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<div class="section" id="supported-languages">
<span id="flycheck-languages"></span><h1>Supported Languages<a class="headerlink" href="#supported-languages" title="Permalink to this headline">¶</a></h1>
<p>This document lists all programming and markup languages which Flycheck
supports.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p>Extensions may provide support for additional languages or add deeper
integration with existing languages.</p>
<p class="last">Take a look at the <a class="reference internal" href="community/extensions.html#flycheck-extensions"><span class="std std-ref">list of extensions</span></a> to see
what the community can offer to you.</p>
</div>
<p>Each language has one or more syntax checkers whose names follow a convention of
<code class="samp docutils literal"><em><span class="pre">language</span></em><span class="pre">-</span><em><span class="pre">tool</span></em></code>. All syntax checkers are listed in the order they
would be applied to a buffer, with all available options. For more information
about a syntax checker open Emacs and use <strong class="command">flycheck-describe-checker</strong>
to view the docstring of the syntax checker. Likewise, you may use
<strong class="command">describe-variable</strong> to read the complete docstring of any option.</p>
<div class="section" id="ada">
<span id="language-ada"></span><h2>Ada<a class="headerlink" href="#ada" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-ada-gnat">
<code class="descname">ada-gnat</code><a class="headerlink" href="#syntax-checker-ada-gnat" title="Permalink to this definition">¶</a></dt>
<dd><p>Check ADA syntax and types with <a class="reference external" href="http://libre.adacore.com/tools/gnat-gpl-edition">GNAT</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-gnat-args">
<em class="property">defcustom </em><code class="descname">flycheck-gnat-args</code><a class="headerlink" href="#variable-flycheck-gnat-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional options.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gnat-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-gnat-include-path</code><a class="headerlink" href="#variable-flycheck-gnat-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories. Relative paths are relative to the path
of the buffer being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gnat-language-standard">
<em class="property">defcustom </em><code class="descname">flycheck-gnat-language-standard</code><a class="headerlink" href="#variable-flycheck-gnat-language-standard" title="Permalink to this definition">¶</a></dt>
<dd><p>The language standard to use as string.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gnat-warnings">
<em class="property">defcustom </em><code class="descname">flycheck-gnat-warnings</code><a class="headerlink" href="#variable-flycheck-gnat-warnings" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional warnings to enable. Each item is the name of a
warning category to enable.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="asciidoc">
<span id="language-asciidoc"></span><h2>AsciiDoc<a class="headerlink" href="#asciidoc" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-asciidoctor">
<code class="descname">asciidoctor</code><a class="headerlink" href="#syntax-checker-asciidoctor" title="Permalink to this definition">¶</a></dt>
<dd><p>Check AsciiDoc with the default <a class="reference external" href="http://asciidoctor.org">Asciidoctor</a> backend.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-asciidoc">
<code class="descname">asciidoc</code><a class="headerlink" href="#syntax-checker-asciidoc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check <a class="reference external" href="http://www.methods.co.nz/asciidoc">AsciiDoc</a> with the standard AsciiDoc processor.</p>
</dd></dl>
</div>
<div class="section" id="c-c">
<span id="language-c/c++"></span><h2>C/C++<a class="headerlink" href="#c-c" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks C and C++ with either <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> or <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>, and then
with <a class="reference internal" href="#syntax-checker-c/c++-cppcheck"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-cppcheck</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-c/c++-clang">
<code class="descname">c/c++-clang</code><a class="headerlink" href="#syntax-checker-c/c++-clang" title="Permalink to this definition">¶</a></dt>
<dt id="syntax-checker-c/c++-gcc">
<code class="descname">c/c++-gcc</code><a class="headerlink" href="#syntax-checker-c/c++-gcc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check C/C++ for syntax and type errors with <a class="reference external" href="http://clang.llvm.org/">Clang</a> or <a class="reference external" href="https://gcc.gnu.org/">GCC</a> respectively.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last"><a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> requires GCC 4.4 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-clang-args">
<em class="property">defcustom </em><code class="descname">flycheck-clang-args</code><a class="headerlink" href="#variable-flycheck-clang-args" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-args">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-args</code><a class="headerlink" href="#variable-flycheck-gcc-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments for <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>
respectively.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-blocks">
<em class="property">defcustom </em><code class="descname">flycheck-clang-blocks</code><a class="headerlink" href="#variable-flycheck-clang-blocks" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable blocks in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-definitions">
<em class="property">defcustom </em><code class="descname">flycheck-clang-definitions</code><a class="headerlink" href="#variable-flycheck-clang-definitions" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-definitions">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-definitions</code><a class="headerlink" href="#variable-flycheck-gcc-definitions" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional preprocessor definitions for <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and
<a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-clang-include-path</code><a class="headerlink" href="#variable-flycheck-clang-include-path" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-include-path</code><a class="headerlink" href="#variable-flycheck-gcc-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories for <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>
respectively, relative to the file being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-includes">
<em class="property">defcustom </em><code class="descname">flycheck-clang-includes</code><a class="headerlink" href="#variable-flycheck-clang-includes" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-includes">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-includes</code><a class="headerlink" href="#variable-flycheck-gcc-includes" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional include files for <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>
respectively, relative to the file being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-language-standard">
<em class="property">defcustom </em><code class="descname">flycheck-clang-language-standard</code><a class="headerlink" href="#variable-flycheck-clang-language-standard" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-language-standard">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-language-standard</code><a class="headerlink" href="#variable-flycheck-gcc-language-standard" title="Permalink to this definition">¶</a></dt>
<dd><p>The language standard to use in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>
respectively as string, via the <code class="docutils literal"><span class="pre">-std</span></code> option.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-ms-extensions">
<em class="property">defcustom </em><code class="descname">flycheck-clang-ms-extensions</code><a class="headerlink" href="#variable-flycheck-clang-ms-extensions" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable Microsoft extensions to C/C++ in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-no-exceptions">
<em class="property">defcustom </em><code class="descname">flycheck-clang-no-exceptions</code><a class="headerlink" href="#variable-flycheck-clang-no-exceptions" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-no-exceptions">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-no-exceptions</code><a class="headerlink" href="#variable-flycheck-gcc-no-exceptions" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to disable exceptions in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and
<a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-no-rtti">
<em class="property">defcustom </em><code class="descname">flycheck-clang-no-rtti</code><a class="headerlink" href="#variable-flycheck-clang-no-rtti" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-no-rtti">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-no-rtti</code><a class="headerlink" href="#variable-flycheck-gcc-no-rtti" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to disable RTTI in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively,
via <code class="docutils literal"><span class="pre">-fno-rtti</span></code>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-standard-library">
<em class="property">defcustom </em><code class="descname">flycheck-clang-standard-library</code><a class="headerlink" href="#variable-flycheck-clang-standard-library" title="Permalink to this definition">¶</a></dt>
<dd><p>The name of the standard library to use for <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a>, as string.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gcc-openmp">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-openmp</code><a class="headerlink" href="#variable-flycheck-gcc-openmp" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable OpenMP in <a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-pedantic">
<em class="property">defcustom </em><code class="descname">flycheck-clang-pedantic</code><a class="headerlink" href="#variable-flycheck-clang-pedantic" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-pedantic">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-pedantic</code><a class="headerlink" href="#variable-flycheck-gcc-pedantic" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to warn about language extensions in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and
<a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-pedantic-errors">
<em class="property">defcustom </em><code class="descname">flycheck-clang-pedantic-errors</code><a class="headerlink" href="#variable-flycheck-clang-pedantic-errors" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-pedantic-errors">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-pedantic-errors</code><a class="headerlink" href="#variable-flycheck-gcc-pedantic-errors" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to error on language extensions in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and
<a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-clang-warnings">
<em class="property">defcustom </em><code class="descname">flycheck-clang-warnings</code><a class="headerlink" href="#variable-flycheck-clang-warnings" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-gcc-warnings">
<em class="property">defcustom </em><code class="descname">flycheck-gcc-warnings</code><a class="headerlink" href="#variable-flycheck-gcc-warnings" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional warnings to enable in <a class="reference internal" href="#syntax-checker-c/c++-clang"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-clang</span></code></a> and
<a class="reference internal" href="#syntax-checker-c/c++-gcc"><code class="xref any std std-checker docutils literal"><span class="pre">c/c++-gcc</span></code></a> respectively. Each item is the name of a warning or
warning category for <code class="docutils literal"><span class="pre">-W</span></code>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-c/c++-cppcheck">
<code class="descname">c/c++-cppcheck</code><a class="headerlink" href="#syntax-checker-c/c++-cppcheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Check C/C++ for semantic and stylistic issues with <a class="reference external" href="http://cppcheck.sourceforge.net/">cppcheck</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-cppcheck-checks">
<em class="property">defcustom </em><code class="descname">flycheck-cppcheck-checks</code><a class="headerlink" href="#variable-flycheck-cppcheck-checks" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of enabled checks. Each item is the name of a check for the
<code class="docutils literal"><span class="pre">--enable</span></code> option.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-cppcheck-inconclusive">
<em class="property">defcustom </em><code class="descname">flycheck-cppcheck-inconclusive</code><a class="headerlink" href="#variable-flycheck-cppcheck-inconclusive" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable inconclusive checks. These checks may yield more
false positives than normal checks.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This option requires cppcheck 1.54 or newer.</p>
</div>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-cppcheck-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-cppcheck-include-path</code><a class="headerlink" href="#variable-flycheck-cppcheck-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories. Relative paths are relative to the file
being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-cppcheck-standards">
<em class="property">defcustom </em><code class="descname">flycheck-cppcheck-standards</code><a class="headerlink" href="#variable-flycheck-cppcheck-standards" title="Permalink to this definition">¶</a></dt>
<dd><p>The C, C++ and/or POSIX standards to use via one or more <code class="docutils literal"><span class="pre">--std=</span></code>
arguments.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-cppcheck-suppressions">
<em class="property">defcustom </em><code class="descname">flycheck-cppcheck-suppressions</code><a class="headerlink" href="#variable-flycheck-cppcheck-suppressions" title="Permalink to this definition">¶</a></dt>
<dd><p>The cppcheck suppressions list to use via one or more <code class="docutils literal"><span class="pre">--suppress=</span></code>
arguments.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="cfengine">
<span id="language-cfengine"></span><h2>CFEngine<a class="headerlink" href="#cfengine" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-cfengine">
<code class="descname">cfengine</code><a class="headerlink" href="#syntax-checker-cfengine" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="https://cfengine.com/">CFEngine</a>.</p>
</dd></dl>
</div>
<div class="section" id="chef">
<span id="language-chef"></span><h2>Chef<a class="headerlink" href="#chef" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-chef-foodcritic">
<code class="descname">chef-foodcritic</code><a class="headerlink" href="#syntax-checker-chef-foodcritic" title="Permalink to this definition">¶</a></dt>
<dd><p>Check style in Chef recipes with <a class="reference external" href="http://www.foodcritic.io">foodcritic</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-foodcritic-tags">
<em class="property">defcustom </em><code class="descname">flycheck-foodcritic-tags</code><a class="headerlink" href="#variable-flycheck-foodcritic-tags" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of tags to select.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="coffeescript">
<span id="language-coffeescript"></span><h2>Coffeescript<a class="headerlink" href="#coffeescript" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Coffeescript syntax with <a class="reference internal" href="#syntax-checker-coffee"><code class="xref any std std-checker docutils literal"><span class="pre">coffee</span></code></a> and then lints with
<a class="reference internal" href="#syntax-checker-coffee-coffeelint"><code class="xref any std std-checker docutils literal"><span class="pre">coffee-coffeelint</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-coffee">
<code class="descname">coffee</code><a class="headerlink" href="#syntax-checker-coffee" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://coffeescript.org/">Coffeescript</a> compiler.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-coffee-coffeelint">
<code class="descname">coffee-coffeelint</code><a class="headerlink" href="#syntax-checker-coffee-coffeelint" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint with <a class="reference external" href="http://www.coffeelint.org/">Coffeelint</a>.</p>
<span class="target" id="index-0"></span><dl class="defcustom">
<dt id="variable-flycheck-coffeelintrc">
<em class="property">defcustom </em><code class="descname">flycheck-coffeelintrc</code><a class="headerlink" href="#variable-flycheck-coffeelintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="coq">
<span id="language-coq"></span><h2>Coq<a class="headerlink" href="#coq" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-coq">
<code class="descname">coq</code><a class="headerlink" href="#syntax-checker-coq" title="Permalink to this definition">¶</a></dt>
<dd><p>Check and proof with the standard <a class="reference external" href="https://coq.inria.fr/">Coq</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="css">
<span id="language-css"></span><h2>CSS<a class="headerlink" href="#css" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-css-csslint">
<code class="descname">css-csslint</code><a class="headerlink" href="#syntax-checker-css-csslint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and style with <a class="reference external" href="https://github.com/CSSLint/csslint">CSSLint</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-css-stylelint">
<code class="descname">css-stylelint</code><a class="headerlink" href="#syntax-checker-css-stylelint" title="Permalink to this definition">¶</a></dt>
<dd><p>Syntax-check and lint CSS with <a class="reference external" href="https://stylelint.io">stylelint</a>.</p>
<span class="target" id="index-1"></span><dl class="defcustom">
<dt id="variable-flycheck-stylelintrc">
<em class="property">defcustom </em><code class="descname">flycheck-stylelintrc</code><a class="headerlink" href="#variable-flycheck-stylelintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-stylelint-quiet">
<em class="property">defcustom </em><code class="descname">flycheck-stylelint-quiet</code><a class="headerlink" href="#variable-flycheck-stylelint-quiet" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to run stylelint in quiet mode via <code class="docutils literal"><span class="pre">--quiet</span></code>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="d">
<span id="language-d"></span><h2>D<a class="headerlink" href="#d" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-d-dmd">
<code class="descname">d-dmd</code><a class="headerlink" href="#syntax-checker-d-dmd" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and types with (<a class="reference external" href="http://dlang.org/">DMD</a>).</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires DMD 2.066 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-dmd-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-dmd-include-path</code><a class="headerlink" href="#variable-flycheck-dmd-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-dmd-args">
<em class="property">defcustom </em><code class="descname">flycheck-dmd-args</code><a class="headerlink" href="#variable-flycheck-dmd-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments.</p>
</dd></dl>
</dd></dl>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><a class="reference external" href="https://github.com/flycheck/flycheck-d-unittest">flycheck-d-unittest</a></dt>
<dd>Flycheck extension which provides a syntax checker to run D unittests
on the fly and report the results with Flycheck.</dd>
</dl>
</div>
</div>
<div class="section" id="dockerfile">
<span id="language-dockerfile"></span><h2>Dockerfile<a class="headerlink" href="#dockerfile" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-dockerfile-hadolint">
<code class="descname">dockerfile-hadolint</code><a class="headerlink" href="#syntax-checker-dockerfile-hadolint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and code style with <a class="reference external" href="http://hadolint.lukasmartinelli.ch/">hadolint</a></p>
</dd></dl>
</div>
<div class="section" id="elixir">
<span id="language-elixir"></span><h2>Elixir<a class="headerlink" href="#elixir" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-elixir-dogma">
<code class="descname">elixir-dogma</code><a class="headerlink" href="#syntax-checker-elixir-dogma" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and code style with <a class="reference external" href="https://github.com/lpil/dogma">Dogma</a>.</p>
</dd></dl>
</div>
<div class="section" id="emacs-lisp">
<span id="language-emacs lisp"></span><h2>Emacs Lisp<a class="headerlink" href="#emacs-lisp" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Emacs Lisp with <a class="reference internal" href="#syntax-checker-emacs-lisp"><code class="xref any std std-checker docutils literal"><span class="pre">emacs-lisp</span></code></a> and then with
<a class="reference internal" href="#syntax-checker-emacs-lisp-checkdoc"><code class="xref any std std-checker docutils literal"><span class="pre">emacs-lisp-checkdoc</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-emacs-lisp">
<code class="descname">emacs-lisp</code><a class="headerlink" href="#syntax-checker-emacs-lisp" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the built-in byte compiler.</p>
<dl class="defcustom">
<dt id="variable-flycheck-emacs-lisp-load-path">
<em class="property">defcustom </em><code class="descname">flycheck-emacs-lisp-load-path</code><a class="headerlink" href="#variable-flycheck-emacs-lisp-load-path" title="Permalink to this definition">¶</a></dt>
<dd><p>The load path as list of strings. Relative directories are expanded
against the <code class="xref any docutils literal"><span class="pre">default-directory</span></code> of the buffer being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-emacs-lisp-initialize-packages">
<em class="property">defcustom </em><code class="descname">flycheck-emacs-lisp-initialize-packages</code><a class="headerlink" href="#variable-flycheck-emacs-lisp-initialize-packages" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to initialize Emacs’ package manager with <code class="xref any docutils literal"><span class="pre">package-initialize</span></code>
before checking the buffer. If set to <code class="code elisp docutils literal"><span class="name variable"><span class="pre">auto</span></span></code> (the default),
only initialize the package managers when checking files under
<code class="xref any docutils literal"><span class="pre">user-emacs-directory</span></code>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-emacs-lisp-package-user-dir">
<em class="property">defcustom </em><code class="descname">flycheck-emacs-lisp-package-user-dir</code><a class="headerlink" href="#variable-flycheck-emacs-lisp-package-user-dir" title="Permalink to this definition">¶</a></dt>
<dd><p>The package directory as string. Has no effect if
<a class="reference internal" href="#variable-flycheck-emacs-lisp-initialize-packages" title="flycheck-emacs-lisp-initialize-packages"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-emacs-lisp-initialize-packages</span></code></a> is nil.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-emacs-lisp-check-declare">
<em class="property">defcustom </em><code class="descname">flycheck-emacs-lisp-check-declare</code><a class="headerlink" href="#variable-flycheck-emacs-lisp-check-declare" title="Permalink to this definition">¶</a></dt>
<dd><p>If non-nil, also check <code class="xref any docutils literal"><span class="pre">declare-function</span></code> forms using
<code class="xref any docutils literal"><span class="pre">check-declare-file</span></code>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-emacs-lisp-checkdoc">
<code class="descname">emacs-lisp-checkdoc</code><a class="headerlink" href="#syntax-checker-emacs-lisp-checkdoc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Emacs Lisp documentation conventions with <code class="docutils literal"><span class="pre">checkdoc</span></code>.</p>
</dd></dl>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><em class="xref infonode">Documentation Tips(elisp)</em></dt>
<dd>Information about documentation conventions for Emacs Lisp.</dd>
<dt><a class="reference external" href="https://github.com/purcell/flycheck-package">purcell/flycheck-package</a></dt>
<dd>Flycheck extension which adds a syntax checker to check for violation
of Emacs Lisp library headers and packaging conventions.</dd>
<dt><em class="xref infonode">Library Headers(elisp)</em></dt>
<dd>Information about library headers for Emacs Lisp files.</dd>
</dl>
</div>
</div>
<div class="section" id="erlang">
<span id="language-erlang"></span><h2>Erlang<a class="headerlink" href="#erlang" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Erlang with <a class="reference internal" href="#syntax-checker-erlang-rebar3"><code class="xref any std std-checker docutils literal"><span class="pre">erlang-rebar3</span></code></a> in rebar projects and
<a class="reference internal" href="#syntax-checker-erlang"><code class="xref any std std-checker docutils literal"><span class="pre">erlang</span></code></a> otherwise.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-erlang">
<code class="descname">erlang</code><a class="headerlink" href="#syntax-checker-erlang" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Erlang with the standard <a class="reference external" href="http://www.erlang.org/">Erlang</a>
compiler.</p>
<dl class="defcustom">
<dt id="variable-flycheck-erlang-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-erlang-include-path</code><a class="headerlink" href="#variable-flycheck-erlang-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-erlang-library-path">
<em class="property">defcustom </em><code class="descname">flycheck-erlang-library-path</code><a class="headerlink" href="#variable-flycheck-erlang-library-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of library directories.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-erlang-rebar3">
<code class="descname">erlang-rebar3</code><a class="headerlink" href="#syntax-checker-erlang-rebar3" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Erlang with the <a class="reference external" href="https://www.rebar3.org/">rebar3</a> build tool.</p>
</dd></dl>
</div>
<div class="section" id="eruby">
<span id="language-eruby"></span><h2>ERuby<a class="headerlink" href="#eruby" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-eruby-erubis">
<code class="descname">eruby-erubis</code><a class="headerlink" href="#syntax-checker-eruby-erubis" title="Permalink to this definition">¶</a></dt>
<dd><p>Check ERuby with <a class="reference external" href="http://www.kuwata-lab.com/erubis/">erubis</a>.</p>
</dd></dl>
</div>
<div class="section" id="fortran">
<span id="language-fortran"></span><h2>Fortran<a class="headerlink" href="#fortran" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-fortran-gfortran">
<code class="descname">fortran-gfortran</code><a class="headerlink" href="#syntax-checker-fortran-gfortran" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Fortran syntax and type with <a class="reference external" href="https://gcc.gnu.org/onlinedocs/gfortran/">GFortran</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-gfortran-args">
<em class="property">defcustom </em><code class="descname">flycheck-gfortran-args</code><a class="headerlink" href="#variable-flycheck-gfortran-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gfortran-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-gfortran-include-path</code><a class="headerlink" href="#variable-flycheck-gfortran-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories. Relative paths are relative to the file
being checked.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gfortran-language-standard">
<em class="property">defcustom </em><code class="descname">flycheck-gfortran-language-standard</code><a class="headerlink" href="#variable-flycheck-gfortran-language-standard" title="Permalink to this definition">¶</a></dt>
<dd><p>The language standard to use via the <code class="docutils literal"><span class="pre">-std</span></code> option.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gfortran-layout">
<em class="property">defcustom </em><code class="descname">flycheck-gfortran-layout</code><a class="headerlink" href="#variable-flycheck-gfortran-layout" title="Permalink to this definition">¶</a></dt>
<dd><p>The source code layout to use. Set to <code class="code elisp docutils literal"><span class="name variable"><span class="pre">free</span></span></code> or <code class="code elisp docutils literal"><span class="name variable"><span class="pre">fixed</span></span></code>
for free or fixed layout respectively, or nil (the default) to let
GFortran automatically determine the layout.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-gfortran-warnings">
<em class="property">defcustom </em><code class="descname">flycheck-gfortran-warnings</code><a class="headerlink" href="#variable-flycheck-gfortran-warnings" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of warnings enabled via the <code class="docutils literal"><span class="pre">-W</span></code> option.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="go">
<span id="language-go"></span><h2>Go<a class="headerlink" href="#go" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Go with the following checkers:</p>
<ol class="arabic simple">
<li><a class="reference internal" href="#syntax-checker-go-gofmt"><code class="xref any std std-checker docutils literal"><span class="pre">go-gofmt</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-golint"><code class="xref any std std-checker docutils literal"><span class="pre">go-golint</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-vet"><code class="xref any std std-checker docutils literal"><span class="pre">go-vet</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-build"><code class="xref any std std-checker docutils literal"><span class="pre">go-build</span></code></a> or <a class="reference internal" href="#syntax-checker-go-test"><code class="xref any std std-checker docutils literal"><span class="pre">go-test</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-errcheck"><code class="xref any std std-checker docutils literal"><span class="pre">go-errcheck</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-unconvert"><code class="xref any std std-checker docutils literal"><span class="pre">go-unconvert</span></code></a></li>
<li><a class="reference internal" href="#syntax-checker-go-megacheck"><code class="xref any std std-checker docutils literal"><span class="pre">go-megacheck</span></code></a></li>
</ol>
<dl class="syntax-checker">
<dt id="syntax-checker-go-gofmt">
<code class="descname">go-gofmt</code><a class="headerlink" href="#syntax-checker-go-gofmt" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Go syntax with <a class="reference external" href="https://golang.org/cmd/gofmt/">gofmt</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-golint">
<code class="descname">go-golint</code><a class="headerlink" href="#syntax-checker-go-golint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Go code style with <a class="reference external" href="https://github.com/golang/lint">Golint</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-vet">
<code class="descname">go-vet</code><a class="headerlink" href="#syntax-checker-go-vet" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Go for suspicious code with <a class="reference external" href="https://golang.org/cmd/vet/">vet</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-go-vet-print-functions">
<em class="property">defcustom </em><code class="descname">flycheck-go-vet-print-functions</code><a class="headerlink" href="#variable-flycheck-go-vet-print-functions" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of print-like functions to check calls for format string problems.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-go-vet-shadow">
<em class="property">defcustom </em><code class="descname">flycheck-go-vet-shadow</code><a class="headerlink" href="#variable-flycheck-go-vet-shadow" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to check for shadowed variables, in Go 1.6 or newer.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-go-build-tags">
<em class="property">defcustom </em><code class="descname">flycheck-go-build-tags</code><a class="headerlink" href="#variable-flycheck-go-build-tags" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of build tags.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-build">
<code class="descname">go-build</code><a class="headerlink" href="#syntax-checker-go-build" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and type with the <a class="reference external" href="https://golang.org/cmd/go">Go compiler</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires Go 1.6 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-go-build-install-deps">
<em class="property">defcustom </em><code class="descname">flycheck-go-build-install-deps</code><a class="headerlink" href="#variable-flycheck-go-build-install-deps" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to install dependencies while checking with <a class="reference internal" href="#syntax-checker-go-build"><code class="xref any std std-checker docutils literal"><span class="pre">go-build</span></code></a> or
<a class="reference internal" href="#syntax-checker-go-test"><code class="xref any std std-checker docutils literal"><span class="pre">go-test</span></code></a></p>
</dd></dl>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-go-build-tags</code></dt>
<dd><p>See <a class="reference internal" href="#variable-flycheck-go-build-tags" title="flycheck-go-build-tags"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-go-build-tags</span></code></a></p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-test">
<code class="descname">go-test</code><a class="headerlink" href="#syntax-checker-go-test" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and types of Go tests with the <a class="reference external" href="https://golang.org/cmd/go">Go compiler</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires Go 1.6 or newer.</p>
</div>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-go-build-install-deps</code></dt>
<dd><p>See <a class="reference internal" href="#variable-flycheck-go-build-install-deps" title="flycheck-go-build-install-deps"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-go-build-install-deps</span></code></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-go-build-tags</code></dt>
<dd><p>See <a class="reference internal" href="#variable-flycheck-go-build-tags" title="flycheck-go-build-tags"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-go-build-tags</span></code></a></p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-errcheck">
<code class="descname">go-errcheck</code><a class="headerlink" href="#syntax-checker-go-errcheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Check for unhandled error returns in Go with <a class="reference external" href="https://github.com/kisielk/errcheck">errcheck</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires errcheck build from commit 8515d34 (Aug
28th, 2015) or newer.</p>
</div>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-go-build-tags</code></dt>
<dd><p>See <a class="reference internal" href="#variable-flycheck-go-build-tags" title="flycheck-go-build-tags"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-go-build-tags</span></code></a></p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-unconvert">
<code class="descname">go-unconvert</code><a class="headerlink" href="#syntax-checker-go-unconvert" title="Permalink to this definition">¶</a></dt>
<dd><p>Check for unnecessary type conversions with <a class="reference external" href="https://github.com/mdempsky/unconvert">unconvert</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-go-megacheck">
<code class="descname">go-megacheck</code><a class="headerlink" href="#syntax-checker-go-megacheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint code with <a class="reference external" href="https://github.com/dominikh/go-tools">megacheck</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-go-megacheck-disabled-checkers">
<em class="property">defcustom </em><code class="descname">flycheck-go-megacheck-disabled-checkers</code><a class="headerlink" href="#variable-flycheck-go-megacheck-disabled-checkers" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of checkers to disable when running <a class="reference external" href="https://github.com/dominikh/go-tools">megacheck</a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="groovy">
<span id="language-groovy"></span><h2>Groovy<a class="headerlink" href="#groovy" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-groovy">
<code class="descname">groovy</code><a class="headerlink" href="#syntax-checker-groovy" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax using the <a class="reference external" href="http://www.groovy-lang.org/">Groovy</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="haml">
<span id="language-haml"></span><h2>Haml<a class="headerlink" href="#haml" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-haml">
<code class="descname">haml</code><a class="headerlink" href="#syntax-checker-haml" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://haml.info/">Haml</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="handlebars">
<span id="language-handlebars"></span><h2>Handlebars<a class="headerlink" href="#handlebars" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-handlebars">
<code class="descname">handlebars</code><a class="headerlink" href="#syntax-checker-handlebars" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://handlebarsjs.com/">Handlebars</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="haskell">
<span id="language-haskell"></span><h2>Haskell<a class="headerlink" href="#haskell" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Haskell with <a class="reference internal" href="#syntax-checker-haskell-stack-ghc"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-stack-ghc</span></code></a> (in Stack projects) or
<a class="reference internal" href="#syntax-checker-haskell-ghc"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-ghc</span></code></a>, and then with <a class="reference internal" href="#syntax-checker-haskell-hlint"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-hlint</span></code></a>.</p>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><a class="reference external" href="https://github.com/flycheck/flycheck-haskell">flycheck-haskell</a></dt>
<dd>Flycheck extension to configure Flycheck’s Haskell checkers from the
metadata, with support for Cabal sandboxes.</dd>
<dt><a class="reference external" href="https://github.com/flycheck/flycheck-hdevtools">flycheck-hdevtools</a></dt>
<dd>Flycheck extension which adds an alternative syntax checker for GHC
using <a class="reference external" href="https://github.com/bitc/hdevtools/">hdevtools</a>.</dd>
</dl>
</div>
<dl class="syntax-checker">
<dt id="syntax-checker-haskell-stack-ghc">
<code class="descname">haskell-stack-ghc</code><a class="headerlink" href="#syntax-checker-haskell-stack-ghc" title="Permalink to this definition">¶</a></dt>
<dt id="syntax-checker-haskell-ghc">
<code class="descname">haskell-ghc</code><a class="headerlink" href="#syntax-checker-haskell-ghc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and type <a class="reference external" href="https://www.haskell.org/ghc/">GHC</a>. In <a class="reference external" href="https://github.com/commercialhaskell/stack">Stack</a> projects invoke GHC through Stack
to bring package dependencies from Stack in.</p>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-args">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-args</code><a class="headerlink" href="#variable-flycheck-ghc-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-no-user-package-database">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-no-user-package-database</code><a class="headerlink" href="#variable-flycheck-ghc-no-user-package-database" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to disable the user package database (only for <a class="reference internal" href="#syntax-checker-haskell-ghc"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-ghc</span></code></a>).</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-stack-use-nix">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-stack-use-nix</code><a class="headerlink" href="#variable-flycheck-ghc-stack-use-nix" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable Nix support for Stack (only for <a class="reference internal" href="#syntax-checker-haskell-stack-ghc"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-stack-ghc</span></code></a>).</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-package-databases">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-package-databases</code><a class="headerlink" href="#variable-flycheck-ghc-package-databases" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional package databases for GHC (only for
<a class="reference internal" href="#syntax-checker-haskell-ghc"><code class="xref any std std-checker docutils literal"><span class="pre">haskell-ghc</span></code></a>). Each item points to a directory containing a package
directory, via <code class="docutils literal"><span class="pre">-package-db</span></code>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-search-path">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-search-path</code><a class="headerlink" href="#variable-flycheck-ghc-search-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of module directories, via <code class="docutils literal"><span class="pre">-i</span></code>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-ghc-language-extensions">
<em class="property">defcustom </em><code class="descname">flycheck-ghc-language-extensions</code><a class="headerlink" href="#variable-flycheck-ghc-language-extensions" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of language extensions, via <code class="docutils literal"><span class="pre">-X</span></code>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-haskell-hlint">
<code class="descname">haskell-hlint</code><a class="headerlink" href="#syntax-checker-haskell-hlint" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint with <a class="reference external" href="https://github.com/ndmitchell/hlint">hlint</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-hlint-args">
<em class="property">defcustom </em><code class="descname">flycheck-hlint-args</code><a class="headerlink" href="#variable-flycheck-hlint-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-hlint-language-extensions">
<em class="property">defcustom </em><code class="descname">flycheck-hlint-language-extensions</code><a class="headerlink" href="#variable-flycheck-hlint-language-extensions" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of language extensions to enable.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-hlint-ignore-rules">
<em class="property">defcustom </em><code class="descname">flycheck-hlint-ignore-rules</code><a class="headerlink" href="#variable-flycheck-hlint-ignore-rules" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of rules to ignore.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-hlint-hint-packages">
<em class="property">defcustom </em><code class="descname">flycheck-hlint-hint-packages</code><a class="headerlink" href="#variable-flycheck-hlint-hint-packages" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional hint packages to include.</p>
</dd></dl>
<span class="target" id="index-2"></span><dl class="defcustom">
<dt id="variable-flycheck-hlintrc">
<em class="property">defcustom </em><code class="descname">flycheck-hlintrc</code><a class="headerlink" href="#variable-flycheck-hlintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="html">
<span id="language-html"></span><h2>HTML<a class="headerlink" href="#html" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-html-tidy">
<code class="descname">html-tidy</code><a class="headerlink" href="#syntax-checker-html-tidy" title="Permalink to this definition">¶</a></dt>
<dd><p>Check HTML syntax and style with <a class="reference external" href="https://github.com/htacg/tidy-html5">Tidy HTML5</a>.</p>
<span class="target" id="index-3"></span><dl class="defcustom">
<dt id="variable-flycheck-tidyrc">
<em class="property">defcustom </em><code class="descname">flycheck-tidyrc</code><a class="headerlink" href="#variable-flycheck-tidyrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="javascript">
<span id="language-javascript"></span><h2>Javascript<a class="headerlink" href="#javascript" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Javascript with one of <a class="reference internal" href="#syntax-checker-javascript-eslint"><code class="xref any std std-checker docutils literal"><span class="pre">javascript-eslint</span></code></a> or
<a class="reference internal" href="#syntax-checker-javascript-jshint"><code class="xref any std std-checker docutils literal"><span class="pre">javascript-jshint</span></code></a>, and then with <a class="reference internal" href="#syntax-checker-javascript-jscs"><code class="xref any std std-checker docutils literal"><span class="pre">javascript-jscs</span></code></a>.</p>
<p>Alternatively <a class="reference internal" href="#syntax-checker-javascript-standard"><code class="xref any std std-checker docutils literal"><span class="pre">javascript-standard</span></code></a> is used instead all of the former ones.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-javascript-eslint">
<code class="descname">javascript-eslint</code><a class="headerlink" href="#syntax-checker-javascript-eslint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="http://eslint.org/">ESLint</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">Flycheck automatically <a class="reference internal" href="user/syntax-checkers.html#flycheck-disable-checkers"><span class="std std-ref">disables</span></a>
this syntax checker if eslint cannot find a valid configuration file
for the current buffer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-eslint-rules-directories">
<em class="property">defcustom </em><code class="descname">flycheck-eslint-rules-directories</code><a class="headerlink" href="#variable-flycheck-eslint-rules-directories" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of directories with custom rules.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-javascript-jshint">
<code class="descname">javascript-jshint</code><a class="headerlink" href="#syntax-checker-javascript-jshint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="http://jshint.com/">JSHint</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-jshint-extract-javascript">
<em class="property">defcustom </em><code class="descname">flycheck-jshint-extract-javascript</code><a class="headerlink" href="#variable-flycheck-jshint-extract-javascript" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to extract Javascript from HTML before linting.</p>
</dd></dl>
<span class="target" id="index-4"></span><dl class="defcustom">
<dt id="variable-flycheck-jshintrc">
<em class="property">defcustom </em><code class="descname">flycheck-jshintrc</code><a class="headerlink" href="#variable-flycheck-jshintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-javascript-jscs">
<code class="descname">javascript-jscs</code><a class="headerlink" href="#syntax-checker-javascript-jscs" title="Permalink to this definition">¶</a></dt>
<dd><p>Check code style with <a class="reference external" href="http://jscs.info/">JSCS</a>.</p>
<span class="target" id="index-5"></span><dl class="defcustom">
<dt id="variable-flycheck-jscsrc">
<em class="property">defcustom </em><code class="descname">flycheck-jscsrc</code><a class="headerlink" href="#variable-flycheck-jscsrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-javascript-standard">
<code class="descname">javascript-standard</code><a class="headerlink" href="#syntax-checker-javascript-standard" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and code style with <a class="reference external" href="https://github.com/feross/standard">Standard</a> or <a class="reference external" href="https://github.com/Flet/semistandard">Semistandard</a>.</p>
</dd></dl>
</div>
<div class="section" id="json">
<span id="language-json"></span><h2>JSON<a class="headerlink" href="#json" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks JSON with <a class="reference internal" href="#syntax-checker-json-jsonlint"><code class="xref any std std-checker docutils literal"><span class="pre">json-jsonlint</span></code></a> or <a class="reference internal" href="#syntax-checker-json-python-json"><code class="xref any std std-checker docutils literal"><span class="pre">json-python-json</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-json-jsonlint">
<code class="descname">json-jsonlint</code><a class="headerlink" href="#syntax-checker-json-jsonlint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check JSON with <a class="reference external" href="https://github.com/zaach/jsonlint">jsonlint</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-json-python-json">
<code class="descname">json-python-json</code><a class="headerlink" href="#syntax-checker-json-python-json" title="Permalink to this definition">¶</a></dt>
<dd><p>Check JSON with Python’s built-in <code class="xref py py-mod docutils literal"><span class="pre">json</span></code> module.</p>
</dd></dl>
</div>
<div class="section" id="less">
<span id="language-less"></span><h2>Less<a class="headerlink" href="#less" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-less">
<code class="descname">less</code><a class="headerlink" href="#syntax-checker-less" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://lesscss.org/">Less</a> compiler.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires lessc 1.4 or newer.</p>
</div>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-less-stylelint">
<code class="descname">less-stylelint</code><a class="headerlink" href="#syntax-checker-less-stylelint" title="Permalink to this definition">¶</a></dt>
<dd><p>Syntax-check and lint Less with <a class="reference external" href="https://stylelint.io">stylelint</a>.</p>
<span class="target" id="index-6"></span><dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-stylelintrc</code></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-stylelint-quiet</code></dt>
<dd><p>Whether to run stylelint in quiet mode via <code class="docutils literal"><span class="pre">--quiet</span></code>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="llvm">
<span id="language-llvm"></span><h2>LLVM<a class="headerlink" href="#llvm" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-llvm-llc">
<code class="descname">llvm-llc</code><a class="headerlink" href="#syntax-checker-llvm-llc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="http://llvm.org/docs/CommandGuide/llc.html">llc</a>.</p>
</dd></dl>
</div>
<div class="section" id="lua">
<span id="language-lua"></span><h2>Lua<a class="headerlink" href="#lua" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Lua with <a class="reference internal" href="#syntax-checker-lua-luacheck"><code class="xref any std std-checker docutils literal"><span class="pre">lua-luacheck</span></code></a>, falling back to <a class="reference internal" href="#syntax-checker-lua"><code class="xref any std std-checker docutils literal"><span class="pre">lua</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-lua-luacheck">
<code class="descname">lua-luacheck</code><a class="headerlink" href="#syntax-checker-lua-luacheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="https://github.com/mpeterv/luacheck">Luacheck</a>.</p>
<span class="target" id="index-7"></span><dl class="defcustom">
<dt id="variable-flycheck-luacheckrc">
<em class="property">defcustom </em><code class="descname">flycheck-luacheckrc</code><a class="headerlink" href="#variable-flycheck-luacheckrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-luacheck-standards">
<em class="property">defcustom </em><code class="descname">flycheck-luacheck-standards</code><a class="headerlink" href="#variable-flycheck-luacheck-standards" title="Permalink to this definition">¶</a></dt>
<dd><p>The luacheck standards to use via one or more <code class="docutils literal"><span class="pre">--std</span></code> arguments.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-lua">
<code class="descname">lua</code><a class="headerlink" href="#syntax-checker-lua" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://www.lua.org/">Lua compiler</a>.</p>
</dd></dl>
</div>
<div class="section" id="markdown">
<span id="language-markdown"></span><h2>Markdown<a class="headerlink" href="#markdown" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-markdown-mdl">
<code class="descname">markdown-mdl</code><a class="headerlink" href="#syntax-checker-markdown-mdl" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Markdown with <a class="reference external" href="https://github.com/mivok/markdownlint/">markdownlint</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-markdown-mdl-rules">
<em class="property">defcustom </em><code class="descname">flycheck-markdown-mdl-rules</code><a class="headerlink" href="#variable-flycheck-markdown-mdl-rules" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of enabled rules.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-markdown-mdl-tags">
<em class="property">defcustom </em><code class="descname">flycheck-markdown-mdl-tags</code><a class="headerlink" href="#variable-flycheck-markdown-mdl-tags" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of enabled rule tags.</p>
</dd></dl>
<span class="target" id="index-8"></span><dl class="defcustom">
<dt id="variable-flycheck-markdown-mdl-style">
<em class="property">defcustom </em><code class="descname">flycheck-markdown-mdl-style</code><a class="headerlink" href="#variable-flycheck-markdown-mdl-style" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="nix">
<span id="language-nix"></span><h2>Nix<a class="headerlink" href="#nix" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-nix">
<code class="descname">nix</code><a class="headerlink" href="#syntax-checker-nix" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Nix with <a class="reference external" href="https://nixos.org/nix/manual/#sec-nix-instantiate">nix-instantiate</a>.</p>
</dd></dl>
</div>
<div class="section" id="perl">
<span id="language-perl"></span><h2>Perl<a class="headerlink" href="#perl" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Perl with <a class="reference internal" href="#syntax-checker-perl"><code class="xref any std std-checker docutils literal"><span class="pre">perl</span></code></a> and <a class="reference internal" href="#syntax-checker-perl-perlcritic"><code class="xref any std std-checker docutils literal"><span class="pre">perl-perlcritic</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-perl">
<code class="descname">perl</code><a class="headerlink" href="#syntax-checker-perl" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="https://www.perl.org/">Perl</a> interpreter.</p>
<dl class="defcustom">
<dt id="variable-flycheck-perl-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-perl-include-path</code><a class="headerlink" href="#variable-flycheck-perl-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories, relative to the file being checked.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-perl-perlcritic">
<code class="descname">perl-perlcritic</code><a class="headerlink" href="#syntax-checker-perl-perlcritic" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint and check style with <a class="reference external" href="https://metacpan.org/pod/Perl::Critic">Perl::Critic</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-perlcritic-severity">
<em class="property">defcustom </em><code class="descname">flycheck-perlcritic-severity</code><a class="headerlink" href="#variable-flycheck-perlcritic-severity" title="Permalink to this definition">¶</a></dt>
<dd><p>The severity level as integer for the <code class="docutils literal"><span class="pre">--severity</span></code>.</p>
</dd></dl>
<span class="target" id="index-9"></span><dl class="defcustom">
<dt id="variable-flycheck-perlcriticrc">
<em class="property">defcustom </em><code class="descname">flycheck-perlcriticrc</code><a class="headerlink" href="#variable-flycheck-perlcriticrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="php">
<span id="language-php"></span><h2>PHP<a class="headerlink" href="#php" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks PHP with <a class="reference internal" href="#syntax-checker-php"><code class="xref any std std-checker docutils literal"><span class="pre">php</span></code></a>, <a class="reference internal" href="#syntax-checker-php-phpmd"><code class="xref any std std-checker docutils literal"><span class="pre">php-phpmd</span></code></a> and <a class="reference internal" href="#syntax-checker-php-phpcs"><code class="xref any std std-checker docutils literal"><span class="pre">php-phpcs</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-php">
<code class="descname">php</code><a class="headerlink" href="#syntax-checker-php" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="http://php.net/manual/en/features.commandline.php">PHP CLI</a></p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-php-phpmd">
<code class="descname">php-phpmd</code><a class="headerlink" href="#syntax-checker-php-phpmd" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint with <a class="reference external" href="https://phpmd.org/">PHP Mess Detector</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-phpmd-rulesets">
<em class="property">defcustom </em><code class="descname">flycheck-phpmd-rulesets</code><a class="headerlink" href="#variable-flycheck-phpmd-rulesets" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of rule sets. Each item is either the name of a default rule
set, or the path to a custom rule set file.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-php-phpcs">
<code class="descname">php-phpcs</code><a class="headerlink" href="#syntax-checker-php-phpcs" title="Permalink to this definition">¶</a></dt>
<dd><p>Check style with <a class="reference external" href="http://pear.php.net/package/PHP_CodeSniffer">PHP Code Sniffer</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires PHP Code Sniffer 2.6 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-phpcs-standard">
<em class="property">defcustom </em><code class="descname">flycheck-phpcs-standard</code><a class="headerlink" href="#variable-flycheck-phpcs-standard" title="Permalink to this definition">¶</a></dt>
<dd><p>The coding standard, either as name of a built-in standard, or as path
to a standard specification.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="processing">
<span id="language-processing"></span><h2>Processing<a class="headerlink" href="#processing" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-processing">
<code class="descname">processing</code><a class="headerlink" href="#syntax-checker-processing" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax using the <a class="reference external" href="https://processing.org/">Processing</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="protobuf">
<span id="language-protobuf"></span><h2>Protobuf<a class="headerlink" href="#protobuf" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-protobuf-protoc">
<code class="descname">protobuf-protoc</code><a class="headerlink" href="#syntax-checker-protobuf-protoc" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax using the <a class="reference external" href="https://developers.google.com/protocol-buffers/">protoc</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="pug">
<span id="language-pug"></span><h2>Pug<a class="headerlink" href="#pug" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-pug">
<code class="descname">pug</code><a class="headerlink" href="#syntax-checker-pug" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax using the <a class="reference external" href="https://www.pugjs.org">Pug</a> compiler.</p>
</dd></dl>
</div>
<div class="section" id="puppet">
<span id="language-puppet"></span><h2>Puppet<a class="headerlink" href="#puppet" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Puppet with <a class="reference internal" href="#syntax-checker-puppet-parser"><code class="xref any std std-checker docutils literal"><span class="pre">puppet-parser</span></code></a> and lints with <a class="reference internal" href="#syntax-checker-puppet-lint"><code class="xref any std std-checker docutils literal"><span class="pre">puppet-lint</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-puppet-parser">
<code class="descname">puppet-parser</code><a class="headerlink" href="#syntax-checker-puppet-parser" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="https://puppet.com/">Puppet</a> compiler.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-puppet-lint">
<code class="descname">puppet-lint</code><a class="headerlink" href="#syntax-checker-puppet-lint" title="Permalink to this definition">¶</a></dt>
<dd><p>Link with <a class="reference external" href="http://puppet-lint.com/">Puppet Lint</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-puppet-lint-disabled-checks">
<em class="property">defcustom </em><code class="descname">flycheck-puppet-lint-disabled-checks</code><a class="headerlink" href="#variable-flycheck-puppet-lint-disabled-checks" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of checks to disable.</p>
</dd></dl>
<span class="target" id="index-10"></span><dl class="defcustom">
<dt id="variable-flycheck-puppet-lint-rc">
<em class="property">defcustom </em><code class="descname">flycheck-puppet-lint-rc</code><a class="headerlink" href="#variable-flycheck-puppet-lint-rc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="python">
<span id="language-python"></span><h2>Python<a class="headerlink" href="#python" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Python with <a class="reference internal" href="#syntax-checker-python-flake8"><code class="xref any std std-checker docutils literal"><span class="pre">python-flake8</span></code></a> or <a class="reference internal" href="#syntax-checker-python-pylint"><code class="xref any std std-checker docutils literal"><span class="pre">python-pylint</span></code></a>, and falls
back to <a class="reference internal" href="#syntax-checker-python-pycompile"><code class="xref any std std-checker docutils literal"><span class="pre">python-pycompile</span></code></a> if neither of those is available.</p>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><a class="reference external" href="https://github.com/Wilfred/flycheck-pyflakes">flycheck-pyflakes</a></dt>
<dd>Flycheck extension which adds a syntax checker using <a class="reference external" href="https://github.com/PyCQA/pyflakes">Pyflakes</a>.</dd>
<dt><a class="reference external" href="https://github.com/msherry/flycheck-pycheckers">msherry/flycheck-pycheckers</a></dt>
<dd>Flycheck extension which can use multiple checkers simultaneously –
including pyflakes, pep8, flake8, pylint, and mypy 2/3.</dd>
</dl>
</div>
<dl class="syntax-checker">
<dt id="syntax-checker-python-flake8">
<code class="descname">python-flake8</code><a class="headerlink" href="#syntax-checker-python-flake8" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="https://flake8.readthedocs.io/">flake8</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires flake8 3.0 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-flake8-error-level-alist">
<em class="property">defcustom </em><code class="descname">flycheck-flake8-error-level-alist</code><a class="headerlink" href="#variable-flycheck-flake8-error-level-alist" title="Permalink to this definition">¶</a></dt>
<dd><p>An alist mapping Flake8 error IDs to Flycheck error levels.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-flake8-maximum-complexity">
<em class="property">defcustom </em><code class="descname">flycheck-flake8-maximum-complexity</code><a class="headerlink" href="#variable-flycheck-flake8-maximum-complexity" title="Permalink to this definition">¶</a></dt>
<dd><p>The maximum McCabe complexity allowed for methods.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-flake8-maximum-line-length">
<em class="property">defcustom </em><code class="descname">flycheck-flake8-maximum-line-length</code><a class="headerlink" href="#variable-flycheck-flake8-maximum-line-length" title="Permalink to this definition">¶</a></dt>
<dd><p>The maximum length of lines.</p>
</dd></dl>
<span class="target" id="index-11"></span><dl class="defcustom">
<dt id="variable-flycheck-flake8rc">
<em class="property">defcustom </em><code class="descname">flycheck-flake8rc</code><a class="headerlink" href="#variable-flycheck-flake8rc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-python-pylint">
<code class="descname">python-pylint</code><a class="headerlink" href="#syntax-checker-python-pylint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="https://pylint.org/">Pylint</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires Pylint 1.0 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-pylint-use-symbolic-id">
<em class="property">defcustom </em><code class="descname">flycheck-pylint-use-symbolic-id</code><a class="headerlink" href="#variable-flycheck-pylint-use-symbolic-id" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to report symbolic (e.g. <code class="docutils literal"><span class="pre">no-name-in-module</span></code>) or numeric
(e.g. <code class="docutils literal"><span class="pre">E0611</span></code>) message identifiers.</p>
</dd></dl>
<span class="target" id="index-12"></span><dl class="defcustom">
<dt id="variable-flycheck-pylintrc">
<em class="property">defcustom </em><code class="descname">flycheck-pylintrc</code><a class="headerlink" href="#variable-flycheck-pylintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-python-pycompile">
<code class="descname">python-pycompile</code><a class="headerlink" href="#syntax-checker-python-pycompile" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with Python’s byte compiler (see <code class="xref py py-mod docutils literal"><span class="pre">py_compile</span></code>).</p>
</dd></dl>
</div>
<div class="section" id="r">
<span id="language-r"></span><h2>R<a class="headerlink" href="#r" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-r-lintr">
<code class="descname">r-lintr</code><a class="headerlink" href="#syntax-checker-r-lintr" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="https://github.com/jimhester/lintr">lintr</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-lintr-caching">
<em class="property">defcustom </em><code class="descname">flycheck-lintr-caching</code><a class="headerlink" href="#variable-flycheck-lintr-caching" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable caching in lintr. On by default; it is not
recommended to disable caching unless it causes actual problems.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-lintr-linters">
<em class="property">defcustom </em><code class="descname">flycheck-lintr-linters</code><a class="headerlink" href="#variable-flycheck-lintr-linters" title="Permalink to this definition">¶</a></dt>
<dd><p>Linters to use as a string with an R expression which selects the
linters to use.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="racket">
<span id="language-racket"></span><h2>Racket<a class="headerlink" href="#racket" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-racket">
<code class="descname">racket</code><a class="headerlink" href="#syntax-checker-racket" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="http://docs.racket-lang.org/raco/expand.html">raco expand</a> from the <code class="docutils literal"><span class="pre">compiler-lib</span></code> package.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker needs the <code class="docutils literal"><span class="pre">compiler-lib</span></code> package.</p>
</div>
</dd></dl>
</div>
<div class="section" id="rpm-spec">
<span id="language-rpm spec"></span><h2>RPM Spec<a class="headerlink" href="#rpm-spec" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-rpm-rpmlint">
<code class="descname">rpm-rpmlint</code><a class="headerlink" href="#syntax-checker-rpm-rpmlint" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint with <a class="reference external" href="https://sourceforge.net/projects/rpmlint/">rpmlint</a>.</p>
</dd></dl>
</div>
<div class="section" id="restructuredtext">
<span id="language-restructuredtext"></span><h2>reStructuredText<a class="headerlink" href="#restructuredtext" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks reStructuredText with <a class="reference internal" href="#syntax-checker-rst-sphinx"><code class="xref any std std-checker docutils literal"><span class="pre">rst-sphinx</span></code></a> in <a class="reference external" href="http://sphinx-doc.org/">Sphinx</a> projects and
with <a class="reference internal" href="#syntax-checker-rst"><code class="xref any std std-checker docutils literal"><span class="pre">rst</span></code></a> otherwise.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-rst-sphinx">
<code class="descname">rst-sphinx</code><a class="headerlink" href="#syntax-checker-rst-sphinx" title="Permalink to this definition">¶</a></dt>
<dd><p>Check documents with <a class="reference external" href="http://sphinx-doc.org/">Sphinx</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires Sphinx 1.2 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-sphinx-warn-on-missing-references">
<em class="property">defcustom </em><code class="descname">flycheck-sphinx-warn-on-missing-references</code><a class="headerlink" href="#variable-flycheck-sphinx-warn-on-missing-references" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to emit warnings for all missing references.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-rst">
<code class="descname">rst</code><a class="headerlink" href="#syntax-checker-rst" title="Permalink to this definition">¶</a></dt>
<dd><p>Check documents with <a class="reference external" href="http://docutils.sourceforge.net/">docutils</a>.</p>
</dd></dl>
</div>
<div class="section" id="ruby">
<span id="language-ruby"></span><h2>Ruby<a class="headerlink" href="#ruby" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Ruby with <a class="reference internal" href="#syntax-checker-ruby-rubocop"><code class="xref any std std-checker docutils literal"><span class="pre">ruby-rubocop</span></code></a>, <a class="reference internal" href="#syntax-checker-ruby-reek"><code class="xref any std std-checker docutils literal"><span class="pre">ruby-reek</span></code></a> and <a class="reference internal" href="#syntax-checker-ruby-rubylint"><code class="xref any std std-checker docutils literal"><span class="pre">ruby-rubylint</span></code></a>,
falling back to <a class="reference internal" href="#syntax-checker-ruby"><code class="xref any std std-checker docutils literal"><span class="pre">ruby</span></code></a> or <a class="reference internal" href="#syntax-checker-ruby-jruby"><code class="xref any std std-checker docutils literal"><span class="pre">ruby-jruby</span></code></a> for basic syntax checking if those
are not available.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-ruby-rubocop">
<code class="descname">ruby-rubocop</code><a class="headerlink" href="#syntax-checker-ruby-rubocop" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="http://batsov.com/rubocop/">RuboCop</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires Rubocop 0.34 or newer.</p>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-rubocop-lint-only">
<em class="property">defcustom </em><code class="descname">flycheck-rubocop-lint-only</code><a class="headerlink" href="#variable-flycheck-rubocop-lint-only" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to suppress warnings about style issues, via the <code class="docutils literal"><span class="pre">--lint</span></code>
option.</p>
</dd></dl>
<span class="target" id="index-13"></span><dl class="defcustom">
<dt id="variable-flycheck-rubocoprc">
<em class="property">defcustom </em><code class="descname">flycheck-rubocoprc</code><a class="headerlink" href="#variable-flycheck-rubocoprc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-ruby-reek">
<code class="descname">ruby-reek</code><a class="headerlink" href="#syntax-checker-ruby-reek" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="https://github.com/troessner/reek">reek</a>.</p>
<span class="target" id="index-14"></span><dl class="defcustom">
<dt id="variable-flycheck-reekrc">
<em class="property">defcustom </em><code class="descname">flycheck-reekrc</code><a class="headerlink" href="#variable-flycheck-reekrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last"><code class="docutils literal"><span class="pre">flycheck-reekrc</span></code> defaults to <code class="docutils literal"><span class="pre">nil</span></code>, because Reek can find its own
configuration.</p>
</div>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-ruby-rubylint">
<code class="descname">ruby-rubylint</code><a class="headerlink" href="#syntax-checker-ruby-rubylint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and lint with <a class="reference external" href="http://code.yorickpeterse.com/ruby-lint/latest/">ruby-lint</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires ruby-lint 2.0.2 or newer.</p>
</div>
<span class="target" id="index-15"></span><dl class="defcustom">
<dt id="variable-flycheck-rubylintrc">
<em class="property">defcustom </em><code class="descname">flycheck-rubylintrc</code><a class="headerlink" href="#variable-flycheck-rubylintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-ruby">
<code class="descname">ruby</code><a class="headerlink" href="#syntax-checker-ruby" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="https://www.ruby-lang.org/">Ruby</a> interpreter.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-ruby-jruby">
<code class="descname">ruby-jruby</code><a class="headerlink" href="#syntax-checker-ruby-jruby" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with the <a class="reference external" href="http://jruby.org/">JRuby</a> interpreter.</p>
</dd></dl>
</div>
<div class="section" id="rust">
<span id="language-rust"></span><h2>Rust<a class="headerlink" href="#rust" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks <a class="reference external" href="https://www.rust-lang.org/">Rust</a> with <a class="reference internal" href="#syntax-checker-rust-cargo"><code class="xref any std std-checker docutils literal"><span class="pre">rust-cargo</span></code></a> in Cargo projects, or <a class="reference internal" href="#syntax-checker-rust"><code class="xref any std std-checker docutils literal"><span class="pre">rust</span></code></a>
otherwise.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-rust-cargo">
<code class="descname">rust-cargo</code><a class="headerlink" href="#syntax-checker-rust-cargo" title="Permalink to this definition">¶</a></dt>
<dt id="syntax-checker-rust">
<code class="descname">rust</code><a class="headerlink" href="#syntax-checker-rust" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and types with the <a class="reference external" href="https://www.rust-lang.org/">Rust</a> compiler. In a <a class="reference external" href="http://doc.crates.io/index.html">Cargo</a> project the
compiler is invoked through <code class="docutils literal"><span class="pre">cargo</span> <span class="pre">rustc</span></code> to take Cargo dependencies
into account.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last"><a class="reference internal" href="#syntax-checker-rust-cargo"><code class="xref any std std-checker docutils literal"><span class="pre">rust-cargo</span></code></a> requires Rust 1.15 or newer.
<a class="reference internal" href="#syntax-checker-rust"><code class="xref any std std-checker docutils literal"><span class="pre">rust</span></code></a> requires Rust 1.7 or newer.</p>
</div>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><a class="reference external" href="https://github.com/flycheck/flycheck-rust">flycheck-rust</a></dt>
<dd>Flycheck extension to configure Rust syntax checkers according to
the current <a class="reference external" href="http://doc.crates.io/index.html">Cargo</a> project.</dd>
</dl>
</div>
<dl class="defcustom">
<dt id="variable-flycheck-rust-args">
<em class="property">defcustom </em><code class="descname">flycheck-rust-args</code><a class="headerlink" href="#variable-flycheck-rust-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments that are passed to rustc.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-cargo-rustc-args">
<em class="property">defcustom </em><code class="descname">flycheck-cargo-rustc-args</code><a class="headerlink" href="#variable-flycheck-cargo-rustc-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments passed to the cargo rustc subcommand</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-rust-check-tests">
<em class="property">defcustom </em><code class="descname">flycheck-rust-check-tests</code><a class="headerlink" href="#variable-flycheck-rust-check-tests" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to check test code in Rust.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-rust-crate-root">
<em class="property">defcustom </em><code class="descname">flycheck-rust-crate-root</code><a class="headerlink" href="#variable-flycheck-rust-crate-root" title="Permalink to this definition">¶</a></dt>
<dd><p>A path to the crate root for the current buffer, or nil if the current
buffer is a crate by itself.</p>
<p><a class="reference internal" href="#syntax-checker-rust-cargo"><code class="xref any std std-checker docutils literal"><span class="pre">rust-cargo</span></code></a> ignores this option as the crate root is given by Cargo.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-rust-crate-type">
<em class="property">defcustom </em><code class="descname">flycheck-rust-crate-type</code><a class="headerlink" href="#variable-flycheck-rust-crate-type" title="Permalink to this definition">¶</a></dt>
<dd><p>For <a class="reference internal" href="#syntax-checker-rust-cargo"><code class="xref any std std-checker docutils literal"><span class="pre">rust-cargo</span></code></a>, the target type as a string, one of <code class="docutils literal"><span class="pre">lib</span></code>, <code class="docutils literal"><span class="pre">bin</span></code>,
<code class="docutils literal"><span class="pre">example</span></code>, <code class="docutils literal"><span class="pre">test</span></code> or <code class="docutils literal"><span class="pre">bench</span></code>. Can also be nil for projects with
a single target.</p>
<p>For <a class="reference internal" href="#syntax-checker-rust"><code class="xref any std std-checker docutils literal"><span class="pre">rust</span></code></a>, the type of the crate to check, as a string for the
<code class="docutils literal"><span class="pre">--crate-type</span></code> option.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-rust-binary-name">
<em class="property">defcustom </em><code class="descname">flycheck-rust-binary-name</code><a class="headerlink" href="#variable-flycheck-rust-binary-name" title="Permalink to this definition">¶</a></dt>
<dd><p>The name of the binary to pass to <code class="docutils literal"><span class="pre">cargo</span> <span class="pre">rustc</span> <span class="pre">--TARGET-TYPE</span></code>, as a
string.</p>
<p>For <a class="reference internal" href="#syntax-checker-rust-cargo"><code class="xref any std std-checker docutils literal"><span class="pre">rust-cargo</span></code></a>, always required unless <a class="reference internal" href="#variable-flycheck-rust-crate-type" title="flycheck-rust-crate-type"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-rust-crate-type</span></code></a> is
<code class="docutils literal"><span class="pre">lib</span></code> or nil, in which case it is ignored.</p>
<p>Ignored by <a class="reference internal" href="#syntax-checker-rust"><code class="xref any std std-checker docutils literal"><span class="pre">rust</span></code></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-rust-library-path">
<em class="property">defcustom </em><code class="descname">flycheck-rust-library-path</code><a class="headerlink" href="#variable-flycheck-rust-library-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional library directories. Relative paths are relative
to the buffer being checked.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="sass-scss">
<span id="language-sass/scss"></span><h2>Sass/SCSS<a class="headerlink" href="#sass-scss" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks SASS with <a class="reference internal" href="#syntax-checker-sass/scss-sass-lint"><code class="xref any std std-checker docutils literal"><span class="pre">sass/scss-sass-lint</span></code></a>, falling back to <a class="reference internal" href="#syntax-checker-sass"><code class="xref any std std-checker docutils literal"><span class="pre">sass</span></code></a>, and
SCSS with <a class="reference internal" href="#syntax-checker-scss-lint"><code class="xref any std std-checker docutils literal"><span class="pre">scss-lint</span></code></a> or <a class="reference internal" href="#syntax-checker-scss-stylelint"><code class="xref any std std-checker docutils literal"><span class="pre">scss-stylelint</span></code></a> falling back to
<a class="reference internal" href="#syntax-checker-sass/scss-sass-lint"><code class="xref any std std-checker docutils literal"><span class="pre">sass/scss-sass-lint</span></code></a> first and then <a class="reference internal" href="#syntax-checker-scss"><code class="xref any std std-checker docutils literal"><span class="pre">scss</span></code></a> if neither is available.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-scss-lint">
<code class="descname">scss-lint</code><a class="headerlink" href="#syntax-checker-scss-lint" title="Permalink to this definition">¶</a></dt>
<dd><p>Syntax-check and lint SCSS with <a class="reference external" href="https://github.com/brigade/scss-lint">SCSS-Lint</a>.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker requires SCSS-Lint 0.43.2 or newer.</p>
</div>
<span class="target" id="index-16"></span><dl class="defcustom">
<dt id="variable-flycheck-scss-lintrc">
<em class="property">defcustom </em><code class="descname">flycheck-scss-lintrc</code><a class="headerlink" href="#variable-flycheck-scss-lintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sass/scss-sass-lint">
<code class="descname">sass/scss-sass-lint</code><a class="headerlink" href="#syntax-checker-sass/scss-sass-lint" title="Permalink to this definition">¶</a></dt>
<dd><p>Syntax-check and lint Sass/SCSS with <a class="reference external" href="https://github.com/sasstools/sass-lint">SASS-Lint</a>.</p>
<span class="target" id="index-17"></span><dl class="defcustom">
<dt id="variable-flycheck-sass-lintrc">
<em class="property">defcustom </em><code class="descname">flycheck-sass-lintrc</code><a class="headerlink" href="#variable-flycheck-sass-lintrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-scss-stylelint">
<code class="descname">scss-stylelint</code><a class="headerlink" href="#syntax-checker-scss-stylelint" title="Permalink to this definition">¶</a></dt>
<dd><p>Syntax-check and lint SCSS with <a class="reference external" href="https://stylelint.io">stylelint</a>.</p>
<span class="target" id="index-18"></span><dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-stylelintrc</code></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt>
<em class="property">defcustom </em><code class="descname">flycheck-stylelint-quiet</code></dt>
<dd><p>Whether to run stylelint in quiet mode via <code class="docutils literal"><span class="pre">--quiet</span></code>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sass">
<code class="descname">sass</code><a class="headerlink" href="#syntax-checker-sass" title="Permalink to this definition">¶</a></dt>
<dt id="syntax-checker-scss">
<code class="descname">scss</code><a class="headerlink" href="#syntax-checker-scss" title="Permalink to this definition">¶</a></dt>
<dd><p>Check SASS and SCSS respectively with the <a class="reference external" href="http://sass-lang.com/">SCSS compiler</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-sass-compass">
<em class="property">defcustom </em><code class="descname">flycheck-sass-compass</code><a class="headerlink" href="#variable-flycheck-sass-compass" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-scss-compass">
<em class="property">defcustom </em><code class="descname">flycheck-scss-compass</code><a class="headerlink" href="#variable-flycheck-scss-compass" title="Permalink to this definition">¶</a></dt>
<dd><p>Whether to enable the Compass CSS framework with <code class="docutils literal"><span class="pre">--compass</span></code>.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="scala">
<span id="language-scala"></span><h2>Scala<a class="headerlink" href="#scala" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks Scala with <a class="reference internal" href="#syntax-checker-scala"><code class="xref any std std-checker docutils literal"><span class="pre">scala</span></code></a> and <a class="reference internal" href="#syntax-checker-scala-scalastyle"><code class="xref any std std-checker docutils literal"><span class="pre">scala-scalastyle</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-scala">
<code class="descname">scala</code><a class="headerlink" href="#syntax-checker-scala" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and types with the <a class="reference external" href="http://www.scala-lang.org/">Scala</a>
compiler.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This syntax checker is fairly primitive. For a better Scala experience
we recommend <a class="reference external" href="http://ensime.org/">Ensime</a>.</p>
</div>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-scala-scalastyle">
<code class="descname">scala-scalastyle</code><a class="headerlink" href="#syntax-checker-scala-scalastyle" title="Permalink to this definition">¶</a></dt>
<dd><p>Check style with <a class="reference external" href="http://www.scalastyle.org/">Scalastyle</a>.</p>
<span class="target" id="index-19"></span><dl class="defcustom">
<dt id="variable-flycheck-scalastylerc">
<em class="property">defcustom </em><code class="descname">flycheck-scalastylerc</code><a class="headerlink" href="#variable-flycheck-scalastylerc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<div class="admonition important">
<p class="first admonition-title">Important</p>
<p class="last">A configuration file is mandatory for this syntax checker. If
<a class="reference internal" href="#variable-flycheck-scalastylerc" title="flycheck-scalastylerc"><code class="xref any el el-defvar docutils literal"><span class="pre">flycheck-scalastylerc</span></code></a> is not set or the configuration file not found
this syntax checker will not be applied.</p>
</div>
</dd></dl>
</div>
<div class="section" id="scheme">
<span id="language-scheme"></span><h2>Scheme<a class="headerlink" href="#scheme" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks CHICKEN Scheme files with <code class="docutils literal"><span class="pre">csc</span></code>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-scheme-chicken">
<code class="descname">scheme-chicken</code><a class="headerlink" href="#syntax-checker-scheme-chicken" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <code class="docutils literal"><span class="pre">csc</span></code>, the <a class="reference external" href="http://call-cc.org/">CHICKEN Scheme</a>
compiler.</p>
</dd></dl>
<div class="admonition important">
<p class="first admonition-title">Important</p>
<p class="last"><a class="reference external" href="http://www.nongnu.org/geiser/">Geiser</a> must be installed and active for
this checker to work.</p>
</div>
</div>
<div class="section" id="shell-scripting-languages">
<span id="language-shell scripting languages"></span><h2>Shell scripting languages<a class="headerlink" href="#shell-scripting-languages" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks various shell scripting languages:</p>
<ul class="simple">
<li>Bash with <a class="reference internal" href="#syntax-checker-sh-bash"><code class="xref any std std-checker docutils literal"><span class="pre">sh-bash</span></code></a> and <a class="reference internal" href="#syntax-checker-sh-shellcheck"><code class="xref any std std-checker docutils literal"><span class="pre">sh-shellcheck</span></code></a></li>
<li>POSIX shell (i.e. <code class="file docutils literal"><span class="pre">/bin/sh</span></code>) with <a class="reference internal" href="#syntax-checker-sh-posix-dash"><code class="xref any std std-checker docutils literal"><span class="pre">sh-posix-dash</span></code></a> or <a class="reference internal" href="#syntax-checker-sh-posix-bash"><code class="xref any std std-checker docutils literal"><span class="pre">sh-posix-bash</span></code></a></li>
<li>Zsh with <a class="reference internal" href="#syntax-checker-sh-zsh"><code class="xref any std std-checker docutils literal"><span class="pre">sh-zsh</span></code></a></li>
</ul>
<dl class="syntax-checker">
<dt id="syntax-checker-sh-bash">
<code class="descname">sh-bash</code><a class="headerlink" href="#syntax-checker-sh-bash" title="Permalink to this definition">¶</a></dt>
<dd><p>Check <a class="reference external" href="http://www.gnu.org/software/bash/">Bash</a> syntax.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sh-posix-dash">
<code class="descname">sh-posix-dash</code><a class="headerlink" href="#syntax-checker-sh-posix-dash" title="Permalink to this definition">¶</a></dt>
<dd><p>Check POSIX shell syntax with <a class="reference external" href="http://gondor.apana.org.au/~herbert/dash/">Dash</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sh-posix-bash">
<code class="descname">sh-posix-bash</code><a class="headerlink" href="#syntax-checker-sh-posix-bash" title="Permalink to this definition">¶</a></dt>
<dd><p>Check POSIX shell syntax with <a class="reference external" href="http://www.gnu.org/software/bash/">Bash</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sh-zsh">
<code class="descname">sh-zsh</code><a class="headerlink" href="#syntax-checker-sh-zsh" title="Permalink to this definition">¶</a></dt>
<dd><p>Check <a class="reference external" href="http://www.zsh.org/">Zsh</a> syntax.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-sh-shellcheck">
<code class="descname">sh-shellcheck</code><a class="headerlink" href="#syntax-checker-sh-shellcheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Lint Bash and POSIX shell with <a class="reference external" href="https://github.com/koalaman/shellcheck/">ShellCheck</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-shellcheck-excluded-warnings">
<em class="property">defcustom </em><code class="descname">flycheck-shellcheck-excluded-warnings</code><a class="headerlink" href="#variable-flycheck-shellcheck-excluded-warnings" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of excluded warnings.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-shellcheck-follow-sources">
<em class="property">defcustom </em><code class="descname">flycheck-shellcheck-follow-sources</code><a class="headerlink" href="#variable-flycheck-shellcheck-follow-sources" title="Permalink to this definition">¶</a></dt>
<dd><p>Allow shellcheck to read sourced files.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="slim">
<span id="language-slim"></span><h2>Slim<a class="headerlink" href="#slim" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-slim">
<code class="descname">slim</code><a class="headerlink" href="#syntax-checker-slim" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Slim using the <a class="reference external" href="http://slim-lang.com/">Slim</a> compiler.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-slim-lint">
<code class="descname">slim-lint</code><a class="headerlink" href="#syntax-checker-slim-lint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check Slim best practices using the <a class="reference external" href="https://github.com/sds/slim-lint">slim-lint</a> linter.</p>
</dd></dl>
</div>
<div class="section" id="sql">
<span id="language-sql"></span><h2>SQL<a class="headerlink" href="#sql" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-sql-sqlint">
<code class="descname">sql-sqlint</code><a class="headerlink" href="#syntax-checker-sql-sqlint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check SQL syntax with <a class="reference external" href="https://github.com/purcell/sqlint">Sqlint</a>.</p>
</dd></dl>
</div>
<div class="section" id="systemd-unit-configuration">
<span id="language-systemd unit configuration"></span><h2>systemd Unit Configuration<a class="headerlink" href="#systemd-unit-configuration" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-systemd-analyze">
<code class="descname">systemd-analyze</code><a class="headerlink" href="#syntax-checker-systemd-analyze" title="Permalink to this definition">¶</a></dt>
<dd><p>Check systemd unit configuration file syntax with <a class="reference external" href="https://www.freedesktop.org/software/systemd/man/systemd-analyze.html">systemd-analyze</a>.</p>
</dd></dl>
</div>
<div class="section" id="text">
<span id="language-text"></span><h2>Text<a class="headerlink" href="#text" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-proselint">
<code class="descname">proselint</code><a class="headerlink" href="#syntax-checker-proselint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check text prose with <a class="reference external" href="http://proselint.com/">Proselint</a>.</p>
</dd></dl>
</div>
<div class="section" id="tex-latex">
<span id="language-tex/latex"></span><h2>TeX/LaTeX<a class="headerlink" href="#tex-latex" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks TeX and LaTeX with either <a class="reference internal" href="#syntax-checker-tex-chktex"><code class="xref any std std-checker docutils literal"><span class="pre">tex-chktex</span></code></a> or <a class="reference internal" href="#syntax-checker-tex-lacheck"><code class="xref any std std-checker docutils literal"><span class="pre">tex-lacheck</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-tex-chktex">
<code class="descname">tex-chktex</code><a class="headerlink" href="#syntax-checker-tex-chktex" title="Permalink to this definition">¶</a></dt>
<dd><p>Check style with <a class="reference external" href="http://www.nongnu.org/chktex/">ChkTeX</a>.</p>
<span class="target" id="index-20"></span><dl class="defcustom">
<dt id="variable-flycheck-chktexrc">
<em class="property">defcustom </em><code class="descname">flycheck-chktexrc</code><a class="headerlink" href="#variable-flycheck-chktexrc" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-tex-lacheck">
<code class="descname">tex-lacheck</code><a class="headerlink" href="#syntax-checker-tex-lacheck" title="Permalink to this definition">¶</a></dt>
<dd><p>Check style with <a class="reference external" href="http://www.ctan.org/pkg/lacheck">Lacheck</a>.</p>
</dd></dl>
</div>
<div class="section" id="texinfo">
<span id="language-texinfo"></span><h2>Texinfo<a class="headerlink" href="#texinfo" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-texinfo">
<code class="descname">texinfo</code><a class="headerlink" href="#syntax-checker-texinfo" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <strong class="program">makeinfo</strong> from <a class="reference external" href="http://www.gnu.org/software/texinfo/">Texinfo</a>.</p>
</dd></dl>
</div>
<div class="section" id="typescript">
<span id="language-typescript"></span><h2>TypeScript<a class="headerlink" href="#typescript" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-typescript-tslint">
<code class="descname">typescript-tslint</code><a class="headerlink" href="#syntax-checker-typescript-tslint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax and style with <a class="reference external" href="https://github.com/palantir/tslint">TSLint</a>.</p>
<span class="target" id="index-21"></span><dl class="defcustom">
<dt id="variable-flycheck-typescript-tslint-config">
<em class="property">defcustom </em><code class="descname">flycheck-typescript-tslint-config</code><a class="headerlink" href="#variable-flycheck-typescript-tslint-config" title="Permalink to this definition">¶</a></dt>
<dd><p>Configuration file for this syntax checker. See
<a class="reference internal" href="user/syntax-checkers.html#flycheck-checker-config-files"><span class="std std-ref">Configuration files</span></a>.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-typescript-tslint-rulesdir">
<em class="property">defcustom </em><code class="descname">flycheck-typescript-tslint-rulesdir</code><a class="headerlink" href="#variable-flycheck-typescript-tslint-rulesdir" title="Permalink to this definition">¶</a></dt>
<dd><p>Additional rules directory, for user created rules.</p>
</dd></dl>
<dl class="defcustom">
<dt id="variable-flycheck-tslint-args">
<em class="property">defcustom </em><code class="descname">flycheck-tslint-args</code><a class="headerlink" href="#variable-flycheck-tslint-args" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of additional arguments that are passed to tslint.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="verilog">
<span id="language-verilog"></span><h2>Verilog<a class="headerlink" href="#verilog" title="Permalink to this headline">¶</a></h2>
<dl class="syntax-checker">
<dt id="syntax-checker-verilog-verilator">
<code class="descname">verilog-verilator</code><a class="headerlink" href="#syntax-checker-verilog-verilator" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="https://www.veripool.org/wiki/verilator">Verilator</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-verilator-include-path">
<em class="property">defcustom </em><code class="descname">flycheck-verilator-include-path</code><a class="headerlink" href="#variable-flycheck-verilator-include-path" title="Permalink to this definition">¶</a></dt>
<dd><p>A list of include directories. Relative paths are relative to the file
being checked.</p>
</dd></dl>
</dd></dl>
</div>
<div class="section" id="xml">
<span id="language-xml"></span><h2>XML<a class="headerlink" href="#xml" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks XML with <a class="reference internal" href="#syntax-checker-xml-xmlstarlet"><code class="xref any std std-checker docutils literal"><span class="pre">xml-xmlstarlet</span></code></a> or <a class="reference internal" href="#syntax-checker-xml-xmllint"><code class="xref any std std-checker docutils literal"><span class="pre">xml-xmllint</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-xml-xmlstarlet">
<code class="descname">xml-xmlstarlet</code><a class="headerlink" href="#syntax-checker-xml-xmlstarlet" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="http://xmlstar.sourceforge.net">XMLStarlet</a>.</p>
<dl class="defcustom">
<dt id="variable-flycheck-xml-xmlstarlet-xsd-path">
<em class="property">defcustom </em><code class="descname">flycheck-xml-xmlstarlet-xsd-path</code><a class="headerlink" href="#variable-flycheck-xml-xmlstarlet-xsd-path" title="Permalink to this definition">¶</a></dt>
<dt id="variable-flycheck-xml-xmllint-xsd-path">
<em class="property">defcustom </em><code class="descname">flycheck-xml-xmllint-xsd-path</code><a class="headerlink" href="#variable-flycheck-xml-xmllint-xsd-path" title="Permalink to this definition">¶</a></dt>
<dd><p>Location of XSD schema to validate against for <a class="reference internal" href="#syntax-checker-xml-xmlstarlet"><code class="xref any std std-checker docutils literal"><span class="pre">xml-xmlstarlet</span></code></a> and
<a class="reference internal" href="#syntax-checker-xml-xmllint"><code class="xref any std std-checker docutils literal"><span class="pre">xml-xmllint</span></code></a> respectively.</p>
</dd></dl>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-xml-xmllint">
<code class="descname">xml-xmllint</code><a class="headerlink" href="#syntax-checker-xml-xmllint" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <strong class="program">xmllint</strong> from <a class="reference external" href="http://www.xmlsoft.org/">Libxml2</a>.</p>
</dd></dl>
</div>
<div class="section" id="yaml">
<span id="language-yaml"></span><h2>YAML<a class="headerlink" href="#yaml" title="Permalink to this headline">¶</a></h2>
<p>Flycheck checks YAML with <a class="reference internal" href="#syntax-checker-yaml-jsyaml"><code class="xref any std std-checker docutils literal"><span class="pre">yaml-jsyaml</span></code></a> or <a class="reference internal" href="#syntax-checker-yaml-ruby"><code class="xref any std std-checker docutils literal"><span class="pre">yaml-ruby</span></code></a>.</p>
<dl class="syntax-checker">
<dt id="syntax-checker-yaml-jsyaml">
<code class="descname">yaml-jsyaml</code><a class="headerlink" href="#syntax-checker-yaml-jsyaml" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with <a class="reference external" href="https://github.com/nodeca/js-yaml">js-yaml</a>.</p>
</dd></dl>
<dl class="syntax-checker">
<dt id="syntax-checker-yaml-ruby">
<code class="descname">yaml-ruby</code><a class="headerlink" href="#syntax-checker-yaml-ruby" title="Permalink to this definition">¶</a></dt>
<dd><p>Check syntax with Ruby’s YAML parser.</p>
</dd></dl>
</div>
</div>
</div>
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<p class="blurb">Syntax checking for GNU Emacs</p>
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