/usr/share/javascript/codemirror/mode/verilog/verilog.js is in libjs-codemirror 2.23-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 | CodeMirror.defineMode("verilog", function(config, parserConfig) {
var indentUnit = config.indentUnit,
keywords = parserConfig.keywords || {},
blockKeywords = parserConfig.blockKeywords || {},
atoms = parserConfig.atoms || {},
hooks = parserConfig.hooks || {},
multiLineStrings = parserConfig.multiLineStrings;
var isOperatorChar = /[&|~><!\)\(*#%@+\/=?\:;}{,\.\^\-\[\]]/;
var curPunc;
function tokenBase(stream, state) {
var ch = stream.next();
if (hooks[ch]) {
var result = hooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == '"') {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
curPunc = ch;
return null
}
if (/[\d']/.test(ch)) {
stream.eatWhile(/[\w\.']/);
return "number";
}
if (ch == "/") {
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
}
if (stream.eat("/")) {
stream.skipToEnd();
return "comment";
}
}
if (isOperatorChar.test(ch)) {
stream.eatWhile(isOperatorChar);
return "operator";
}
stream.eatWhile(/[\w\$_]/);
var cur = stream.current();
if (keywords.propertyIsEnumerable(cur)) {
if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
return "keyword";
}
if (atoms.propertyIsEnumerable(cur)) return "atom";
return "word";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "\\";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = tokenBase;
return "string";
};
}
function tokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "*");
}
return "comment";
}
function Context(indented, column, type, align, prev) {
this.indented = indented;
this.column = column;
this.type = type;
this.align = align;
this.prev = prev;
}
function pushContext(state, col, type) {
return state.context = new Context(state.indented, col, type, null, state.context);
}
function popContext(state) {
var t = state.context.type;
if (t == ")" || t == "]" || t == "}")
state.indented = state.context.indented;
return state.context = state.context.prev;
}
// Interface
return {
startState: function(basecolumn) {
return {
tokenize: null,
context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),
indented: 0,
startOfLine: true
};
},
token: function(stream, state) {
var ctx = state.context;
if (stream.sol()) {
if (ctx.align == null) ctx.align = false;
state.indented = stream.indentation();
state.startOfLine = true;
}
if (stream.eatSpace()) return null;
curPunc = null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style == "comment" || style == "meta") return style;
if (ctx.align == null) ctx.align = true;
if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state);
else if (curPunc == "{") pushContext(state, stream.column(), "}");
else if (curPunc == "[") pushContext(state, stream.column(), "]");
else if (curPunc == "(") pushContext(state, stream.column(), ")");
else if (curPunc == "}") {
while (ctx.type == "statement") ctx = popContext(state);
if (ctx.type == "}") ctx = popContext(state);
while (ctx.type == "statement") ctx = popContext(state);
}
else if (curPunc == ctx.type) popContext(state);
else if (ctx.type == "}" || ctx.type == "top" || (ctx.type == "statement" && curPunc == "newstatement"))
pushContext(state, stream.column(), "statement");
state.startOfLine = false;
return style;
},
indent: function(state, textAfter) {
if (state.tokenize != tokenBase && state.tokenize != null) return 0;
var firstChar = textAfter && textAfter.charAt(0), ctx = state.context, closing = firstChar == ctx.type;
if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : indentUnit);
else if (ctx.align) return ctx.column + (closing ? 0 : 1);
else return ctx.indented + (closing ? 0 : indentUnit);
},
electricChars: "{}"
};
});
(function() {
function words(str) {
var obj = {}, words = str.split(" ");
for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
return obj;
}
var verilogKeywords = "always and assign automatic begin buf bufif0 bufif1 case casex casez cell cmos config " +
"deassign default defparam design disable edge else end endcase endconfig endfunction endgenerate endmodule " +
"endprimitive endspecify endtable endtask event for force forever fork function generate genvar highz0 " +
"highz1 if ifnone incdir include initial inout input instance integer join large liblist library localparam " +
"macromodule medium module nand negedge nmos nor noshowcancelled not notif0 notif1 or output parameter pmos " +
"posedge primitive pull0 pull1 pulldown pullup pulsestyle_onevent pulsestyle_ondetect rcmos real realtime " +
"reg release repeat rnmos rpmos rtran rtranif0 rtranif1 scalared showcancelled signed small specify specparam " +
"strong0 strong1 supply0 supply1 table task time tran tranif0 tranif1 tri tri0 tri1 triand trior trireg " +
"unsigned use vectored wait wand weak0 weak1 while wire wor xnor xor";
var verilogBlockKeywords = "begin bufif0 bufif1 case casex casez config else end endcase endconfig endfunction " +
"endgenerate endmodule endprimitive endspecify endtable endtask for forever function generate if ifnone " +
"macromodule module primitive repeat specify table task while";
function metaHook(stream, state) {
stream.eatWhile(/[\w\$_]/);
return "meta";
}
// C#-style strings where "" escapes a quote.
function tokenAtString(stream, state) {
var next;
while ((next = stream.next()) != null) {
if (next == '"' && !stream.eat('"')) {
state.tokenize = null;
break;
}
}
return "string";
}
CodeMirror.defineMIME("text/x-verilog", {
name: "verilog",
keywords: words(verilogKeywords),
blockKeywords: words(verilogBlockKeywords),
atoms: words("null"),
hooks: {"`": metaHook, "$": metaHook}
});
}());
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