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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a><span class='hs-comment'>{-# LANGUAGE ExistentialQuantification #-}</span>
<a name="line-3"></a><span class='hs-comment'>{-# LANGUAGE TypeFamilies #-}</span>
<a name="line-4"></a><span class='hs-comment'>{-# LANGUAGE FlexibleContexts #-}</span>
<a name="line-5"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span>
<a name="line-6"></a> <span class='hs-layout'>(</span> <span class='hs-keyword'>module</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span>
<a name="line-7"></a> <span class='hs-layout'>,</span> <span class='hs-keyword'>module</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-8"></a>
<a name="line-9"></a> <span class='hs-comment'>-- * query combinators</span>
<a name="line-10"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>+=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>-=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>*=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=.</span><span class='hs-layout'>)</span>
<a name="line-11"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>==.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>!=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>>.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>>=.</span><span class='hs-layout'>)</span>
<a name="line-12"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><-.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>/<-.</span><span class='hs-layout'>)</span>
<a name="line-13"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>||.</span><span class='hs-layout'>)</span>
<a name="line-14"></a>
<a name="line-15"></a> <span class='hs-comment'>-- * JSON Utilities</span>
<a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>listToJSON</span>
<a name="line-17"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mapToJSON</span>
<a name="line-18"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>toJsonText</span>
<a name="line-19"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>getPersistMap</span>
<a name="line-20"></a>
<a name="line-21"></a> <span class='hs-comment'>-- * Other utililities</span>
<a name="line-22"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>limitOffsetOrder</span>
<a name="line-23"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-24"></a>
<a name="line-25"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Database</span><span class='hs-varop'>.</span><span class='hs-conid'>Persist</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span><span class='hs-varop'>.</span><span class='hs-conid'>PersistField</span> <span class='hs-layout'>(</span><span class='hs-varid'>getPersistMap</span><span class='hs-layout'>)</span>
<a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>T</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Lazy</span> <span class='hs-layout'>(</span><span class='hs-varid'>toStrict</span><span class='hs-layout'>)</span>
<a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Lazy</span><span class='hs-varop'>.</span><span class='hs-conid'>Builder</span> <span class='hs-layout'>(</span><span class='hs-varid'>toLazyText</span><span class='hs-layout'>)</span>
<a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Aeson</span> <span class='hs-layout'>(</span><span class='hs-varid'>toJSON</span><span class='hs-layout'>,</span> <span class='hs-conid'>ToJSON</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-cpp'>#if MIN_VERSION_aeson(0, 7, 0)</span>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Aeson</span><span class='hs-varop'>.</span><span class='hs-conid'>Encode</span> <span class='hs-layout'>(</span><span class='hs-varid'>encodeToTextBuilder</span><span class='hs-layout'>)</span>
<a name="line-34"></a><span class='hs-cpp'>#else</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Aeson</span><span class='hs-varop'>.</span><span class='hs-conid'>Encode</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromValue</span><span class='hs-layout'>)</span>
<a name="line-36"></a><span class='hs-cpp'>#endif</span>
<a name="line-37"></a>
<a name="line-38"></a><span class='hs-keyword'>infixr</span> <span class='hs-num'>3</span> <span class='hs-varop'>=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>+=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>-=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>*=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>/=.</span>
<a name="line-39"></a><a name="=."></a><span class='hs-layout'>(</span><span class='hs-varop'>=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>+=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>-=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>*=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=.</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyword'>forall</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span><span class='hs-varop'>.</span> <span class='hs-conid'>PersistField</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>EntityField</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Update</span> <span class='hs-varid'>v</span>
<a name="line-40"></a><a name="f"></a><span class='hs-comment'>-- | assign a field a value</span>
<a name="line-41"></a><span class='hs-definition'>f</span> <span class='hs-varop'>=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Update</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Assign</span>
<a name="line-42"></a><a name="+=."></a><span class='hs-comment'>-- | assign a field by addition (+=)</span>
<a name="line-43"></a><span class='hs-definition'>f</span> <span class='hs-varop'>+=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Update</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Add</span>
<a name="line-44"></a><a name="-=."></a><span class='hs-comment'>-- | assign a field by subtraction (-=)</span>
<a name="line-45"></a><span class='hs-definition'>f</span> <span class='hs-varop'>-=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Update</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Subtract</span>
<a name="line-46"></a><a name="*=."></a><span class='hs-comment'>-- | assign a field by multiplication (*=)</span>
<a name="line-47"></a><span class='hs-definition'>f</span> <span class='hs-varop'>*=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Update</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Multiply</span>
<a name="line-48"></a><a name="/=."></a><span class='hs-comment'>-- | assign a field by division (/=)</span>
<a name="line-49"></a><span class='hs-definition'>f</span> <span class='hs-varop'>/=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Update</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Divide</span>
<a name="line-50"></a>
<a name="line-51"></a><span class='hs-keyword'>infix</span> <span class='hs-num'>4</span> <span class='hs-varop'>==.</span><span class='hs-layout'>,</span> <span class='hs-varop'><.</span><span class='hs-layout'>,</span> <span class='hs-varop'><=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>>.</span><span class='hs-layout'>,</span> <span class='hs-varop'>>=.</span><span class='hs-layout'>,</span> <span class='hs-varop'>!=.</span>
<a name="line-52"></a><a name="==."></a><span class='hs-layout'>(</span><span class='hs-varop'>==.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>!=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><=.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>>.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>>=.</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span>
<a name="line-53"></a> <span class='hs-keyword'>forall</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span><span class='hs-varop'>.</span> <span class='hs-conid'>PersistField</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>EntityField</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>v</span>
<a name="line-54"></a><span class='hs-definition'>f</span> <span class='hs-varop'>==.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Eq</span>
<a name="line-55"></a><a name="!=."></a><span class='hs-definition'>f</span> <span class='hs-varop'>!=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Ne</span>
<a name="line-56"></a><a name="%3c."></a><span class='hs-definition'>f</span> <span class='hs-varop'><.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Lt</span>
<a name="line-57"></a><a name="%3c=."></a><span class='hs-definition'>f</span> <span class='hs-varop'><=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Le</span>
<a name="line-58"></a><a name="%3e."></a><span class='hs-definition'>f</span> <span class='hs-varop'>>.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Gt</span>
<a name="line-59"></a><a name="%3e=."></a><span class='hs-definition'>f</span> <span class='hs-varop'>>=.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>Ge</span>
<a name="line-60"></a>
<a name="line-61"></a><span class='hs-keyword'>infix</span> <span class='hs-num'>4</span> <span class='hs-varop'><-.</span><span class='hs-layout'>,</span> <span class='hs-varop'>/<-.</span>
<a name="line-62"></a><a name="%3c-."></a><span class='hs-layout'>(</span><span class='hs-varop'><-.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>/<-.</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyword'>forall</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span><span class='hs-varop'>.</span> <span class='hs-conid'>PersistField</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>EntityField</span> <span class='hs-varid'>v</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>typ</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>v</span>
<a name="line-63"></a><span class='hs-comment'>-- | In</span>
<a name="line-64"></a><span class='hs-definition'>f</span> <span class='hs-varop'><-.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Right</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>In</span>
<a name="line-65"></a><a name="/%3c-."></a><span class='hs-comment'>-- | NotIn</span>
<a name="line-66"></a><span class='hs-definition'>f</span> <span class='hs-varop'>/<-.</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Filter</span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-conid'>Right</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-conid'>NotIn</span>
<a name="line-67"></a>
<a name="line-68"></a><span class='hs-keyword'>infixl</span> <span class='hs-num'>3</span> <span class='hs-varop'>||.</span>
<a name="line-69"></a><a name="%7c%7c."></a><span class='hs-layout'>(</span><span class='hs-varop'>||.</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyword'>forall</span> <span class='hs-varid'>v</span><span class='hs-varop'>.</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Filter</span> <span class='hs-varid'>v</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Filter</span> <span class='hs-varid'>v</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Filter</span> <span class='hs-varid'>v</span><span class='hs-keyglyph'>]</span>
<a name="line-70"></a><a name="a"></a><span class='hs-comment'>-- | the OR of two lists of filters. For example: </span>
<a name="line-71"></a><span class='hs-comment'>-- selectList([PersonAge >. 25, PersonAge <. 30] ||. [PersonIncome >. 15000, PersonIncome <. 25000]) []</span>
<a name="line-72"></a><span class='hs-comment'>-- will filter records where a person's age is between (25 and 30) OR a person's income is between (15,000 and 25000). </span>
<a name="line-73"></a><span class='hs-comment'>-- If you are looking for an &&. operator to do (A AND B AND (C OR D)) you can use the ++ operator instead as there is no &&. For example: </span>
<a name="line-74"></a><span class='hs-comment'>-- selectList([PersonAge >. 25, PersonAge <. 30] ++ ([PersonCategory ==. 1] ||. [PersonCategory ==. 5])) []</span>
<a name="line-75"></a><span class='hs-comment'>-- will filter records where a person's age is between (25 and 30) AND (person's category is either 1 or 5) </span>
<a name="line-76"></a><span class='hs-definition'>a</span> <span class='hs-varop'>||.</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilterOr</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilterAnd</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>FilterAnd</span> <span class='hs-varid'>b</span><span class='hs-keyglyph'>]</span><span class='hs-keyglyph'>]</span>
<a name="line-77"></a>
<a name="line-78"></a><a name="listToJSON"></a><span class='hs-definition'>listToJSON</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PersistValue</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-79"></a><span class='hs-definition'>listToJSON</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toJsonText</span>
<a name="line-80"></a>
<a name="line-81"></a><a name="mapToJSON"></a><span class='hs-definition'>mapToJSON</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>PersistValue</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-82"></a><span class='hs-definition'>mapToJSON</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toJsonText</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="toJsonText"></a><span class='hs-definition'>toJsonText</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ToJSON</span> <span class='hs-varid'>j</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>j</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-85"></a><span class='hs-cpp'>#if MIN_VERSION_aeson(0, 7, 0)</span>
<a name="line-86"></a><span class='hs-definition'>toJsonText</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toStrict</span> <span class='hs-varop'>.</span> <span class='hs-varid'>toLazyText</span> <span class='hs-varop'>.</span> <span class='hs-varid'>encodeToTextBuilder</span> <span class='hs-varop'>.</span> <span class='hs-varid'>toJSON</span>
<a name="line-87"></a><span class='hs-cpp'>#else</span>
<a name="line-88"></a><span class='hs-definition'>toJsonText</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toStrict</span> <span class='hs-varop'>.</span> <span class='hs-varid'>toLazyText</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fromValue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>toJSON</span>
<a name="line-89"></a><span class='hs-cpp'>#endif</span>
<a name="line-90"></a>
<a name="line-91"></a><a name="limitOffsetOrder"></a><span class='hs-definition'>limitOffsetOrder</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PersistEntity</span> <span class='hs-varid'>val</span> <span class='hs-keyglyph'>=></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>SelectOpt</span> <span class='hs-varid'>val</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>SelectOpt</span> <span class='hs-varid'>val</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-92"></a><span class='hs-definition'>limitOffsetOrder</span> <span class='hs-varid'>opts</span> <span class='hs-keyglyph'>=</span>
<a name="line-93"></a> <span class='hs-varid'>foldr</span> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-varid'>opts</span>
<a name="line-94"></a> <span class='hs-keyword'>where</span>
<a name="line-95"></a> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-conid'>LimitTo</span> <span class='hs-varid'>l</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>l</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span> <span class='hs-layout'>,</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-96"></a> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-conid'>OffsetBy</span> <span class='hs-varid'>o</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>o</span><span class='hs-layout'>,</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-97"></a> <span class='hs-varid'>go</span> <span class='hs-varid'>x</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span> <span class='hs-conop'>:</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
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