servant/src/Servant-QQ.html
2014-12-02 18:34:48 +01:00

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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE MultiParamTypeClasses #-}</span>
<a name="line-2"></a><span class='hs-comment'>{-# LANGUAGE FunctionalDependencies #-}</span>
<a name="line-3"></a><span class='hs-comment'>{-# LANGUAGE DataKinds #-}</span>
<a name="line-4"></a><span class='hs-comment'>{-# LANGUAGE FlexibleInstances #-}</span>
<a name="line-5"></a><span class='hs-comment'>{-# LANGUAGE ScopedTypeVariables #-}</span>
<a name="line-6"></a><span class='hs-comment'>{-# LANGUAGE TemplateHaskell #-}</span>
<a name="line-7"></a><span class='hs-comment'>{-# OPTIONS_GHC -fno-warn-unused-do-bind #-}</span>
<a name="line-8"></a><span class='hs-comment'>-- | QuasiQuoting utilities for API types.</span>
<a name="line-9"></a><span class='hs-comment'>--</span>
<a name="line-10"></a><span class='hs-comment'>-- 'sitemap' allows you to write your type in a very natural way:</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- @</span>
<a name="line-13"></a><span class='hs-comment'>-- [sitemap|</span>
<a name="line-14"></a><span class='hs-comment'>-- PUT hello String -&gt; ()</span>
<a name="line-15"></a><span class='hs-comment'>-- POST hello/p:Int String -&gt; ()</span>
<a name="line-16"></a><span class='hs-comment'>-- GET hello/?name:String Int</span>
<a name="line-17"></a><span class='hs-comment'>-- |]</span>
<a name="line-18"></a><span class='hs-comment'>-- @</span>
<a name="line-19"></a><span class='hs-comment'>--</span>
<a name="line-20"></a><span class='hs-comment'>-- Will generate:</span>
<a name="line-21"></a><span class='hs-comment'>--</span>
<a name="line-22"></a><span class='hs-comment'>-- @</span>
<a name="line-23"></a><span class='hs-comment'>-- "hello" :&gt; ReqBody String :&gt; Put ()</span>
<a name="line-24"></a><span class='hs-comment'>-- :\&lt;|&gt; "hello" :&gt; Capture "p" Int :&gt; ReqBody String :&gt; Post ()</span>
<a name="line-25"></a><span class='hs-comment'>-- :\&lt;|&gt; "hello" :&gt; QueryParam "name" String :&gt; Get Int</span>
<a name="line-26"></a><span class='hs-comment'>-- @</span>
<a name="line-27"></a><span class='hs-comment'>--</span>
<a name="line-28"></a><span class='hs-comment'>-- Note the @/@ before a @QueryParam@!</span>
<a name="line-29"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>QQ</span> <span class='hs-keyword'>where</span>
<a name="line-30"></a>
<a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-varid'>void</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Applicative</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>many</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>&lt;|&gt;</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>optional</span><span class='hs-layout'>)</span>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span><span class='hs-varop'>.</span><span class='hs-conid'>Quote</span>
<a name="line-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>ParserCombinators</span><span class='hs-varop'>.</span><span class='hs-conid'>Parsec</span>
<a name="line-36"></a>
<a name="line-37"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Capture</span>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Get</span>
<a name="line-39"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Post</span>
<a name="line-40"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Put</span>
<a name="line-41"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Delete</span>
<a name="line-42"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>QueryParam</span>
<a name="line-43"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>ReqBody</span>
<a name="line-44"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Sub</span>
<a name="line-45"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Servant</span><span class='hs-varop'>.</span><span class='hs-conid'>API</span><span class='hs-varop'>.</span><span class='hs-conid'>Alternative</span>
<a name="line-46"></a>
<a name="line-47"></a><a name="ExpSYM"></a><span class='hs-comment'>-- | Finally-tagless encoding for our DSL.</span>
<a name="line-48"></a><a name="ExpSYM"></a><span class='hs-comment'>-- Keeping 'repr'' and 'repr' distinct when writing functions with an</span>
<a name="line-49"></a><a name="ExpSYM"></a><span class='hs-comment'>-- @ExpSYM@ context ensures certain invariants (for instance, that there is</span>
<a name="line-50"></a><a name="ExpSYM"></a><span class='hs-comment'>-- only one of 'get', 'post', 'put', and 'delete' in a value), but</span>
<a name="line-51"></a><a name="ExpSYM"></a><span class='hs-comment'>-- sometimes requires a little more work.</span>
<a name="line-52"></a><a name="ExpSYM"></a><span class='hs-keyword'>class</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-varid'>repr'</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr'</span><span class='hs-layout'>,</span> <span class='hs-varid'>repr'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span> <span class='hs-keyword'>where</span>
<a name="line-53"></a> <span class='hs-varid'>lit</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-54"></a> <span class='hs-varid'>capture</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-55"></a> <span class='hs-varid'>reqBody</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-56"></a> <span class='hs-varid'>queryParam</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-57"></a> <span class='hs-varid'>conj</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>repr'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-58"></a> <span class='hs-varid'>get</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-59"></a> <span class='hs-varid'>post</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-60"></a> <span class='hs-varid'>put</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-61"></a> <span class='hs-varid'>delete</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span>
<a name="line-62"></a>
<a name="line-63"></a>
<a name="line-64"></a><span class='hs-keyword'>infixr</span> <span class='hs-num'>6</span> <span class='hs-varop'>&gt;:</span>
<a name="line-65"></a>
<a name="line-66"></a><a name="%3e:"></a><span class='hs-layout'>(</span><span class='hs-varop'>&gt;:</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Type</span>
<a name="line-67"></a><span class='hs-layout'>(</span><span class='hs-varop'>&gt;:</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>conj</span>
<a name="line-68"></a>
<a name="line-69"></a>
<a name="line-70"></a><a name="instance%20ExpSYM%20Type%20Type"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-conid'>Type</span> <span class='hs-conid'>Type</span> <span class='hs-keyword'>where</span>
<a name="line-71"></a> <span class='hs-varid'>lit</span> <span class='hs-varid'>name</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LitT</span> <span class='hs-layout'>(</span><span class='hs-conid'>StrTyLit</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;:</span> <span class='hs-varid'>r</span>
<a name="line-72"></a> <span class='hs-varid'>capture</span> <span class='hs-varid'>name</span> <span class='hs-varid'>typ</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Capture</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>LitT</span> <span class='hs-layout'>(</span><span class='hs-conid'>StrTyLit</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-73"></a> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;:</span> <span class='hs-varid'>r</span>
<a name="line-74"></a> <span class='hs-varid'>reqBody</span> <span class='hs-varid'>typ</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>ReqBody</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;:</span> <span class='hs-varid'>r</span>
<a name="line-75"></a> <span class='hs-varid'>queryParam</span> <span class='hs-varid'>name</span> <span class='hs-varid'>typ</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>QueryParam</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>LitT</span> <span class='hs-layout'>(</span><span class='hs-conid'>StrTyLit</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-76"></a> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;:</span> <span class='hs-varid'>r</span>
<a name="line-77"></a> <span class='hs-varid'>conj</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-layout'>(</span><span class='hs-conop'>:&gt;</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-78"></a> <span class='hs-varid'>get</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Get</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span>
<a name="line-79"></a> <span class='hs-varid'>post</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Post</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span>
<a name="line-80"></a> <span class='hs-varid'>put</span> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Put</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>typ</span><span class='hs-layout'>)</span>
<a name="line-81"></a> <span class='hs-varid'>delete</span> <span class='hs-str'>"()"</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>Delete</span>
<a name="line-82"></a> <span class='hs-varid'>delete</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"Delete does not return a request body"</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="parseMethod"></a><span class='hs-definition'>parseMethod</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-varid'>repr'</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Parser</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span><span class='hs-layout'>)</span>
<a name="line-85"></a><span class='hs-definition'>parseMethod</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"GET"</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>get</span><span class='hs-layout'>)</span>
<a name="line-86"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"POST"</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>post</span><span class='hs-layout'>)</span>
<a name="line-87"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"PUT"</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>put</span><span class='hs-layout'>)</span>
<a name="line-88"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"DELETE"</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>delete</span><span class='hs-layout'>)</span>
<a name="line-89"></a>
<a name="line-90"></a><a name="parseUrlSegment"></a><span class='hs-definition'>parseUrlSegment</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-varid'>repr</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Parser</span> <span class='hs-layout'>(</span><span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span><span class='hs-layout'>)</span>
<a name="line-91"></a><span class='hs-definition'>parseUrlSegment</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varid'>parseCapture</span>
<a name="line-92"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-varid'>parseQueryParam</span>
<a name="line-93"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-varid'>parseLit</span>
<a name="line-94"></a> <span class='hs-keyword'>where</span>
<a name="line-95"></a> <span class='hs-varid'>parseCapture</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-96"></a> <span class='hs-varid'>cname</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" ?/:"</span><span class='hs-layout'>)</span>
<a name="line-97"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>':'</span>
<a name="line-98"></a> <span class='hs-varid'>ctyp</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" ?/:"</span><span class='hs-layout'>)</span>
<a name="line-99"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>capture</span> <span class='hs-varid'>cname</span> <span class='hs-varid'>ctyp</span>
<a name="line-100"></a> <span class='hs-varid'>parseQueryParam</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-101"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'?'</span>
<a name="line-102"></a> <span class='hs-varid'>cname</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" ?/:"</span><span class='hs-layout'>)</span>
<a name="line-103"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>':'</span>
<a name="line-104"></a> <span class='hs-varid'>ctyp</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" ?/:"</span><span class='hs-layout'>)</span>
<a name="line-105"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>queryParam</span> <span class='hs-varid'>cname</span> <span class='hs-varid'>ctyp</span>
<a name="line-106"></a> <span class='hs-varid'>parseLit</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lit</span> <span class='hs-varop'>&lt;$&gt;</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" ?/:"</span><span class='hs-layout'>)</span>
<a name="line-107"></a>
<a name="line-108"></a><a name="parseUrl"></a><span class='hs-definition'>parseUrl</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-varid'>repr</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Parser</span> <span class='hs-layout'>(</span><span class='hs-varid'>repr</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>repr</span><span class='hs-layout'>)</span>
<a name="line-109"></a><span class='hs-definition'>parseUrl</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-110"></a> <span class='hs-varid'>optional</span> <span class='hs-varop'>$</span> <span class='hs-varid'>char</span> <span class='hs-chr'>'/'</span>
<a name="line-111"></a> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>parseUrlSegment</span> <span class='hs-varop'>`sepBy1`</span> <span class='hs-varid'>char</span> <span class='hs-chr'>'/'</span>
<a name="line-112"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>foldr1</span> <span class='hs-layout'>(</span><span class='hs-varop'>.</span><span class='hs-layout'>)</span> <span class='hs-varid'>url</span>
<a name="line-113"></a>
<a name="line-114"></a><a name="Typ"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Typ</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Val</span> <span class='hs-conid'>String</span>
<a name="line-115"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ReqArgVal</span> <span class='hs-conid'>String</span> <span class='hs-conid'>String</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="parseTyp"></a><span class='hs-definition'>parseTyp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>Typ</span>
<a name="line-118"></a><span class='hs-definition'>parseTyp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-119"></a> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>"-{\n\r"</span><span class='hs-layout'>)</span>
<a name="line-120"></a> <span class='hs-varid'>spaces</span>
<a name="line-121"></a> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>optionMaybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>try</span> <span class='hs-varid'>parseRet</span><span class='hs-layout'>)</span>
<a name="line-122"></a> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>optional</span> <span class='hs-varid'>inlineComment</span>
<a name="line-123"></a> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>optional</span> <span class='hs-varid'>blockComment</span>
<a name="line-124"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span>
<a name="line-125"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Val</span> <span class='hs-layout'>(</span><span class='hs-varid'>stripTr</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span>
<a name="line-126"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>s'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>ReqArgVal</span> <span class='hs-layout'>(</span><span class='hs-varid'>stripTr</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>stripTr</span> <span class='hs-varid'>s'</span><span class='hs-layout'>)</span>
<a name="line-127"></a> <span class='hs-keyword'>where</span>
<a name="line-128"></a> <span class='hs-varid'>parseRet</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>String</span>
<a name="line-129"></a> <span class='hs-varid'>parseRet</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-130"></a> <span class='hs-varid'>string</span> <span class='hs-str'>"-&gt;"</span>
<a name="line-131"></a> <span class='hs-varid'>spaces</span>
<a name="line-132"></a> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>"-{\n\r"</span><span class='hs-layout'>)</span>
<a name="line-133"></a> <span class='hs-varid'>stripTr</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>reverse</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-chr'>' '</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>reverse</span>
<a name="line-134"></a>
<a name="line-135"></a>
<a name="line-136"></a><a name="parseEntry"></a><span class='hs-definition'>parseEntry</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ExpSYM</span> <span class='hs-varid'>repr</span> <span class='hs-varid'>repr</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Parser</span> <span class='hs-varid'>repr</span>
<a name="line-137"></a><span class='hs-definition'>parseEntry</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-138"></a> <span class='hs-varid'>met</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>parseMethod</span>
<a name="line-139"></a> <span class='hs-varid'>spaces</span>
<a name="line-140"></a> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>parseUrl</span>
<a name="line-141"></a> <span class='hs-varid'>spaces</span>
<a name="line-142"></a> <span class='hs-varid'>typ</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>parseTyp</span>
<a name="line-143"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>typ</span> <span class='hs-keyword'>of</span>
<a name="line-144"></a> <span class='hs-conid'>Val</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>url</span> <span class='hs-layout'>(</span><span class='hs-varid'>met</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span>
<a name="line-145"></a> <span class='hs-conid'>ReqArgVal</span> <span class='hs-varid'>i</span> <span class='hs-varid'>o</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>url</span> <span class='hs-varop'>$</span> <span class='hs-varid'>reqBody</span> <span class='hs-varid'>i</span> <span class='hs-layout'>(</span><span class='hs-varid'>met</span> <span class='hs-varid'>o</span><span class='hs-layout'>)</span>
<a name="line-146"></a>
<a name="line-147"></a><a name="blockComment"></a><span class='hs-definition'>blockComment</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>()</span>
<a name="line-148"></a><span class='hs-definition'>blockComment</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-149"></a> <span class='hs-varid'>string</span> <span class='hs-str'>"{-"</span>
<a name="line-150"></a> <span class='hs-varid'>manyTill</span> <span class='hs-varid'>anyChar</span> <span class='hs-layout'>(</span><span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>string</span> <span class='hs-str'>"-}"</span><span class='hs-layout'>)</span>
<a name="line-151"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-152"></a>
<a name="line-153"></a><a name="inlineComment"></a><span class='hs-definition'>inlineComment</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>()</span>
<a name="line-154"></a><span class='hs-definition'>inlineComment</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-155"></a> <span class='hs-varid'>string</span> <span class='hs-str'>"--"</span>
<a name="line-156"></a> <span class='hs-varid'>manyTill</span> <span class='hs-varid'>anyChar</span> <span class='hs-layout'>(</span><span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>lookAhead</span> <span class='hs-varid'>eol</span><span class='hs-layout'>)</span>
<a name="line-157"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-158"></a>
<a name="line-159"></a><a name="eol"></a><span class='hs-definition'>eol</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>String</span>
<a name="line-160"></a><span class='hs-definition'>eol</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"\n\r"</span><span class='hs-layout'>)</span>
<a name="line-161"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-varid'>string</span> <span class='hs-str'>"\r\n"</span><span class='hs-layout'>)</span>
<a name="line-162"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>string</span> <span class='hs-str'>"\n"</span>
<a name="line-163"></a> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>string</span> <span class='hs-str'>"\r"</span>
<a name="line-164"></a> <span class='hs-varop'>&lt;?&gt;</span> <span class='hs-str'>"end of line"</span>
<a name="line-165"></a>
<a name="line-166"></a><a name="eols"></a><span class='hs-definition'>eols</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>()</span>
<a name="line-167"></a><span class='hs-definition'>eols</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>skipMany</span> <span class='hs-varop'>$</span> <span class='hs-varid'>void</span> <span class='hs-varid'>eol</span> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>blockComment</span> <span class='hs-varop'>&lt;|&gt;</span> <span class='hs-varid'>inlineComment</span>
<a name="line-168"></a>
<a name="line-169"></a><a name="parseAll"></a><span class='hs-definition'>parseAll</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-conid'>Type</span>
<a name="line-170"></a><span class='hs-definition'>parseAll</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-171"></a> <span class='hs-varid'>eols</span>
<a name="line-172"></a> <span class='hs-varid'>entries</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>parseEntry</span> <span class='hs-varop'>`endBy`</span> <span class='hs-varid'>eols</span>
<a name="line-173"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>foldr1</span> <span class='hs-varid'>union</span> <span class='hs-varid'>entries</span>
<a name="line-174"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>union</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Type</span>
<a name="line-175"></a> <span class='hs-varid'>union</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>AppT</span> <span class='hs-layout'>(</span><span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-layout'>(</span><span class='hs-conop'>:&lt;|&gt;</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-176"></a>
<a name="line-177"></a><a name="sitemap"></a><span class='hs-comment'>-- | The sitemap QuasiQuoter.</span>
<a name="line-178"></a><span class='hs-comment'>--</span>
<a name="line-179"></a><span class='hs-comment'>-- * @.../&lt;var&gt;:&lt;type&gt;/...@ becomes a capture</span>
<a name="line-180"></a><span class='hs-comment'>-- * @.../?&lt;var&gt;:&lt;type&gt;@ becomes a query parameter</span>
<a name="line-181"></a><span class='hs-comment'>-- * @&lt;method&gt; ... &lt;typ&gt;@ becomes a method returning @&lt;typ&gt;@</span>
<a name="line-182"></a><span class='hs-comment'>-- * @&lt;method&gt; ... &lt;typ1&gt; -&gt; &lt;typ2&gt;@ becomes a method with request</span>
<a name="line-183"></a><span class='hs-comment'>-- body of @&lt;typ1&gt;@ and returning @&lt;typ2&gt;@</span>
<a name="line-184"></a><span class='hs-comment'>--</span>
<a name="line-185"></a><span class='hs-comment'>-- Comments are allowed, and have the standard Haskell format</span>
<a name="line-186"></a><span class='hs-comment'>--</span>
<a name="line-187"></a><span class='hs-comment'>-- * @--@ for inline</span>
<a name="line-188"></a><span class='hs-comment'>-- * @{- ... -}@ for block</span>
<a name="line-189"></a><span class='hs-comment'>--</span>
<a name="line-190"></a><span class='hs-definition'>sitemap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QuasiQuoter</span>
<a name="line-191"></a><span class='hs-definition'>sitemap</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuasiQuoter</span> <span class='hs-layout'>{</span> <span class='hs-varid'>quoteExp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>undefined</span>
<a name="line-192"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quotePat</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>undefined</span>
<a name="line-193"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quoteType</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>parse</span> <span class='hs-varid'>parseAll</span> <span class='hs-str'>""</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-194"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-195"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>st</span>
<a name="line-196"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quoteDec</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>undefined</span>
<a name="line-197"></a> <span class='hs-layout'>}</span>
<a name="line-198"></a>
</pre></body>
</html>