<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>Text/Hamlet/Quasi.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-- NOTE: This module is being deprecated, in favor of NonPoly. In Hamlet 0.9,</span> <a name="line-2"></a><span class='hs-comment'>-- this code will be replaced entirely. Avoid changes here whenever possible.</span> <a name="line-3"></a> <a name="line-4"></a><span class='hs-comment'>{-# LANGUAGE TemplateHaskell #-}</span> <a name="line-5"></a><span class='hs-comment'>{-# LANGUAGE TypeFamilies #-}</span> <a name="line-6"></a><span class='hs-comment'>{-# LANGUAGE TypeSynonymInstances #-}</span> <a name="line-7"></a><span class='hs-comment'>{-# LANGUAGE FlexibleContexts #-}</span> <a name="line-8"></a><span class='hs-comment'>{-# LANGUAGE FlexibleInstances #-}</span> <a name="line-9"></a><span class='hs-comment'>{-# LANGUAGE GeneralizedNewtypeDeriving #-}</span> <a name="line-10"></a><span class='hs-comment'>{-# LANGUAGE EmptyDataDecls #-}</span> <a name="line-11"></a><span class='hs-comment'>{-# OPTIONS_GHC -fno-warn-missing-fields #-}</span> <a name="line-12"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Hamlet</span><span class='hs-varop'>.</span><span class='hs-conid'>Quasi</span> <a name="line-13"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>hamlet</span> <a name="line-14"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>xhamlet</span> <a name="line-15"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>hamletDebug</span> <a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>hamletWithSettings</span> <a name="line-17"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>hamletWithSettings'</span> <a name="line-18"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>hamletFile</span> <a name="line-19"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>xhamletFile</span> <a name="line-20"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>hamletFileWithSettings</span> <a name="line-21"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>HamletValue</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <a name="line-22"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>varName</span> <a name="line-23"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Html</span> <a name="line-24"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Hamlet</span> <a name="line-25"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>readUtf8File</span> <a name="line-26"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-27"></a> <a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Shakespeare</span> <a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Hamlet</span><span class='hs-varop'>.</span><span class='hs-conid'>Parse</span> <a name="line-30"></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'>Syntax</span> <a name="line-31"></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-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Char</span> <span class='hs-layout'>(</span><span class='hs-varid'>isUpper</span><span class='hs-layout'>,</span> <span class='hs-varid'>isDigit</span><span class='hs-layout'>)</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'>Monoid</span> <span class='hs-layout'>(</span><span class='hs-conid'>Monoid</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromMaybe</span><span class='hs-layout'>)</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'>Text</span> <span class='hs-layout'>(</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span> <a name="line-36"></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-varop'>.</span><span class='hs-conid'>Lazy</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>TL</span> <a name="line-37"></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-varop'>.</span><span class='hs-conid'>Lazy</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>TIO</span> <a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>SIO</span> <a name="line-39"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Blaze</span> <span class='hs-layout'>(</span><span class='hs-conid'>Html</span><span class='hs-layout'>,</span> <span class='hs-varid'>preEscapedString</span><span class='hs-layout'>,</span> <span class='hs-varid'>toHtml</span><span class='hs-layout'>)</span> <a name="line-40"></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'>Foldable</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>F</span> <a name="line-41"></a> <a name="line-42"></a><a name="readUtf8File"></a><span class='hs-definition'>readUtf8File</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <a name="line-43"></a><span class='hs-definition'>readUtf8File</span> <span class='hs-varid'>fp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-44"></a> <span class='hs-varid'>h</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>SIO</span><span class='hs-varop'>.</span><span class='hs-varid'>openFile</span> <span class='hs-varid'>fp</span> <span class='hs-conid'>SIO</span><span class='hs-varop'>.</span><span class='hs-conid'>ReadMode</span> <a name="line-45"></a> <span class='hs-conid'>SIO</span><span class='hs-varop'>.</span><span class='hs-varid'>hSetEncoding</span> <span class='hs-varid'>h</span> <span class='hs-conid'>SIO</span><span class='hs-varop'>.</span><span class='hs-varid'>utf8_bom</span> <a name="line-46"></a> <span class='hs-conid'>TIO</span><span class='hs-varop'>.</span><span class='hs-varid'>hGetContents</span> <span class='hs-varid'>h</span> <a name="line-47"></a> <a name="line-48"></a><a name="docsToExp"></a><span class='hs-definition'>docsToExp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Scope</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Doc</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-49"></a><span class='hs-definition'>docsToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>docs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-50"></a> <span class='hs-varid'>exps</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>docToExp</span> <span class='hs-varid'>scope</span><span class='hs-layout'>)</span> <span class='hs-varid'>docs</span> <a name="line-51"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>exps</span> <span class='hs-keyword'>of</span> <a name="line-52"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>return</span> <span class='hs-conid'>()</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-53"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>x</span> <a name="line-54"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>DoE</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-conid'>NoBindS</span> <span class='hs-varid'>exps</span> <a name="line-55"></a> <a name="line-56"></a><a name="docToExp"></a><span class='hs-definition'>docToExp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Scope</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Doc</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-57"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocForall</span> <span class='hs-varid'>list</span> <span class='hs-varid'>ident</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Ident</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span> <span class='hs-varid'>inside</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-58"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>list'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>list</span> <a name="line-59"></a> <span class='hs-varid'>name'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newName</span> <span class='hs-varid'>name</span> <a name="line-60"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>scope'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>ident</span><span class='hs-layout'>,</span> <span class='hs-conid'>VarE</span> <span class='hs-varid'>name'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-varid'>scope</span> <a name="line-61"></a> <span class='hs-varid'>mh</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-conid'>F</span><span class='hs-varop'>.</span><span class='hs-varid'>mapM_</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-62"></a> <span class='hs-varid'>inside'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope'</span> <span class='hs-varid'>inside</span> <a name="line-63"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>lam</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LamE</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>VarP</span> <span class='hs-varid'>name'</span><span class='hs-keyglyph'>]</span> <span class='hs-varid'>inside'</span> <a name="line-64"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mh</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>lam</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>list'</span> <a name="line-65"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocWith</span> <span class='hs-conid'>[]</span> <span class='hs-varid'>inside</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-66"></a> <span class='hs-varid'>inside'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>inside</span> <a name="line-67"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>inside'</span> <a name="line-68"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocWith</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>deref</span><span class='hs-layout'>,</span><span class='hs-varid'>ident</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Ident</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-varid'>dis</span><span class='hs-layout'>)</span> <span class='hs-varid'>inside</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-69"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>deref'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>deref</span> <a name="line-70"></a> <span class='hs-varid'>name'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newName</span> <span class='hs-varid'>name</span> <a name="line-71"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>scope'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>ident</span><span class='hs-layout'>,</span> <span class='hs-conid'>VarE</span> <span class='hs-varid'>name'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-varid'>scope</span> <a name="line-72"></a> <span class='hs-varid'>inside'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docToExp</span> <span class='hs-varid'>scope'</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocWith</span> <span class='hs-varid'>dis</span> <span class='hs-varid'>inside</span><span class='hs-layout'>)</span> <a name="line-73"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>lam</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LamE</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>VarP</span> <span class='hs-varid'>name'</span><span class='hs-keyglyph'>]</span> <span class='hs-varid'>inside'</span> <a name="line-74"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>lam</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>deref'</span> <a name="line-75"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocMaybe</span> <span class='hs-varid'>val</span> <span class='hs-varid'>ident</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Ident</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span> <span class='hs-varid'>inside</span> <span class='hs-varid'>mno</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-76"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>val'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>val</span> <a name="line-77"></a> <span class='hs-varid'>name'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newName</span> <span class='hs-varid'>name</span> <a name="line-78"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>scope'</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>ident</span><span class='hs-layout'>,</span> <span class='hs-conid'>VarE</span> <span class='hs-varid'>name'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-varid'>scope</span> <a name="line-79"></a> <span class='hs-varid'>inside'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope'</span> <span class='hs-varid'>inside</span> <a name="line-80"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>inside''</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LamE</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>VarP</span> <span class='hs-varid'>name'</span><span class='hs-keyglyph'>]</span> <span class='hs-varid'>inside'</span> <a name="line-81"></a> <span class='hs-varid'>ninside'</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>mno</span> <span class='hs-keyword'>of</span> <a name="line-82"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-conid'>Nothing</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-83"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>no</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <a name="line-84"></a> <span class='hs-varid'>no'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>no</span> <a name="line-85"></a> <span class='hs-varid'>j</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-conid'>Just</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-86"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>j</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>no'</span> <a name="line-87"></a> <span class='hs-varid'>mh</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>maybeH</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-88"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mh</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>val'</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>inside''</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>ninside'</span> <a name="line-89"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocCond</span> <span class='hs-varid'>conds</span> <span class='hs-varid'>final</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-90"></a> <span class='hs-varid'>conds'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-varid'>go</span> <span class='hs-varid'>conds</span> <a name="line-91"></a> <span class='hs-varid'>final'</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>final</span> <span class='hs-keyword'>of</span> <a name="line-92"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-conid'>Nothing</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-93"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <a name="line-94"></a> <span class='hs-varid'>f'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>f</span> <a name="line-95"></a> <span class='hs-varid'>j</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-conid'>Just</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-96"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>j</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>f'</span> <a name="line-97"></a> <span class='hs-varid'>ch</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>condH</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-98"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>ch</span> <span class='hs-varop'>`AppE`</span> <span class='hs-conid'>ListE</span> <span class='hs-varid'>conds'</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>final'</span> <a name="line-99"></a> <span class='hs-keyword'>where</span> <a name="line-100"></a> <span class='hs-varid'>go</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Deref</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Doc</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-101"></a> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-varid'>d</span><span class='hs-layout'>,</span> <span class='hs-varid'>docs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-102"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>d'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>d</span> <a name="line-103"></a> <span class='hs-varid'>docs'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>docs</span> <a name="line-104"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>TupE</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>d'</span><span class='hs-layout'>,</span> <span class='hs-varid'>docs'</span><span class='hs-keyglyph'>]</span> <a name="line-105"></a><span class='hs-definition'>docToExp</span> <span class='hs-varid'>v</span> <span class='hs-layout'>(</span><span class='hs-conid'>DocContent</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>contentToExp</span> <span class='hs-varid'>v</span> <span class='hs-varid'>c</span> <a name="line-106"></a> <a name="line-107"></a><a name="contentToExp"></a><span class='hs-definition'>contentToExp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Scope</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Content</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-108"></a><span class='hs-definition'>contentToExp</span> <span class='hs-keyword'>_</span> <span class='hs-layout'>(</span><span class='hs-conid'>ContentRaw</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-109"></a> <span class='hs-varid'>os</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>htmlToHamletMonad</span> <span class='hs-varop'>.</span> <span class='hs-varid'>preEscapedString</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-110"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>s'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LitE</span> <span class='hs-varop'>$</span> <span class='hs-conid'>StringL</span> <span class='hs-varid'>s</span> <a name="line-111"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>os</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>s'</span> <a name="line-112"></a><span class='hs-definition'>contentToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>ContentVar</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-113"></a> <span class='hs-varid'>str</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>htmlToHamletMonad</span> <span class='hs-varop'>.</span> <span class='hs-varid'>toHtml</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-114"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>str</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>d</span> <a name="line-115"></a><span class='hs-definition'>contentToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>ContentUrl</span> <span class='hs-varid'>hasParams</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-116"></a> <span class='hs-varid'>ou</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>hasParams</span> <a name="line-117"></a> <span class='hs-keyword'>then</span> <span class='hs-keyglyph'>[</span><span class='hs-varop'>|\</span><span class='hs-layout'>(</span><span class='hs-varid'>u</span><span class='hs-layout'>,</span> <span class='hs-varid'>p</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>urlToHamletMonad</span> <span class='hs-varid'>u</span> <span class='hs-varid'>p</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-118"></a> <span class='hs-keyword'>else</span> <span class='hs-keyglyph'>[</span><span class='hs-varop'>|\</span><span class='hs-varid'>u</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>urlToHamletMonad</span> <span class='hs-varid'>u</span> <span class='hs-conid'>[]</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-119"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>d'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>d</span> <a name="line-120"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>ou</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>d'</span> <a name="line-121"></a><span class='hs-definition'>contentToExp</span> <span class='hs-varid'>scope</span> <span class='hs-layout'>(</span><span class='hs-conid'>ContentEmbed</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-122"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>d'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>derefToExp</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>d</span> <a name="line-123"></a> <span class='hs-varid'>fhv</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>fromHamletValue</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-124"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>fhv</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>d'</span> <a name="line-125"></a><span class='hs-definition'>contentToExp</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>ContentMsg</span><span class='hs-layout'>{</span><span class='hs-layout'>}</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"Poly-Hamlet does not support messages"</span> <a name="line-126"></a> <a name="line-127"></a><a name="hamlet"></a><span class='hs-comment'>-- | Calls 'hamletWithSettings' with 'defaultHamletSettings'.</span> <a name="line-128"></a><span class='hs-definition'>hamlet</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QuasiQuoter</span> <a name="line-129"></a><span class='hs-definition'>hamlet</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletWithSettings</span> <span class='hs-varid'>defaultHamletSettings</span> <a name="line-130"></a> <a name="line-131"></a><a name="hamletDebug"></a><span class='hs-comment'>-- | Calls 'hamletWithSettings' with 'debugHamletSettings'.</span> <a name="line-132"></a><span class='hs-definition'>hamletDebug</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QuasiQuoter</span> <a name="line-133"></a><span class='hs-definition'>hamletDebug</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletWithSettings</span> <span class='hs-varid'>debugHamletSettings</span> <a name="line-134"></a> <a name="line-135"></a><a name="xhamlet"></a><span class='hs-comment'>-- | Calls 'hamletWithSettings' using XHTML 1.0 Strict settings.</span> <a name="line-136"></a><span class='hs-definition'>xhamlet</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QuasiQuoter</span> <a name="line-137"></a><span class='hs-definition'>xhamlet</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletWithSettings</span> <span class='hs-varid'>xhtmlHamletSettings</span> <a name="line-138"></a> <a name="line-139"></a><a name="hamletWithSettings"></a><span class='hs-comment'>-- | A quasi-quoter that converts Hamlet syntax into a function of form:</span> <a name="line-140"></a><span class='hs-comment'>--</span> <a name="line-141"></a><span class='hs-comment'>-- > (url -> String) -> Html</span> <a name="line-142"></a><span class='hs-comment'>--</span> <a name="line-143"></a><span class='hs-comment'>-- Please see accompanying documentation for a description of Hamlet syntax.</span> <a name="line-144"></a><span class='hs-definition'>hamletWithSettings</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletSettings</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>QuasiQuoter</span> <a name="line-145"></a><span class='hs-definition'>hamletWithSettings</span> <span class='hs-varid'>set</span> <span class='hs-keyglyph'>=</span> <a name="line-146"></a> <span class='hs-conid'>QuasiQuoter</span> <a name="line-147"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>quoteExp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletFromString</span> <span class='hs-varid'>set</span> <a name="line-148"></a> <span class='hs-layout'>}</span> <a name="line-149"></a> <a name="line-150"></a><a name="hamletWithSettings'"></a><span class='hs-comment'>-- | A quasi-quoter that converts Hamlet syntax into a 'Html' ().</span> <a name="line-151"></a><span class='hs-comment'>--</span> <a name="line-152"></a><span class='hs-comment'>-- Please see accompanying documentation for a description of Hamlet syntax.</span> <a name="line-153"></a><span class='hs-definition'>hamletWithSettings'</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletSettings</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>QuasiQuoter</span> <a name="line-154"></a><span class='hs-definition'>hamletWithSettings'</span> <span class='hs-varid'>set</span> <span class='hs-keyglyph'>=</span> <a name="line-155"></a> <span class='hs-conid'>QuasiQuoter</span> <a name="line-156"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>quoteExp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <a name="line-157"></a> <span class='hs-varid'>x</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>hamletFromString</span> <span class='hs-varid'>set</span> <span class='hs-varid'>s</span> <a name="line-158"></a> <span class='hs-varid'>id'</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>y</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-159"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>x</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>id'</span> <a name="line-160"></a> <span class='hs-layout'>}</span> <a name="line-161"></a> <a name="line-162"></a><a name="hamletFromString"></a><span class='hs-definition'>hamletFromString</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletSettings</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-163"></a><span class='hs-definition'>hamletFromString</span> <span class='hs-varid'>set</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-164"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>parseDoc</span> <span class='hs-varid'>set</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span> <a name="line-165"></a> <span class='hs-conid'>Error</span> <span class='hs-varid'>s'</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>error</span> <span class='hs-varid'>s'</span> <a name="line-166"></a> <span class='hs-conid'>Ok</span> <span class='hs-varid'>d</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <a name="line-167"></a> <span class='hs-varid'>thv</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-varid'>toHamletValue</span><span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <a name="line-168"></a> <span class='hs-varid'>exp'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>docsToExp</span> <span class='hs-conid'>[]</span> <span class='hs-varid'>d</span> <a name="line-169"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>thv</span> <span class='hs-varop'>`AppE`</span> <span class='hs-varid'>exp'</span> <a name="line-170"></a> <a name="line-171"></a><a name="hamletFileWithSettings"></a><span class='hs-definition'>hamletFileWithSettings</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletSettings</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-172"></a><span class='hs-definition'>hamletFileWithSettings</span> <span class='hs-varid'>set</span> <span class='hs-varid'>fp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-173"></a> <span class='hs-varid'>contents</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-varop'>$</span> <span class='hs-varid'>qRunIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>readUtf8File</span> <span class='hs-varid'>fp</span> <a name="line-174"></a> <span class='hs-varid'>hamletFromString</span> <span class='hs-varid'>set</span> <span class='hs-varid'>contents</span> <a name="line-175"></a> <a name="line-176"></a><a name="hamletFile"></a><span class='hs-comment'>-- | Calls 'hamletFileWithSettings' with 'defaultHamletSettings'.</span> <a name="line-177"></a><span class='hs-definition'>hamletFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-178"></a><span class='hs-definition'>hamletFile</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletFileWithSettings</span> <span class='hs-varid'>defaultHamletSettings</span> <a name="line-179"></a> <a name="line-180"></a><a name="xhamletFile"></a><span class='hs-comment'>-- | Calls 'hamletFileWithSettings' using XHTML 1.0 Strict settings.</span> <a name="line-181"></a><span class='hs-definition'>xhamletFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Q</span> <span class='hs-conid'>Exp</span> <a name="line-182"></a><span class='hs-definition'>xhamletFile</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hamletFileWithSettings</span> <span class='hs-varid'>xhtmlHamletSettings</span> <a name="line-183"></a> <a name="line-184"></a><a name="varName"></a><span class='hs-definition'>varName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Scope</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Exp</span> <a name="line-185"></a><span class='hs-definition'>varName</span> <span class='hs-keyword'>_</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"Illegal empty varName"</span> <a name="line-186"></a><span class='hs-definition'>varName</span> <span class='hs-varid'>scope</span> <span class='hs-varid'>v</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>strToExp</span> <span class='hs-varid'>v</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>lookup</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ident</span> <span class='hs-varid'>v</span><span class='hs-layout'>)</span> <span class='hs-varid'>scope</span> <a name="line-187"></a> <a name="line-188"></a><a name="strToExp"></a><span class='hs-definition'>strToExp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Exp</span> <a name="line-189"></a><span class='hs-definition'>strToExp</span> <span class='hs-varid'>s</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <a name="line-190"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>all</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LitE</span> <span class='hs-varop'>$</span> <span class='hs-conid'>IntegerL</span> <span class='hs-varop'>$</span> <span class='hs-varid'>read</span> <span class='hs-varid'>s</span> <a name="line-191"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isUpper</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ConE</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>s</span> <a name="line-192"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>VarE</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkName</span> <span class='hs-varid'>s</span> <a name="line-193"></a><span class='hs-definition'>strToExp</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"strToExp on empty string"</span> <a name="line-194"></a> <a name="line-195"></a><a name="condH"></a><span class='hs-comment'>-- | Checks for truth in the left value in each pair in the first argument. If</span> <a name="line-196"></a><span class='hs-comment'>-- a true exists, then the corresponding right action is performed. Only the</span> <a name="line-197"></a><span class='hs-comment'>-- first is performed. In there are no true values, then the second argument is</span> <a name="line-198"></a><span class='hs-comment'>-- performed, if supplied.</span> <a name="line-199"></a><span class='hs-definition'>condH</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Bool</span><span class='hs-layout'>,</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span> <a name="line-200"></a><span class='hs-definition'>condH</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span> <a name="line-201"></a><span class='hs-definition'>condH</span> <span class='hs-conid'>[]</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <a name="line-202"></a><span class='hs-definition'>condH</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>True</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>y</span> <a name="line-203"></a><span class='hs-definition'>condH</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>False</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-varid'>z</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>condH</span> <span class='hs-varid'>rest</span> <span class='hs-varid'>z</span> <a name="line-204"></a> <a name="line-205"></a><a name="maybeH"></a><span class='hs-comment'>-- | Runs the second argument with the value in the first, if available.</span> <a name="line-206"></a><span class='hs-comment'>-- Otherwise, runs the third argument, if available.</span> <a name="line-207"></a><span class='hs-definition'>maybeH</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Maybe</span> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>v</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span> <a name="line-208"></a><span class='hs-definition'>maybeH</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span> <a name="line-209"></a><span class='hs-definition'>maybeH</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyword'>_</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <a name="line-210"></a><span class='hs-definition'>maybeH</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>v</span><span class='hs-layout'>)</span> <span class='hs-varid'>f</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>v</span> <a name="line-211"></a> <a name="line-212"></a><a name="Hamlet"></a><span class='hs-comment'>-- | An function generating an 'Html' given a URL-rendering function.</span> <a name="line-213"></a><a name="Hamlet"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Hamlet</span> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>url</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Text</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Html</span> <a name="line-214"></a> <a name="line-215"></a><a name="HamletValue"></a><span class='hs-keyword'>class</span> <span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>HamletValue</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>where</span> <a name="line-216"></a> <span class='hs-keyword'>data</span> <span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>::</span> <span class='hs-varop'>*</span> <span class='hs-keyglyph'>-></span> <span class='hs-varop'>*</span> <a name="line-217"></a> <span class='hs-keyword'>type</span> <span class='hs-conid'>HamletUrl</span> <span class='hs-varid'>a</span> <a name="line-218"></a> <span class='hs-varid'>toHamletValue</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span> <span class='hs-conid'>()</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <a name="line-219"></a> <span class='hs-varid'>htmlToHamletMonad</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Html</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span> <span class='hs-conid'>()</span> <a name="line-220"></a> <span class='hs-varid'>urlToHamletMonad</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HamletUrl</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span> <span class='hs-conid'>()</span> <a name="line-221"></a> <span class='hs-varid'>fromHamletValue</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>HamletMonad</span> <span class='hs-varid'>a</span> <span class='hs-conid'>()</span> <a name="line-222"></a> <a name="line-223"></a><a name="Render"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Render</span> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Text</span> <a name="line-224"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>HamletValue</span> <span class='hs-layout'>(</span><span class='hs-conid'>Hamlet</span> <span class='hs-varid'>url</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-225"></a> <span class='hs-keyword'>newtype</span> <span class='hs-conid'>HamletMonad</span> <span class='hs-layout'>(</span><span class='hs-conid'>Hamlet</span> <span class='hs-varid'>url</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <a name="line-226"></a> <span class='hs-conid'>HMonad</span> <span class='hs-layout'>{</span> <span class='hs-varid'>runHMonad</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Render</span> <span class='hs-varid'>url</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>Html</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-layout'>}</span> <a name="line-227"></a> <span class='hs-keyword'>type</span> <span class='hs-conid'>HamletUrl</span> <span class='hs-layout'>(</span><span class='hs-conid'>Hamlet</span> <span class='hs-varid'>url</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>url</span> <a name="line-228"></a> <span class='hs-varid'>toHamletValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>.</span> <span class='hs-varid'>runHMonad</span> <a name="line-229"></a> <span class='hs-varid'>htmlToHamletMonad</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HMonad</span> <span class='hs-varop'>$</span> <span class='hs-varid'>const</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <a name="line-230"></a> <span class='hs-varid'>urlToHamletMonad</span> <span class='hs-varid'>url</span> <span class='hs-varid'>pairs</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HMonad</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <a name="line-231"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toHtml</span> <span class='hs-varop'>$</span> <span class='hs-varid'>r</span> <span class='hs-varid'>url</span> <span class='hs-varid'>pairs</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <a name="line-232"></a> <span class='hs-varid'>fromHamletValue</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HMonad</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>r</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <a name="line-233"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-conid'>HamletMonad</span> <span class='hs-layout'>(</span><span class='hs-conid'>Hamlet</span> <span class='hs-varid'>url</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-234"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HMonad</span> <span class='hs-varop'>$</span> <span class='hs-varid'>const</span> <span class='hs-layout'>(</span><span class='hs-varid'>mempty</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-235"></a> <span class='hs-layout'>(</span><span class='hs-conid'>HMonad</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HMonad</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>render</span> <span class='hs-keyglyph'>-></span> <a name="line-236"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>html1</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>render</span> <a name="line-237"></a> <span class='hs-layout'>(</span><span class='hs-varid'>html2</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>runHMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-varid'>render</span> <a name="line-238"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>html1</span> <span class='hs-varop'>`mappend`</span> <span class='hs-varid'>html2</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <a name="line-239"></a><a name="NoConstructor"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>NoConstructor</span> <a name="line-240"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>HamletValue</span> <span class='hs-conid'>Html</span> <span class='hs-keyword'>where</span> <a name="line-241"></a> <span class='hs-keyword'>newtype</span> <span class='hs-conid'>HamletMonad</span> <span class='hs-conid'>Html</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>{</span> <span class='hs-varid'>runHtmlMonad</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Html</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-layout'>}</span> <a name="line-242"></a> <span class='hs-keyword'>type</span> <span class='hs-conid'>HamletUrl</span> <span class='hs-conid'>Html</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NoConstructor</span> <a name="line-243"></a> <span class='hs-varid'>toHamletValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>.</span> <span class='hs-varid'>runHtmlMonad</span> <a name="line-244"></a> <span class='hs-varid'>htmlToHamletMonad</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <a name="line-245"></a> <span class='hs-varid'>urlToHamletMonad</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"urlToHamletMonad on NoConstructor"</span> <a name="line-246"></a> <span class='hs-varid'>fromHamletValue</span> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <a name="line-247"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-conid'>HamletMonad</span> <span class='hs-conid'>Html</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-248"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>mempty</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-249"></a> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>html1</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-varop'>$</span> <a name="line-250"></a> <span class='hs-keyword'>let</span> <span class='hs-conid'>HtmlMonad</span> <span class='hs-layout'>(</span><span class='hs-varid'>html2</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>g</span> <span class='hs-varid'>x</span> <a name="line-251"></a> <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>html1</span> <span class='hs-varop'>`mappend`</span> <span class='hs-varid'>html2</span><span class='hs-layout'>,</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> </pre></body> </html>