<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!--Rendered using the Haskell Html Library v0.2--> <HTML ><HEAD ><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8" ><TITLE >Text.StringLike</TITLE ><LINK HREF="haddock.css" REL="stylesheet" TYPE="text/css" ><SCRIPT SRC="haddock-util.js" TYPE="text/javascript" ></SCRIPT ><SCRIPT TYPE="text/javascript" >window.onload = function () {setSynopsis("mini_Text-StringLike.html")};</SCRIPT ></HEAD ><BODY ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topbar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><IMG SRC="haskell_icon.gif" WIDTH="16" HEIGHT="16" ALT=" " ></TD ><TD CLASS="title" >tagsoup-0.12: Parsing and extracting information from (possibly malformed) HTML/XML documents</TD ><TD CLASS="topbut" ><A HREF="src/Text-StringLike.html" >Source code</A ></TD ><TD CLASS="topbut" ><A HREF="index.html" >Contents</A ></TD ><TD CLASS="topbut" ><A HREF="doc-index.html" >Index</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="modulebar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><FONT SIZE="6" >Text.StringLike</FONT ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Description</TD ></TR ><TR ><TD CLASS="doc" ><P ><EM >WARNING</EM >: This module is <EM >not</EM > intended for use outside the TagSoup library. </P ><P >This module provides an abstraction for String's as used inside TagSoup. It allows TagSoup to work with String (list of Char), ByteString.Char8 and ByteString.Lazy.Char8. </P ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Synopsis</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >class</SPAN > (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Typeable.html#t%3ATypeable" >Typeable</A > a, <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Eq.html#t%3AEq" >Eq</A > a) => <A HREF="#t%3AStringLike" >StringLike</A > a <SPAN CLASS="keyword" >where</SPAN ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3Aempty" >empty</A > :: a</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Acons" >cons</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A > -> a -> a</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Auncons" >uncons</A > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Maybe.html#t%3AMaybe" >Maybe</A > (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A >, a)</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AtoString" >toString</A > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString" >String</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AfromString" >fromString</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString" >String</A > -> a</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AfromChar" >fromChar</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A > -> a</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AstrConcat" >strConcat</A > :: [a] -> a</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AstrNull" >strNull</A > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Aappend" >append</A > :: a -> a -> a</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AcastString" >castString</A > :: (<A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > a, <A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > b) => a -> b</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Documentation</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >class</SPAN > (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Typeable.html#t%3ATypeable" >Typeable</A > a, <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Eq.html#t%3AEq" >Eq</A > a) => <A NAME="t:StringLike" ><A NAME="t%3AStringLike" ></A ></A ><B >StringLike</B > a <SPAN CLASS="keyword" >where</SPAN ></TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#StringLike" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >A class to generalise TagSoup parsing over many types of string-like types. Examples are given for the String type. </TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" >Methods</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:empty" ><A NAME="v%3Aempty" ></A ></A ><B >empty</B > :: a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#empty" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > empty = "" </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:cons" ><A NAME="v%3Acons" ></A ></A ><B >cons</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A > -> a -> a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#cons" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > cons = (:) </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:uncons" ><A NAME="v%3Auncons" ></A ></A ><B >uncons</B > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Maybe.html#t%3AMaybe" >Maybe</A > (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A >, a)</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#uncons" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > uncons [] = Nothing uncons (x:xs) = Just (x, xs) </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:toString" ><A NAME="v%3AtoString" ></A ></A ><B >toString</B > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString" >String</A ></TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#toString" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > toString = id </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:fromString" ><A NAME="v%3AfromString" ></A ></A ><B >fromString</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString" >String</A > -> a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#fromString" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > fromString = id </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:fromChar" ><A NAME="v%3AfromChar" ></A ></A ><B >fromChar</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AChar" >Char</A > -> a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#fromChar" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > fromChar = return </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:strConcat" ><A NAME="v%3AstrConcat" ></A ></A ><B >strConcat</B > :: [a] -> a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#strConcat" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > strConcat = concat </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:strNull" ><A NAME="v%3AstrNull" ></A ></A ><B >strNull</B > :: a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A ></TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#strNull" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > strNull = null </PRE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:append" ><A NAME="v%3Aappend" ></A ></A ><B >append</B > :: a -> a -> a</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#append" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><PRE > append = (++) </PRE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:StringLike')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:StringLike" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Char.html#t%3AString" >String</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > <A HREF="/usr/share/doc/ghc/html/libraries/bytestring-0.9.1.7/Data-ByteString-Lazy.html#t%3AByteString" >ByteString</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > <A HREF="/usr/share/doc/ghc/html/libraries/bytestring-0.9.1.7/Data-ByteString.html#t%3AByteString" >ByteString</A ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:castString" ><A NAME="v%3AcastString" ></A ></A ><B >castString</B > :: (<A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > a, <A HREF="Text-StringLike.html#t%3AStringLike" >StringLike</A > b) => a -> b</TD ><TD CLASS="declbut" ><A HREF="src/Text-StringLike.html#castString" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Convert a String from one type to another. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="botbar" >Produced by <A HREF="http://www.haskell.org/haddock/" >Haddock</A > version 2.6.1</TD ></TR ></TABLE ></BODY ></HTML >