tagsoup-0.14.2: Parsing and extracting information from (possibly malformed) HTML/XML documents

Safe HaskellSafe
LanguageHaskell2010

Text.StringLike

Description

WARNING: This module is not intended for use outside the TagSoup library.

This module provides an abstraction for String's as used inside TagSoup. It allows TagSoup to work with String (list of Char), ByteString.Char8, ByteString.Lazy.Char8, Data.Text and Data.Text.Lazy.

Synopsis

Documentation

class (Typeable a, Eq a, IsString a) => StringLike a where Source #

A class to generalise TagSoup parsing over many types of string-like types. Examples are given for the String type.

Minimal complete definition

empty, cons, uncons, toString, fromChar, strConcat, strNull, append

Methods

empty :: a Source #

empty = ""

cons :: Char -> a -> a Source #

cons = (:)

uncons :: a -> Maybe (Char, a) Source #

uncons []     = Nothing
uncons (x:xs) = Just (x, xs)

toString :: a -> String Source #

toString = id

fromChar :: Char -> a Source #

fromChar = return

strConcat :: [a] -> a Source #

strConcat = concat

strNull :: a -> Bool Source #

strNull = null

append :: a -> a -> a Source #

append = (++)

Instances

StringLike String Source # 
StringLike ByteString Source # 
StringLike ByteString Source # 
StringLike Text Source # 
StringLike Text Source # 

castString :: (StringLike a, StringLike b) => a -> b Source #

Convert a String from one type to another.