Safe Haskell	Safe
Language	Haskell98

Data.String.Builder

Contents

Description

The build function can be used to construct multi-line string literals in a monadic way:

{-# LANGUAGE OverloadedStrings #-}

import Data.String.Builder

mystring :: String
mystring = build $ do
  "foo"
  "bar"
  "baz"

Synopsis

Functions

Run a builder.

Add a literal string.

Types

A writer monad for string literals.

Instances

Monad BuilderM Source #
Methods (>>=) :: BuilderM a -> (a -> BuilderM b) -> BuilderM b # (>>) :: BuilderM a -> BuilderM b -> BuilderM b # return :: a -> BuilderM a # fail :: String -> BuilderM a #
Functor BuilderM Source #
Methods fmap :: (a -> b) -> BuilderM a -> BuilderM b # (<$) :: a -> BuilderM b -> BuilderM a #
Applicative BuilderM Source #
Methods pure :: a -> BuilderM a # (<>) :: BuilderM (a -> b) -> BuilderM a -> BuilderM b # liftA2 :: (a -> b -> c) -> BuilderM a -> BuilderM b -> BuilderM c # (>) :: BuilderM a -> BuilderM b -> BuilderM b # (<*) :: BuilderM a -> BuilderM b -> BuilderM a #
Monoid Builder Source #
Methods mempty :: Builder # mappend :: Builder -> Builder -> Builder # mconcat :: [Builder] -> Builder #
(~) * a () => IsString (BuilderM a) Source #
Methods fromString :: String -> BuilderM a #