fmt-0.6.1.2: A new formatting library

Safe HaskellNone
LanguageHaskell2010

Fmt.Internal.Core

Synopsis

Documentation

class FromBuilder a where Source #

Methods

fromBuilder :: Builder -> a Source #

Convert a Builder to something else.

Instances
FromBuilder ByteString Source # 
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Defined in Fmt.Internal.Core

FromBuilder ByteString Source # 
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FromBuilder Builder Source # 
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FromBuilder Text Source # 
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FromBuilder Text Source # 
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FromBuilder Builder Source # 
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a ~ Char => FromBuilder [a] Source # 
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Defined in Fmt.Internal.Core

Methods

fromBuilder :: Builder -> [a] Source #

a ~ () => FromBuilder (IO a) Source # 
Instance details

Defined in Fmt.Internal.Core

Methods

fromBuilder :: Builder -> IO a Source #

(+|) :: FromBuilder b => Builder -> Builder -> b infixr 1 Source #

Concatenate, then convert.

(|+) :: (Buildable a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

build and concatenate, then convert.

(+||) :: FromBuilder b => Builder -> Builder -> b infixr 1 Source #

Concatenate, then convert.

(||+) :: (Show a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

show and concatenate, then convert.

(|++|) :: (Buildable a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

(||++||) :: (Show a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

(||++|) :: (Buildable a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

(|++||) :: (Show a, FromBuilder b) => a -> Builder -> b infixr 1 Source #

fmt :: FromBuilder b => Builder -> b Source #

fmt converts things to String, Text, ByteString or Builder.

Most of the time you won't need it, as strings produced with (+|) and (|+) can already be used as String, Text, etc. However, combinators like listF can only produce Builder (for better type inference), and you need to use fmt on them.

Also, fmt can do printing:

>>> fmt "Hello world!\n"
Hello world!

fmtLn :: FromBuilder b => Builder -> b Source #

Like fmt, but appends a newline.

pretty :: (Buildable a, FromBuilder b) => a -> b Source #

pretty shows a value using its Buildable instance.

prettyLn :: (Buildable a, FromBuilder b) => a -> b Source #

Like pretty, but appends a newline.