| Safe Haskell | Safe |
|---|---|
| Language | Haskell2010 |
Text.Format
Description
Format string with named args
-- Named args
"My name is {name}, I am {age} years old" ~~ ("name" ~% "Joe") ~~ ("age" ~% 24) ≡ "My name is Joe, I am 24 years old"
-- Arg can have default value
"{var:x} = {val:10}" ~~ ("var" ~% y) ≡ "y = 10"
-- Numeric position can be used
"{0} {1} {0}" ~~ "foo" ~~ "bar" ≡ "foo bar foo"
-- Positions can be omitted
"{} {}" ~~ "foo" ~~ 10 ≡ "foo 10"
-- Double braces to escape them
"{} and {{}}" ~~ 10 ≡ "10 and {}"- data FormattedPart = FormattedPart {}
- newtype Formatted = Formatted {}
- withFlags :: String -> [String] -> Formatted
- data FormatArg
- data Format = Format {
- formatString :: String
- formatArgs :: [FormatArg]
- data Formatter = Formatter {}
- prebuild :: Format -> Formatted
- build :: Format -> Formatted
- class Formattable a where
- class Hole a where
- fmt :: Formattable a => a -> FormatArg
- class FormatResult r where
- format :: FormatResult r => String -> r
- formats :: FormatResult r => String -> [FormatArg] -> r
- (~~) :: (Hole a, FormatResult r) => Format -> a -> r
- (~%) :: Formattable a => String -> a -> FormatArg
- module Text.Format.Flags
Documentation
Constructors
| Formatted | |
Fields | |
Constructors
| Format | |
Fields
| |
Constructors
| Formatter | |
Fields
| |
class Formattable a where Source #
Formattable class, by default using show
Methods
formattable :: a -> FormatFlags -> Formatted Source #
formattable :: Show a => a -> FormatFlags -> Formatted Source #
Minimal complete definition
fmt :: Formattable a => a -> FormatArg Source #
class FormatResult r where Source #
Minimal complete definition
Methods
formatResult :: Format -> r Source #
Instances
format :: FormatResult r => String -> r Source #
module Text.Format.Flags