GHC.Data.SmallArray

ghc-9.10.0.20240413: The GHC API

Safe Haskell | None
Language | GHC2021

GHC.Data.SmallArray

Description

Small-array

Synopsis

- data SmallMutableArray s a = SmallMutableArray (SmallMutableArray# s a)
- data SmallArray a = SmallArray (SmallArray# a)
- newSmallArray :: Int -> a -> State# s -> (# State# s, SmallMutableArray s a #)
- writeSmallArray :: SmallMutableArray s a -> Int -> a -> State# s -> State# s
- freezeSmallArray :: SmallMutableArray s a -> Int -> Int -> State# s -> (# State# s, SmallArray a #)
- unsafeFreezeSmallArray :: SmallMutableArray s a -> State# s -> (# State# s, SmallArray a #)
- indexSmallArray :: SmallArray a -> Int -> a
- listToArray :: Int -> (e -> Int) -> (e -> a) -> [e] -> SmallArray a

# Documentation

data SmallMutableArray s a Source #

Constructors

SmallMutableArray (SmallMutableArray# s a) |

data SmallArray a Source #

Constructors

SmallArray (SmallArray# a) |

newSmallArray Source #

Arguments

:: Int | size
-> a | initial contents
-> State# s |
-> (# State# s, SmallMutableArray s a #) |

writeSmallArray Source #

Arguments

:: SmallMutableArray s a | array
-> Int | index
-> a | new element
-> State# s |
-> State# s |

freezeSmallArray Source #

Arguments

:: SmallMutableArray s a | source
-> Int | offset
-> Int | length
-> State# s |
-> (# State# s, SmallArray a #) |

Copy and freeze a slice of a mutable array.

unsafeFreezeSmallArray :: SmallMutableArray s a -> State# s -> (# State# s, SmallArray a #) Source #

Freeze a mutable array (no copy!)

indexSmallArray Source #

Arguments

:: SmallArray a | array
-> Int | index
-> a |

Index a small-array (no bounds checking!)

listToArray :: Int -> (e -> Int) -> (e -> a) -> [e] -> SmallArray a Source #

Convert a list into an array.