haskell-re2: re2 bindings for Haskell

re2 is a regular expression library offering predictable run-time and memory consumption. This library is a Haskell binding to re2.

Supported expression syntax is documented at https://github.com/google/re2/wiki/Syntax.

Code: https://john-millikin.com/code/haskell-re2 (GitHub mirror)

Example

$ ghci -XOverloadedStrings
ghci> import Regex.RE2

ghci> find "\\w+" "hello world"
Just (Match [Just "hello"])

ghci> find "\\w+$" "hello world"
Just (Match [Just "world"])

ghci> find "^\\w+$" "hello world"
Nothing