class Overcommit::Hook::PreCommit::Hlint

Runs ‘hlint` against any modified Haskell files.

@see github.com/ndmitchell/hlint

Constants

MESSAGE_REGEX
MESSAGE_TYPE_CATEGORIZER

Public Instance Methods

run() click to toggle source
# File lib/overcommit/hook/pre_commit/hlint.rb, line 19
def run
  result = execute(command, args: applicable_files)
  return :pass if result.success?

  raw_messages = result.stdout.split("\n").grep(MESSAGE_REGEX)

  # example message:
  #   path/to/file.hs:1:0: Error: message
  extract_messages(
    raw_messages,
    MESSAGE_REGEX,
    MESSAGE_TYPE_CATEGORIZER
  )
end