filib/codeclimate-shellcheck

module CLI where

import Options.Applicative

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-- | Represents arguments that can be passed to the CLI.
data CLIOpts = CLIOpts { configPath :: Maybe FilePath
                       , envPath :: Maybe FilePath
                       }

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-- | Parses CLIOpts and adds description when generating help text.
cliOpts :: ParserInfo CLIOpts
cliOpts =
  info (helper <*> cliOptsParser)
    (fullDesc
     <> progDesc "Print ShellCheck results as CodeClimate engine JSON"
     <> header "codeclimate-shellcheck - codeclimate shellcheck engine")

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-- | Parses CLIOpts.
cliOptsParser :: Parser CLIOpts
cliOptsParser =
  CLIOpts <$> optional (strOption (long "config"
                                   <> help "Location of engine config"))
          <*> optional (strOption (long "env"
                                   <> help "Location of engine data mapping"))