hlint

Tool for suggesting improvements to Haskell code.

TLDR

Display suggestions for a given file

$ hlint [path/to/file] options
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Check all Haskell files and generate a report
$ hlint [path/to/directory] --report
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Automatically apply most suggestions
$ hlint [path/to/file] --refactor
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Display additional options
$ hlint [path/to/file] --refactor-options
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Generate a settings file ignoring all outstanding hints
$ hlint [path/to/file] --default > [.hlint.yaml]
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SYNOPSIS

hlint [files/directories] [options]

DESCRIPTION

HLint is a tool for suggesting possible improvements to Haskell code. These suggestions include ideas such as using alternative functions, simplifying code and spotting redundancies.

OPTIONS

-? --help

Display help message

-v --version

Display version information

-r[file] --report[=file]

Generate a report in HTML

-h file --hint=file

Hint/ignore file to use

-c --color, --colour

Color the output (requires ANSI terminal)

-i message --ignore=message

Ignore a particular hint

-s --show

Show all ignored ideas

-t --test

Run in test mode

EXAMPLE

"To check all Haskell files in 'src' and generate a report type:"

hlint src --report

SEE ALSO

The full documentation for HLint is available in /usr/share/doc/hlint/README.md.gz.

AUTHOR

This manual page was written by Joachim Breitner <nomeata@debian.org> for the Debian system (but may be used by others).

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