ShellCheck

finds bugs in your shell scripts.

You can cabal, apt, dnf, pkg or brew install it locally right now.

Paste a script to try it out:

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#!/bin/sh
_dockerfreeze() {
    local cur prev opts cmds
    COMREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"
    opts="-g -h -v -o --version --help --gitpod --output"
    if [[ ${cur} == -* ]] ; then
        COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
        return 0
    elif [[ ${cur} == r* ]]; then
        COMPREPLY=( $(compgen -W "${opts}" ${cur}) )
        return 0
    fi
}
complete -F _dockerfreeze dockerfreeze

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ShellCheck Output

If you paste a script in the editor above, this window will show shellcheck output.

ShellCheck is...

GPLv3: free as in freedom
documented on the ShellCheck Wiki
available on GitHub (as is this website)
already packaged for your distro or package manager
supported as an integrated linter in major editors
available in CodeClimate, Codacy and CodeFactor to auto-check your GitHub repo
written in Haskell, if you're into that sort of thing.

A special thanks to: Gitpod • BashSupport Pro • Route4Me • Siemens • per1234 • cavcrosby • dcminter • photostructure • Cronitor • steve-chavez • ChrLau • cjgibson • Celebian • LLC.org loves open source • BestKru