shellcheck
https://github.com/koalaman/shellcheck
Haskell
ShellCheck, a static analysis tool for shell scripts
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- Issues
- Refactor formatter file grouping helpers
- Add --file-name option for stdin
- Suggestion: warn when a quoted heredoc references a variable of the enclosing script (the mirror image of SC2087)
- Suggestion to prune stale issues (1100+ open as of Autumn 2026)
- SC2118 is false
- No warning when a command substitution clobbers $? in the same command
- Add `extended-analysis=local` to bound data-flow memory on large source trees
- Treat compgen -V as assigning to an array
- Assigning and retrieving integers via indirection inside arithmetic expansion
- Record the command's id in CFSetExitCode for built-in handlers
- Docs
- Haskell not yet supported