shellcheck
https://github.com/koalaman/shellcheck
Haskell
ShellCheck, a static analysis tool for shell scripts
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- Issues
- Missing wiki pages for some directives
- Using wildcards when subdirectories exist, results in "openBinaryFile: permission denied (Permission denied)"
- Feature: Detect when something that looks like a variable is used
- Feature: Warn on stupid I/O redirect
- `echo "$foo" | ...` should become `... <<< "$foo"` in many cases
- No-op line continuation preceding comment.
- Feature: Should warn about unquoted exports in /bin/sh
- Should warn about useless `exit 0`
- Missing space reported in if [[ $var == \[*] ]]
- Warn about missing dollar sign near braces within double quotes
- Docs
- Haskell not yet supported