feat(help): add --help to builtins and extend help command#129

Merged

matt-dz merged 10 commits intomainfrom

matt-dz/add-help-flags

Mar 19, 2026

Commits on Mar 19, 2026

feat: add --help support to break, continue, exit, echo, true, false

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fix: preserve non-zero exit status for false --help

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revert: keep echo --help as literal text

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revert: keep true and false silent on --help

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feat(help): extend help builtin to support help <command>

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fix: write builtin --help text to stdout, not stderr

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fix: match bash byte-for-byte for builtin --help output

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refactor(help): dynamically capture --help output instead of static strings

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fix(help): reject extra operands in help command

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style: use readable helpText constants for inline --help strings

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