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24 lines
533 B
Bash
Executable File
24 lines
533 B
Bash
Executable File
#!/bin/bash
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# Output subcommands from man/usage text
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set -o errexit -o pipefail -o nounset
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main() {
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declare tmp
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tmp=$(mktemp)
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cat > "$tmp"
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# Do not output mistaken commands that start with a dash (e.g. -h)
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sed -rn 's/^ ([-a-z]+).*/\1/gp' "$tmp" \
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| grep -v ^-
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# Output single command aliases in parenthesis:
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# Do not output single letter command aliases, it's not useful.
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sed -rn 's/^ .*\(([a-z]+)\).*/\1/gp' "$tmp" \
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| grep -v ^.$
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# TODO missing: (reg, r) (multiple aliases)
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}
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main "$@"
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