31 lines
579 B
Bash
31 lines
579 B
Bash
# Eryn Wells <eryn@erynwells.me>
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# vim: set ft=zsh:
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function bool {
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if [[ "$1" =~ '^-?[0-9]+$' ]]; then
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if (( $1 == 0 )); then
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echo "no"
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return 1
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else
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echo "yes"
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return 0
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fi
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fi
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local lowercase_value=${(L)1}
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if [[ "$lowercase_value" == "yes" || "$lowercase_value" == "true" ]]; then
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echo "yes"
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return 0
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fi
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if [[ "$lowercase_value" == "no" || "$lowercase_value" == "false" ]]; then
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echo "no"
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return 1
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fi
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echo "no"
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return 1
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}
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bool "$@"
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