pyenv/libexec/rbenv-commands

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#!/usr/bin/env bash
# Summary: List all available rbenv commands
# Usage: rbenv commands [--sh|--no-sh]
set -e
[ -n "$RBENV_DEBUG" ] && set -x
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# Provide rbenv completions
if [ "$1" = "--complete" ]; then
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echo --sh
echo --no-sh
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exit
fi
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if [ "$1" = "--sh" ]; then
sh=1
shift
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elif [ "$1" = "--no-sh" ]; then
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nosh=1
shift
fi
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shopt -s nullglob
{ for path in ${PATH//:/$'\n'}; do
for command in "${path}/rbenv-"*; do
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command="${command##*rbenv-}"
if [ -n "$sh" ]; then
if [ ${command:0:3} = "sh-" ]; then
echo ${command##sh-}
fi
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elif [ -n "$nosh" ]; then
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if [ ${command:0:3} != "sh-" ]; then
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echo ${command##sh-}
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fi
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else
echo ${command##sh-}
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fi
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done
done
} | sort | uniq