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Show usage for rbenv which without an argument

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This commit is contained in:
Sam Stephenson 2011-09-13 13:01:31 -05:00
parent 03d664e048
commit 3644840d4b
1 changed files with 5 additions and 0 deletions
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5
libexec/rbenv-which
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@ -35,6 +35,11 @@ remove_from_path() {
RBENV_VERSION="$(rbenv-version-name)" RBENV_VERSION="$(rbenv-version-name)"
RBENV_COMMAND="$1" RBENV_COMMAND="$1"
if [ -z "$RBENV_COMMAND" ]; then
echo "usage: rbenv which COMMAND" >&2
exit 1
fi
if [ "$RBENV_VERSION" = "system" ]; then if [ "$RBENV_VERSION" = "system" ]; then
PATH="$(remove_from_path "${RBENV_ROOT}/shims")" PATH="$(remove_from_path "${RBENV_ROOT}/shims")"
RBENV_COMMAND_PATH="$(command -v "$RBENV_COMMAND")" RBENV_COMMAND_PATH="$(command -v "$RBENV_COMMAND")"