pyenv/libexec/rbenv-which
2011-09-11 11:58:57 -05:00

67 lines
1.3 KiB
Bash
Executable file

#!/usr/bin/env bash
set -e
expand_path() {
if [ ! -d "$1" ]; then
return 1
fi
local cwd="$(pwd)"
cd "$1"
pwd
cd "$cwd"
}
remove_from_path() {
local path_to_remove="$(expand_path "$1")"
local result=""
if [ -z "$path_to_remove" ]; then
echo "${PATH}"
return
fi
for path in ${PATH//:/$'\n'}; do
path="$(expand_path "$path" || true)"
if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then
result="${result}${path}:"
fi
done
echo "${result%:}"
}
RBENV_VERSION="$(rbenv-version-name)"
RBENV_COMMAND="$1"
if [ "$RBENV_VERSION" = "system" ]; then
PATH="$(remove_from_path "${RBENV_ROOT}/shims")"
RBENV_COMMAND_PATH="$(command -v "$RBENV_COMMAND")"
else
RBENV_COMMAND_PATH="${RBENV_ROOT}/versions/${RBENV_VERSION}/bin/${RBENV_COMMAND}"
fi
shopt -s nullglob
RBENV_WHICH_PLUGINS=(/etc/rbenv.d/which/*.bash ${RBENV_ROOT}/rbenv.d/which/*.bash)
shopt -u nullglob
for script in ${RBENV_WHICH_PLUGINS[@]}; do
source $script
done
if [ -x "$RBENV_COMMAND_PATH" ]; then
echo "$RBENV_COMMAND_PATH"
else
echo "rbenv: $RBENV_COMMAND: command not found" >&2
versions="$(rbenv-whence "$RBENV_COMMAND" || true)"
if [ -n "$versions" ]; then
{ echo
echo "The \`$1' command exists in these Ruby versions:"
echo "$versions" | sed 's/^/ /g'
echo
} >&2
fi
exit 127
fi