2011-08-12 09:33:45 +00:00
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#!/usr/bin/env bash
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2012-12-29 18:06:20 +00:00
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#
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2012-12-29 22:34:53 +00:00
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# Summary: Display the full path to an executable
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2012-12-29 18:06:20 +00:00
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#
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# Usage: rbenv which <command>
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#
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2013-01-03 16:06:12 +00:00
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# Displays the full path to the executable that rbenv will invoke when
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# you run the given command.
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2012-12-29 18:06:20 +00:00
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2011-08-12 09:33:45 +00:00
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set -e
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2011-09-12 15:11:59 +00:00
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[ -n "$RBENV_DEBUG" ] && set -x
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2011-08-01 20:50:26 +00:00
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2011-09-13 18:02:55 +00:00
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# Provide rbenv completions
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if [ "$1" = "--complete" ]; then
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exec rbenv shims --short
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fi
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2011-08-03 13:39:56 +00:00
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expand_path() {
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2011-08-14 19:16:26 +00:00
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if [ ! -d "$1" ]; then
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return 1
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fi
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2011-08-03 13:39:56 +00:00
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local cwd="$(pwd)"
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cd "$1"
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pwd
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cd "$cwd"
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}
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remove_from_path() {
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local path_to_remove="$(expand_path "$1")"
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local result=""
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2011-09-09 22:00:59 +00:00
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if [ -z "$path_to_remove" ]; then
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echo "${PATH}"
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return
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fi
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2011-12-30 19:40:22 +00:00
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local paths
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IFS=: paths=($PATH)
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for path in "${paths[@]}"; do
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2011-08-03 13:39:56 +00:00
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path="$(expand_path "$path" || true)"
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2011-08-14 19:16:26 +00:00
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if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then
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2011-08-03 13:39:56 +00:00
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result="${result}${path}:"
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fi
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done
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echo "${result%:}"
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}
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2011-08-09 20:41:35 +00:00
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RBENV_VERSION="$(rbenv-version-name)"
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2011-08-01 20:50:26 +00:00
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RBENV_COMMAND="$1"
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2011-08-03 13:39:56 +00:00
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2011-09-13 18:01:31 +00:00
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if [ -z "$RBENV_COMMAND" ]; then
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2012-12-29 18:12:47 +00:00
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rbenv-help --usage which >&2
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2011-09-13 18:01:31 +00:00
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exit 1
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fi
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2011-08-03 13:39:56 +00:00
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if [ "$RBENV_VERSION" = "system" ]; then
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2011-09-11 16:58:57 +00:00
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PATH="$(remove_from_path "${RBENV_ROOT}/shims")"
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2012-07-31 00:38:01 +00:00
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RBENV_COMMAND_PATH="$(command -v "$RBENV_COMMAND" || true)"
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2011-08-03 13:39:56 +00:00
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else
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2011-09-11 16:58:57 +00:00
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RBENV_COMMAND_PATH="${RBENV_ROOT}/versions/${RBENV_VERSION}/bin/${RBENV_COMMAND}"
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2011-08-03 13:39:56 +00:00
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fi
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2011-08-01 20:50:26 +00:00
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2013-04-15 16:10:56 +00:00
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OLDIFS="$IFS"
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2013-02-24 13:52:50 +00:00
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IFS=$'\n' scripts=(`rbenv-hooks which`)
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2013-04-15 16:10:56 +00:00
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IFS="$OLDIFS"
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2013-02-24 13:52:50 +00:00
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for script in "${scripts[@]}"; do
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2011-09-21 18:05:08 +00:00
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source "$script"
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2011-08-03 17:17:28 +00:00
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done
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2011-08-01 20:50:26 +00:00
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if [ -x "$RBENV_COMMAND_PATH" ]; then
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echo "$RBENV_COMMAND_PATH"
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else
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2011-08-03 04:53:23 +00:00
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echo "rbenv: $RBENV_COMMAND: command not found" >&2
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versions="$(rbenv-whence "$RBENV_COMMAND" || true)"
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if [ -n "$versions" ]; then
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{ echo
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echo "The \`$1' command exists in these Ruby versions:"
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echo "$versions" | sed 's/^/ /g'
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echo
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} >&2
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fi
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2011-08-01 20:50:26 +00:00
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exit 127
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fi
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