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- #!/usr/bin/env bash
- # Summary: Display prefix for a Ruby version
- # Usage: rbenv prefix [<version>]
- #
- # Displays the directory where a Ruby version is installed. If no
- # version is given, `rbenv prefix' displays the location of the
- # currently selected version.
-
- set -e
- [ -n "$RBENV_DEBUG" ] && set -x
-
- # Provide rbenv completions
- if [ "$1" = "--complete" ]; then
- echo system
- exec rbenv-versions --bare
- fi
-
- if [ -n "$1" ]; then
- export RBENV_VERSION="$1"
- elif [ -z "$RBENV_VERSION" ]; then
- RBENV_VERSION="$(rbenv-version-name)"
- fi
-
- if [ "$RBENV_VERSION" = "system" ]; then
- RUBY_PATH="$(rbenv-which ruby)"
- RUBY_PATH="${RUBY_PATH%/*}"
- echo "${RUBY_PATH%/bin}"
- exit
- fi
-
- RBENV_PREFIX_PATH="${RBENV_ROOT}/versions/${RBENV_VERSION}"
- if [ ! -d "$RBENV_PREFIX_PATH" ]; then
- echo "rbenv: version \`${RBENV_VERSION}' not installed" >&2
- exit 1
- fi
-
- echo "$RBENV_PREFIX_PATH"
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