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- #!/usr/bin/env bash
- # Summary: Show the current Ruby version
- set -e
- [ -n "$RBENV_DEBUG" ] && set -x
-
- if [ -z "$RBENV_VERSION" ]; then
- RBENV_VERSION_FILE="$(rbenv-version-file)"
- RBENV_VERSION="$(rbenv-version-file-read "$RBENV_VERSION_FILE" || true)"
- fi
-
- if [ -z "$RBENV_VERSION" ] || [ "$RBENV_VERSION" = "system" ]; then
- echo "system"
- exit
- fi
-
- version_exists() {
- local version="$1"
- [ -d "${RBENV_ROOT}/versions/${version}" ]
- }
-
- if version_exists "$RBENV_VERSION"; then
- echo "$RBENV_VERSION"
- elif version_exists "${RBENV_VERSION#ruby-}"; then
- { echo "warning: ignoring extraneous \`ruby-' prefix in version \`${RBENV_VERSION}'"
- echo " (set by $(rbenv-version-origin))"
- } >&2
- echo "${RBENV_VERSION#ruby-}"
- else
- echo "rbenv: version \`$RBENV_VERSION' is not installed" >&2
- exit 1
- fi
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