From 018ca73444e8ccd10f88079f7cf786fd2ddeb42d Mon Sep 17 00:00:00 2001
From: Jesse Wattenbarger <jesse.j.wattenbarger@gmail.com>
Date: Sat, 17 May 2025 11:23:25 -0400
Subject: [PATCH] Add --bare option to `pyenv version` (#2783)

---
 COMMANDS.md           |  7 +++++++
 libexec/pyenv-version | 24 ++++++++++++++++++++----
 test/version.bats     |  9 +++++++++
 3 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/COMMANDS.md b/COMMANDS.md
index 1d634471..c062175f 100644
--- a/COMMANDS.md
+++ b/COMMANDS.md
@@ -272,8 +272,15 @@ version of Python, or install a package that provides binaries.
 Displays the currently active Python version, along with information on
 how it was set.
 
+    Usage: pyenv version [--bare]
+
+    --bare    show just the version name. An alias to `pyenv version-name'
+
+
     $ pyenv version
     2.7.6 (set by /home/yyuu/.pyenv/version)
+    $ pyenv version --bare
+    2.7.6
 
 
 ## `pyenv versions`
diff --git a/libexec/pyenv-version b/libexec/pyenv-version
index 33de9325..75e2287c 100755
--- a/libexec/pyenv-version
+++ b/libexec/pyenv-version
@@ -1,9 +1,8 @@
 #!/usr/bin/env bash
 # Summary: Show the current Python version(s) and its origin
+# Usage: pyenv version [--bare]
 #
-# Shows the currently selected Python version(s) and how it was
-# selected. To obtain only the version string, use `pyenv
-# version-name'.
+#     --bare    show just the version name. An alias to `pyenv version-name'
 
 set -e
 [ -n "$PYENV_DEBUG" ] && set -x
@@ -13,8 +12,25 @@ OLDIFS="$IFS"
 IFS=: PYENV_VERSION_NAMES=($(pyenv-version-name)) || exitcode=$?
 IFS="$OLDIFS"
 
+unset bare
+for arg; do
+    case "$arg" in
+        --complete )
+            echo --bare
+            exit ;;
+        --bare ) bare=1 ;;
+        * )
+          pyenv-help --usage version >&2
+          exit 1
+          ;;
+    esac
+done
 for PYENV_VERSION_NAME in "${PYENV_VERSION_NAMES[@]}"; do
-  echo "$PYENV_VERSION_NAME (set by $(pyenv-version-origin))"
+  if [[ -n $bare ]]; then
+      echo "$PYENV_VERSION_NAME"
+  else
+      echo "$PYENV_VERSION_NAME (set by $(pyenv-version-origin))"
+  fi
 done
 
 exit $exitcode
diff --git a/test/version.bats b/test/version.bats
index 451fc3a7..78c6681b 100644
--- a/test/version.bats
+++ b/test/version.bats
@@ -70,3 +70,12 @@ pyenv-version-without-stderr() {
 3.3.3 (set by PYENV_VERSION environment variable)
 OUT
 }
+
+@test "--bare prints just the name" {
+  create_version "3.3.3"
+  PYENV_VERSION=3.3.3 run pyenv-version --bare
+  assert_success
+  assert_output <<OUT
+3.3.3
+OUT
+}
\ No newline at end of file