From c483e44cb4a766796012cc5031618870eff7619c Mon Sep 17 00:00:00 2001
From: Sam Doran <github@samdoran.com>
Date: Thu, 23 Apr 2026 18:02:22 -0400
Subject: [PATCH] Fix incorrect IFS handling

The echo "${VIRTUALENV_PREFIX_PATHS[*]}" statement at the end of the file
only worked by accident because IFS=: was set earlier in the file.

Properly set/unset IFS.
---
 bin/pyenv-virtualenv-prefix | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/bin/pyenv-virtualenv-prefix b/bin/pyenv-virtualenv-prefix
index b46077f..c565e6f 100755
--- a/bin/pyenv-virtualenv-prefix
+++ b/bin/pyenv-virtualenv-prefix
@@ -26,13 +26,17 @@ if [ -z "$PYENV_ROOT" ]; then
   PYENV_ROOT="${HOME}/.pyenv"
 fi
 
+OLDIFS="$IFS"
+IFS=:
 if [ -n "$1" ]; then
-  versions=($@)
-  IFS=: PYENV_VERSION="${versions[*]}"
+  # $@ is not affected by IFS
+  versions=("$@")
+  PYENV_VERSION="${versions[*]}"
   export PYENV_VERSION
 else
-  IFS=: versions=($(pyenv-version-name))
+  versions=($(pyenv-version-name))
 fi
+IFS="$OLDIFS"
 
 append_virtualenv_prefix() {
   if [ -d "${VIRTUALENV_PREFIX_PATH}" ]; then
@@ -101,4 +105,7 @@ for version in "${versions[@]}"; do
   fi
 done
 
-IFS=: echo "${VIRTUALENV_PREFIX_PATHS[*]}"
+OLDIFS="$IFS"
+IFS=:
+echo "${VIRTUALENV_PREFIX_PATHS[*]}"
+IFS="$OLDIFS"