Merge pull request #3490 from MikeMcQuaid/env-filtering-empty

bin/brew: don't set empty, unfiltered variables.
2017-11-27 15:14:29 +00:00 · 2017-11-27 15:14:29 +00:00 · 639707c853
commit 639707c853
parent f262cbc531 cd7049bb72
1 changed files with 3 additions and 0 deletions
--- a/bin/brew
+++ b/bin/brew
@ -91,6 +91,9 @@ then
  for VAR in HOME SHELL PATH TERM LOGNAME USER CI TRAVIS \
             "${!HOMEBREW_@}" "${!TRAVIS_@}"
  do
+    # Skip if variable value is empty.
+    [[ -z "${!VAR}" ]] && continue
+
    FILTERED_ENV+=( "${VAR}=${!VAR}" )
  done