Merge pull request sorin-ionescu#39 from zsh-users/revert_coalesce

Revert "resolve race condition between git completion and coalesce function"

modules/helper/init.zsh

@@ -23,7 +23,9 @@ function is-true {
 
 # Prints the first non-empty string in the arguments array.
 function coalesce {
-  print "${${(s: :)@}[1]}"
+  for arg in $argv; do
+    print "$arg"
+    return 0
+  done
+  return 1
 }
-
-