Do not source history-substring-search if already loaded (#1830)

4 years ago · e0bb458ad6
1 changed files with 3 additions and 1 deletions
--- a/modules/history-substring-search/init.zsh
+++ b/modules/history-substring-search/init.zsh
@ -10,7 +10,9 @@
 pmodload 'editor'
 # Source module files.
-source "${0:h}/external/zsh-history-substring-search.zsh" || return 1
+if (( ! $+functions[history-substring-search-up] )); then
  source "${0:h}/external/zsh-history-substring-search.zsh" || return 1
 fi
 #
 # Search