From a914a87aa91147709306a8ee4206928587a98dd4 Mon Sep 17 00:00:00 2001
From: Sorin Ionescu <sorin.ionescu@gmail.com>
Date: Tue, 27 Aug 2013 22:22:55 -0400
Subject: [PATCH] Stop module loading when external code fails to source

---
 modules/history-substring-search/init.zsh | 2 +-
 modules/syntax-highlighting/init.zsh      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/history-substring-search/init.zsh b/modules/history-substring-search/init.zsh
index 53eb99be..0fc191d8 100644
--- a/modules/history-substring-search/init.zsh
+++ b/modules/history-substring-search/init.zsh
@@ -10,7 +10,7 @@
 pmodload 'editor'
 
 # Source module files.
-source "${0:h}/external/zsh-history-substring-search.zsh"
+source "${0:h}/external/zsh-history-substring-search.zsh" || return 1
 
 #
 # Search
diff --git a/modules/syntax-highlighting/init.zsh b/modules/syntax-highlighting/init.zsh
index e5c555bd..55172b89 100644
--- a/modules/syntax-highlighting/init.zsh
+++ b/modules/syntax-highlighting/init.zsh
@@ -11,7 +11,7 @@ if ! zstyle -t ':prezto:module:syntax-highlighting' color; then
 fi
 
 # Source module files.
-source "${0:h}/external/zsh-syntax-highlighting.zsh"
+source "${0:h}/external/zsh-syntax-highlighting.zsh" || return 1
 
 # Set highlighters.
 zstyle -a ':prezto:module:syntax-highlighting' highlighters 'ZSH_HIGHLIGHT_HIGHLIGHTERS'