From 136a83433ad5214eb3d5a0ca3c799be8fc9cb1aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Cornell=C3=A0?= <marc.cornella@live.com>
Date: Tue, 23 Aug 2016 09:31:29 +0200
Subject: [PATCH] npm: only load completion if npm exists

---
 plugins/npm/npm.plugin.zsh | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/plugins/npm/npm.plugin.zsh b/plugins/npm/npm.plugin.zsh
index ec595e74..480e92a9 100644
--- a/plugins/npm/npm.plugin.zsh
+++ b/plugins/npm/npm.plugin.zsh
@@ -1,8 +1,10 @@
-__NPM_COMPLETION_FILE="${ZSH_CACHE_DIR}/npm_completion"
+(( $+commands[npm] )) && {
+    __NPM_COMPLETION_FILE="${ZSH_CACHE_DIR}/npm_completion"
 
-if [[ ! -f $__NPM_COMPLETION_FILE ]]; then
-    npm completion >! $__NPM_COMPLETION_FILE || rm -f $__NPM_COMPLETION_FILE
-fi
+    if [[ ! -f $__NPM_COMPLETION_FILE ]]; then
+        npm completion >! $__NPM_COMPLETION_FILE || rm -f $__NPM_COMPLETION_FILE
+    fi
+}
 
 source $__NPM_COMPLETION_FILE