prevent crash when addon depends on ember-styleguide

mansona · mansona · commit 274c8b4eda1e · 2018-11-01T13:24:06.000Z
diff --git a/index.js b/index.js
@@ -70,7 +70,7 @@ module.exports = {
   },
 
   checkPreprocessor() {
-    if (!this.app.project.findAddonByName('ember-cli-sass')) {
+    if (this.app && !this.app.project.findAddonByName('ember-cli-sass')) {
       this.ui.writeLine('ember-styleguide: npm package "ember-cli-sass" is missing. Consider using it to use `@import \'ember-styleguide/globals/variables\'` in your styles.');
     }
   }

Original file line number	Diff line number	Diff line change
`@@ -70,7 +70,7 @@ module.exports = {`
`70`	`70`	`},`
`71`	`71`
`72`	`72`	`checkPreprocessor() {`
`73`		`- if (!this.app.project.findAddonByName('ember-cli-sass')) {`
	`73`	`+ if (this.app && !this.app.project.findAddonByName('ember-cli-sass')) {`
`74`	`74`	this.ui.writeLine('ember-styleguide: npm package "ember-cli-sass" is missing. Consider using it to use `@import \'ember-styleguide/globals/variables\'` in your styles.');
`75`	`75`	`}`
`76`	`76`	`}`