add condition

Author: idleberg

generators/app/index.js

@@ -440,9 +440,12 @@ module.exports = class extends Generator {
         this.destinationPath('.editorconfig')
       );
 
-      this.fs.copy(
+      this.fs.copyTpl(
         this.templatePath('_gitignore'),
-        this.destinationPath('.gitignore')
+        this.destinationPath('.gitignore'),
+        {
+          pkg: props
+        }
       );
 
       this.fs.copy(

generators/app/templates/_gitignore

@@ -1,13 +1,13 @@
 # Package Managers
 bower_components/
 node_modules/
-
-# Error Logs
 *npm-debug.log*
 yarn-error.log
 
 # Yeoman
 .yo-rc.json
 
+<% if (pkg.buildScript === 'postinstall') { %>
 # Compiled Source
 lib/
+<% } %>