Merge pull request #157 from Enase/fix-per-function-role

Tests for - fix the case of per-function custom Role

Author: Enase

lib/stackops/lambdaRole.js

@@ -35,14 +35,22 @@ module.exports = function(currentTemplate, aliasStackTemplates, currentAliasStac
 	const role = stageStack.Resources.IamRoleLambdaExecution;
 
 	// Set role name
-	_.last(role.Properties.RoleName['Fn::Join']).push(this._alias);
+	if (role.Properties.RoleName['Fn::Join']) {
+		_.last(role.Properties.RoleName['Fn::Join']).push(this._alias);
+	}
 
 	stageStack.Resources[roleLogicalId] = stageStack.Resources.IamRoleLambdaExecution;
 	delete stageStack.Resources.IamRoleLambdaExecution;
 
 	// Replace references
 	const functions = _.filter(stageStack.Resources, ['Type', 'AWS::Lambda::Function']);
-	_.forEach(functions, func => {
+
+	const functionsWithIamRoleReference = _.filter(functions, (func) => _.isEqual(
+		func.Properties.Role,
+		{'Fn::GetAtt': ['IamRoleLambdaExecution', 'Arn' ]}
+	));
+
+	_.forEach(functionsWithIamRoleReference, func => {
 		func.Properties.Role = {
 			'Fn::GetAtt': [
 				roleLogicalId,