Fixed bug where extends gets merged with other extends, leading to unwanted behavior

Author: firecow

src/job.ts

@@ -41,7 +41,7 @@ export class Job {
         // Parse extends
         if (jobData.extends) {
             const extendList = [].concat(jobData.extends);
-            const deepExtendList: any[] = [];
+            const deepExtendList: any[] = [{}];
             extendList.forEach((parentJobName) => {
                 if (!globals[parentJobName]) {
                     console.error(`${c.red(`'${parentJobName}' could not be found`)}`);

src/parser.ts

@@ -48,6 +48,7 @@ export class Parser {
         orderedVariables.push(orderedYml.last().variables || {});
 
         // Parse yamls included by other ci files.
+        orderedYml.unshift({});
         const includes = deepExtend.apply(this, orderedYml).include || [];
         for (const value of includes) {
             if (!value.local) {
@@ -59,6 +60,7 @@ export class Parser {
         }
 
         // Setup variables and "merged" yml
+        orderedYml.unshift({});
         const gitlabData = deepExtend.apply(this, orderedYml);
 
         // Generate stages