🐛 Fix updating changelog after tagging a version (#115)

Author: frinyvonnick

packages/gitmoji-changelog-cli/src/cli.e2e.js

@@ -128,6 +128,24 @@ describe('generate changelog', () => {
 
       expect(getChangelog()).includes(['1.0.0', '2.0.0'])
     })
+
+    it('should get two versions 1.0.0 and 2.0.0 while updating changelog after tagging a version 2.0.0', async () => {
+      await makeChanges('file1')
+      await commit(':sparkles: Add some file')
+      await bumpVersion('1.0.0')
+      gitmojiChangelog()
+      await commit(':bookmark: Version 1.0.0')
+      await tag('1.0.0')
+
+      await makeChanges('file2')
+      await commit(':sparkles: Add another file')
+      await bumpVersion('2.0.0')
+      await tag('2.0.0')
+      gitmojiChangelog()
+
+      expect(getChangelog()).includes(['1.0.0', '2.0.0'])
+    })
+
     it("should get two versions 1.0.0 and 2.0.0 while updating changelog by calling cli with 2.0.0 and having package.json's version set to 1.0.0", async () => {
       await makeChanges('file1')
       await commit(':sparkles: Add some file')

packages/gitmoji-changelog-core/src/index.js

@@ -159,7 +159,7 @@ async function generateChangelog(options = {}) {
     groupSimilarCommits,
   })
 
-  if (mode === 'update' && isEmpty(changes[0].groups)) {
+  if (mode === 'update' && changes.length === 1 && isEmpty(changes[0].groups)) {
     throw new Error('No changes found. You may need to fetch or pull the last changes.')
   }