🐛 Prevent having right commits by version (#30)

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

@@ -69,19 +69,22 @@ async function generateVersion({ from, to, version }) {
 }
 
 async function generateVersions(tags) {
-  let previousTag = ''
-
-  return Promise.all(tags.map(async tag => {
-    const changes = await generateVersion({
-      from: previousTag,
-      to: tag,
-      version: sanitizeVersion(tag),
-    })
-    previousTag = tag
-    return changes
-  })).then((changes) => {
-    return changes.sort((c1, c2) => semverCompare(c2.version, c1.version))
-  })
+  let nextTag = ''
+
+  return Promise.all(
+    tags
+      .map(tag => {
+        const params = {
+          from: tag,
+          to: nextTag,
+          version: sanitizeVersion(tag),
+        }
+        nextTag = tag
+        return params
+      })
+      .map(generateVersion)
+  )
+    .then(changes => changes.sort((c1, c2) => semverCompare(c2.version, c1.version)))
 }
 
 async function generateChangelog(options = {}) {

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

@@ -123,6 +123,17 @@ describe('changelog', () => {
     }
     expect(message).toBeTruthy()
   })
+
+  it('should get previous tag in from', async () => {
+    mockGroups()
+
+    gitSemverTags.mockImplementation(cb => cb(null, ['v1.0.1', 'v1.0.0']))
+
+    await generateChangelog({ mode: 'init' })
+
+    expect(gitRawCommits).toHaveBeenCalledWith(expect.objectContaining({ from: 'v1.0.1', to: '' }))
+    expect(gitRawCommits).toHaveBeenCalledWith(expect.objectContaining({ from: 'v1.0.0', to: 'v1.0.1' }))
+  })
 })
 
 jest.mock('git-raw-commits')