feat: announce only release versions (#31)

* announcing only release versions

* made it regex for each level, named tests

* changed to using optional Boolean, default excluding unstable releases

* single function resolving twitter post

src/announce-it.test.ts

@@ -1,4 +1,4 @@
-import { assign } from 'lodash';
+import { assign, cloneDeep } from 'lodash';
 import { KbAnnounceIt } from './announce-it';
 import { IPackageDetails } from './read-package-details';
 
@@ -82,7 +82,7 @@ describe('kbAnnounceIt.announceRelease', () => {
       type: 'test-repo-type',
       url: 'test-repo-url'
     },
-    version: 'test-version',
+    version: '0.0.0',
     announcements: {
       tweet: 'test-template'
     }
@@ -99,6 +99,28 @@ describe('kbAnnounceIt.announceRelease', () => {
     });
   });
 
+  it('should post to twitter when stable release', () => {
+    return announceIt.announceRelease(packageDetails)
+    .then((tweet) => expect(tweet).toMatch('test-template'));
+  });
+
+  it('should throw an error when unstable release and not mentioned in packageDetails', () => {
+    const testPackageDetails = cloneDeep(packageDetails);
+    testPackageDetails.version = '0.0.0-next.1';
+
+    return announceIt.announceRelease(testPackageDetails)
+      .catch((tweet) => expect(tweet).toMatch('Not a stable release'));
+  });
+
+  it('should post to twitter when unstable release and mentioned in packageDetails', () => {
+    const testPackageDetails = cloneDeep(packageDetails);
+    testPackageDetails.version = '0.0.0-next.1';
+    testPackageDetails.announcements.includeUnstable = true;
+
+    return announceIt.announceRelease(testPackageDetails)
+      .then((tweet) => expect(tweet).toMatch('test-template'));
+  });
+
   it('should throw error on missing package details input', () => {
     const testPackageDetails: any = assign({}, packageDetails);
     testPackageDetails.name = null;

src/announce-it.ts

@@ -32,12 +32,22 @@ export class KbAnnounceIt {
   }
 
   announceRelease(packageDetails: IPackageDetails): Promise<any> {
+    if (
+      !packageDetails.announcements.includeUnstable &&
+      !packageDetails.version.match(/^(\d+\.)+\d+$/)
+      ) {
+        return Promise.reject('Not a stable release');
+    }
+
     const tweet = this.generateTweet(packageDetails);
 
     return this.client
       .get('account/verify_credentials')
       .then(() => this.client.post('statuses/update', { status: tweet }))
-      .then(() => console.log('Tweeted successfully:', tweet));
+      .then(() => {
+        console.log('Tweeted successfully:', tweet);
+        return tweet;
+      });
   }
 
   generateTweet(packageDetails: IPackageDetails): string {

src/read-package-details.ts

@@ -13,6 +13,7 @@ export interface IPackageDetails {
   };
   announcements: {
     tweet: string;
+    includeUnstable?: boolean;
   };
 }