Revert "[Sprint/HipsterHedgehog](bug) Updated tags pipe to allow . character mid tag #89"

This reverts commit 9aa7e1ff.

src/app/common/pipes/tags.spec.ts

@@ -79,14 +79,6 @@ describe('TagPipe', () => {
  expect(transformedString).toContain('<a class="tag"');
  });
 
- it('should transform when @ followed by `.com`', () => {
- const pipe = new TagsPipe(featuresServiceMock);
- const string = 'textstring @name.com';
- const transformedString = pipe.transform(<any>string);
- expect(transformedString).toContain('<a class="tag"');
- expect(transformedString).toContain('@name.com');
- });
-
  it('should transform to an email', () => {
  const pipe = new TagsPipe(featuresServiceMock);
  const string = 'textstring@name.com';
@@ -98,6 +90,7 @@ describe('TagPipe', () => {
  const pipe = new TagsPipe(featuresServiceMock);
  const string = 'textstring name';
  const transformedString = pipe.transform(<any>string);
+
  expect(transformedString).toEqual(string);
  expect(transformedString).not.toContain('<a class="tag"');
  });

src/app/common/pipes/tags.ts

@@ -39,9 +39,9 @@ export class TagsPipe implements PipeTransform {
  }
  },
  at: {
- rule: /(^|\W)@([a-z0-9_\-\.]+[a-z0-9_])(\W|$)/gmi,
+ rule: /(^|\s|\W)@(\w*[a-zA-Z_-]+\w*)/gim,
  replace: (m) => {
- return `${m.match[1]}<a class="tag" href="/${m.match[2]}" target="_blank">@${m.match[2]}</a>${m.match[3]}`;
+ return `${m.match[1]}<a class="tag" href="/${m.match[2]}" target="_blank">@${m.match[2]}</a>`;
  }
  }
  };