diff options
Diffstat (limited to 'vid-webpack-master/src/app/shared/pipes/highlight')
-rw-r--r-- | vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.spec.ts | 29 | ||||
-rw-r--r-- | vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.ts | 12 |
2 files changed, 41 insertions, 0 deletions
diff --git a/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.spec.ts b/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.spec.ts new file mode 100644 index 000000000..6c2fc42d7 --- /dev/null +++ b/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.spec.ts @@ -0,0 +1,29 @@ + +import {HighlightPipe} from "./highlight-filter.pipe"; +import {TestBed} from "@angular/core/testing"; + +describe('Highlight Pipe', () => { + let highlightPipe: HighlightPipe; + + beforeAll(done => (async () => { + TestBed.configureTestingModule({}); + await TestBed.compileComponents(); + + highlightPipe = new HighlightPipe(); + + })().then(done).catch(done.fail)); + + test('Highlight Pipe should be defined', () => { + expect(highlightPipe).toBeDefined(); + }); + + test('Highlight Pipe should return "HTML" with highlight class if match exist', () => { + let result : string = highlightPipe.transform('Hello World', 'Wor'); + expect(result).toEqual('Hello <span class="highlight">Wor</span>ld'); + }); + + test('Highlight Pipe should not return "HTML" with highlight class if no match exist', () => { + let result : string = highlightPipe.transform('Hello World', 'ABC'); + expect(result).toEqual('Hello World'); + }); +}); diff --git a/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.ts b/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.ts new file mode 100644 index 000000000..b25458d6d --- /dev/null +++ b/vid-webpack-master/src/app/shared/pipes/highlight/highlight-filter.pipe.ts @@ -0,0 +1,12 @@ +import {PipeTransform, Pipe} from '@angular/core'; +import * as _ from 'lodash'; + +@Pipe({ name: 'highlight' }) +export class HighlightPipe implements PipeTransform { + transform(text: string, search: string): string { + if(_.isNil(text)) return text; + let pattern = search.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, '\\$&'); + let regex = new RegExp(pattern, 'gi'); + return search ? text.replace(regex, (match) => `<span class="highlight">${match}</span>`) : text; + } +} |