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Add some handy markdown editor features (#32400)

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There were some missing features from EasyMDE:

1. H1 - H3 style
2. Auto add task list
3. Insert a table

And added some tests
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wxiaoguang 2024-11-04 18:14:36 +08:00 • committed by GitHub
parent 54146e62c0
commit af28ce59b8
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9 changed files with 138 additions and 22 deletions
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27
web_src/js/features/comp/EditorMarkdown.test.ts Normal file
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@ -0,0 +1,27 @@
import {initTextareaMarkdown} from './EditorMarkdown.ts';
test('EditorMarkdown', () => {
const textarea = document.createElement('textarea');
initTextareaMarkdown(textarea);
const testInput = (value, expected) => {
textarea.value = value;
textarea.setSelectionRange(value.length, value.length);
const e = new KeyboardEvent('keydown', {key: 'Enter', cancelable: true});
textarea.dispatchEvent(e);
if (!e.defaultPrevented) textarea.value += '\n';
expect(textarea.value).toEqual(expected);
};
testInput('-', '-\n');
testInput('1.', '1.\n');
testInput('- ', '');
testInput('1. ', '');
testInput('- x', '- x\n- ');
testInput('- [ ]', '- [ ]\n- ');
testInput('- [ ] foo', '- [ ] foo\n- [ ] ');
testInput('* [x] foo', '* [x] foo\n* [ ] ');
testInput('1. [x] foo', '1. [x] foo\n1. [ ] ');
});