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codicons - speed up stripCodicons

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This commit is contained in:
Benjamin Pasero 2020-03-26 08:53:33 +01:00
parent d2ae8880c4
commit e24eedace5
3 changed files with 19 additions and 1 deletions
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2
src/vs/base/common/codicon.ts
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@ -6,7 +6,7 @@
import { matchesFuzzy, IMatch } from 'vs/base/common/filters';
import { ltrim } from 'vs/base/common/strings';
const codiconStartMarker = '$(';
export const codiconStartMarker = '$(';
export interface IParsedCodicons {
readonly text: string;

6
src/vs/base/common/codicons.ts
View file

@ -3,6 +3,8 @@
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { codiconStartMarker } from 'vs/base/common/codicon';
const escapeCodiconsRegex = /(\\)?\$\([a-z0-9\-]+?(?:~[a-z0-9\-]*?)?\)/gi;
export function escapeCodicons(text: string): string {
return text.replace(escapeCodiconsRegex, (match, escaped) => escaped ? match : `\\${match}`);
@ -30,5 +32,9 @@ export function renderCodicons(text: string): string {
const stripCodiconsRegex = /(\s)?(\\)?\$\([a-z0-9\-]+?(?:~[a-z0-9\-]*?)?\)(\s)?/gi;
export function stripCodicons(text: string): string {
if (text.indexOf(codiconStartMarker) === -1) {
return text;
}
return text.replace(stripCodiconsRegex, (match, preWhitespace, escaped, postWhitespace) => escaped ? match : preWhitespace || postWhitespace || '');
}

12
src/vs/base/test/common/codicon.test.ts
View file

@ -2,9 +2,11 @@
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as assert from 'assert';
import { IMatch } from 'vs/base/common/filters';
import { matchesFuzzyCodiconAware, parseCodicons, IParsedCodicons } from 'vs/base/common/codicon';
import { stripCodicons } from 'vs/base/common/codicons';
export interface ICodiconFilter {
// Returns null if word doesn't match.
@ -64,3 +66,13 @@ suite('Codicon', () => {
]);
});
});
suite('Codicons', () => {
test('stripCodicons', () => {
assert.equal(stripCodicons('Hello World'), 'Hello World');
assert.equal(stripCodicons('$(Hello World'), '$(Hello World');
assert.equal(stripCodicons('$(Hello) World'), ' World');
assert.equal(stripCodicons('$(Hello) W$(oi)rld'), ' Wrld');
});
});