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43 lines
955 B
43 lines
955 B
4 years ago
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#regexp-clone
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==============
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Clones RegExps with flag and `lastIndex` preservation.
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```js
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const regexpClone = require('regexp-clone');
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const a = /somethin/misguy;
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console.log(a.global); // true
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console.log(a.ignoreCase); // true
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console.log(a.multiline); // true
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console.log(a.dotAll); // true
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console.log(a.unicode); // true
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console.log(a.sticky); // true
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const b = regexpClone(a);
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console.log(b.global); // true
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console.log(b.ignoreCase); // true
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console.log(b.multiline); // true
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console.log(b.dotAll); // true
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console.log(b.unicode); // true
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console.log(b.sticky); // true
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const c = /hi/g;
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c.test('this string hi there');
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assert.strictEqual(c.lastIndex, 3);
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const d = regexpClone(c);
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assert.strictEqual(d.lastIndex, 3);
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d.test('this string hi there');
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assert.strictEqual(d.lastIndex, 14);
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assert.strictEqual(c.lastIndex, 3);
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```
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```
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npm install regexp-clone
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```
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## License
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[MIT](https://github.com/aheckmann/regexp-clone/blob/master/LICENSE)
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