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8a9a7f1677
Basically: - And edge case for this object being RegExp.prototype.source - Return "(?:)" for empty pattern - Escape some things properly
9 lines
381 B
JavaScript
9 lines
381 B
JavaScript
test("basic functionality", () => {
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expect(RegExp().toString()).toBe("/(?:)/");
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expect(RegExp(undefined).toString()).toBe("/(?:)/");
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expect(RegExp("foo").toString()).toBe("/foo/");
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expect(RegExp("foo", undefined).toString()).toBe("/foo/");
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expect(RegExp("foo", "g").toString()).toBe("/foo/g");
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expect(RegExp(undefined, "g").toString()).toBe("/(?:)/g");
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});
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