mirror of https://github.com/tc39/test262.git
45 lines
2.3 KiB
JavaScript
45 lines
2.3 KiB
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
description: Exotic named group names in non-Unicode RegExps
|
|
esid: prod-GroupSpecifier
|
|
features: [regexp-named-groups]
|
|
includes: [compareArray.js]
|
|
---*/
|
|
|
|
assert.sameValue("a", /(?<π>a)/.exec("bab").groups.π);
|
|
assert.throws(SyntaxError, () => eval('/(?<\\u{03C0}>a)/'), "\\u{} escapes allowed only in Unicode mode");
|
|
assert.sameValue("a", /(?<π>a)/.exec("bab").groups.\u03C0);
|
|
assert.sameValue("a", /(?<$>a)/.exec("bab").groups.$);
|
|
assert.sameValue("a", /(?<_>a)/.exec("bab").groups._);
|
|
assert.throws(SyntaxError, () => eval('/(?<$𐒤>a)/'), "Individual surrogates not in ID_Continue");
|
|
assert.sameValue("a", /(?<_\u200C>a)/.exec("bab").groups._\u200C);
|
|
assert.sameValue("a", /(?<_\u200D>a)/.exec("bab").groups._\u200D);
|
|
assert.sameValue("a", /(?<ಠ_ಠ>a)/.exec("bab").groups.ಠ_ಠ);
|
|
assert.throws(SyntaxError, () => eval('/(?<❤>a)/'));
|
|
assert.throws(SyntaxError, () => eval('/(?<𐒤>a)/'), "Individual surrogate not in ID_Start.");
|
|
|
|
// Unicode escapes in capture names.
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\uD801\uDCA4>.)/"));
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\uD801>.)/"));
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\uDCA4>.)/"));
|
|
assert(/(?<\u0041>.)/.test("a"));
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\u{104A4}>.)/"));
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\u{10FFFF}>.)/"));
|
|
assert.throws(SyntaxError, () => eval("/(?<a\uD801>.)/"), "Lea");
|
|
assert.throws(SyntaxError, () => eval("/(?<a\uDCA4>.)/"), "Trai");
|
|
assert(RegExp("(?<\u{0041}>.)").test("a"), "Non-surrogate");
|
|
|
|
// Bracketed escapes are not allowed;
|
|
// 4-char escapes must be the proper ID_Start/ID_Continue
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\uD801>.)/"), "Lead");
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\uDCA4>.)/"), "Trail");
|
|
assert.throws(SyntaxError, () => eval("/(?<\\u{0041}>.)/"), "Non-surrogate");
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\u{104A4}>.)/"), "Surrogate, ID_Continue");
|
|
assert(RegExp("(?<\\u0041>.)").test("a"), "Non-surrogate");
|
|
|
|
// Backslash is not allowed as ID_Start and ID_Continue
|
|
assert.throws(SyntaxError, () => eval("/(?<\\>.)/"), "'\' misclassified as ID_Start");
|
|
assert.throws(SyntaxError, () => eval("/(?<a\\>.)/"), "'\' misclassified as ID_Continue");
|