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unicode-class-braced.js
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unicode-class-braced.js
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var BUGNUMBER = 1135377;
var summary = "Implement RegExp unicode flag -- braced pattern in RegExpUnicodeEscapeSequence in CharacterClass.";
print(BUGNUMBER + ": " + summary);
// ==== standalone ====
assertEqArray(/[\u{41}]/u.exec("ABC"),
["A"]);
assertEqArray(/[\u{1F438}]/u.exec("\u{1F438}"),
["\u{1F438}"]);
assertEq(/[\u{1F438}]/u.exec("\uD83D"),
null);
assertEq(/[\u{1F438}]/u.exec("\uDC38"),
null);
assertEqArray(/[\u{0}]/u.exec("\u{0}"),
["\u{0}"]);
assertEqArray(/[\u{10FFFF}]/u.exec("\u{10FFFF}"),
["\u{10FFFF}"]);
assertEqArray(/[\u{10ffff}]/u.exec("\u{10FFFF}"),
["\u{10FFFF}"]);
// leading 0
assertEqArray(/[\u{0000000000000000000000}]/u.exec("\u{0}"),
["\u{0}"]);
assertEqArray(/[\u{000000000000000010FFFF}]/u.exec("\u{10FFFF}"),
["\u{10FFFF}"]);
// RegExp constructor
assertEqArray(new RegExp("[\\u{0}]", "u").exec("\u{0}"),
["\u{0}"]);
assertEqArray(new RegExp("[\\u{41}]", "u").exec("ABC"),
["A"]);
assertEqArray(new RegExp("[\\u{1F438}]", "u").exec("\u{1F438}"),
["\u{1F438}"]);
assertEqArray(new RegExp("[\\u{10FFFF}]", "u").exec("\u{10FFFF}"),
["\u{10FFFF}"]);
assertEqArray(new RegExp("[\\u{0000000000000000}]", "u").exec("\u{0}"),
["\u{0}"]);
assertEqArray(eval(`/[\\u{${"0".repeat(Math.pow(2, 24)) + "1234"}}]/u`).exec("\u{1234}"),
["\u{1234}"]);
assertEqArray(new RegExp(`[\\u{${"0".repeat(Math.pow(2, 24)) + "1234"}}]`, "u").exec("\u{1234}"),
["\u{1234}"]);
// ==== BMP + non-BMP ====
assertEqArray(/[A\u{1F438}]/u.exec("A\u{1F438}"),
["A"]);
assertEqArray(/[A\u{1F438}]/u.exec("\u{1F438}A"),
["\u{1F438}"]);
// lead-only target
assertEqArray(/[A\u{1F438}]/u.exec("\uD83DA"),
["A"]);
assertEq(/[A\u{1F438}]/u.exec("\uD83D"),
null);
// +
assertEqArray(/[A\u{1F438}]+/u.exec("\u{1F438}A\u{1F438}A"),
["\u{1F438}A\u{1F438}A"]);
// trail surrogate + lead surrogate
assertEqArray(/[A\u{1F438}]+/u.exec("\uD83D\uDC38A\uDC38\uD83DA"),
["\uD83D\uDC38A"]);
// ==== non-BMP + non-BMP ====
assertEqArray(/[\u{1F418}\u{1F438}]/u.exec("\u{1F418}\u{1F438}"),
["\u{1F418}"]);
assertEqArray(/[\u{1F418}\u{1F438}]+/u.exec("\u{1F418}\u{1F438}"),
["\u{1F418}\u{1F438}"]);
assertEqArray(/[\u{1F418}\u{1F438}]+/u.exec("\u{1F418}\uDC38\uD83D"),
["\u{1F418}"]);
assertEqArray(/[\u{1F418}\u{1F438}]+/u.exec("\uDC18\uD83D\u{1F438}"),
["\u{1F438}"]);
assertEqArray(/[\u{1F418}\u{1F438}]+/u.exec("\uDC18\u{1F438}\uD83D"),
["\u{1F438}"]);
// trail surrogate + lead surrogate
assertEq(/[\u{1F418}\u{1F438}]+/u.exec("\uDC18\uDC38\uD83D\uD83D"),
null);
// ==== non-BMP + non-BMP range (from_lead == to_lead) ====
assertEqArray(/[\u{1F418}-\u{1F438}]/u.exec("\u{1F418}"),
["\u{1F418}"]);
assertEqArray(/[\u{1F418}-\u{1F438}]/u.exec("\u{1F438}"),
["\u{1F438}"]);
assertEqArray(/[\u{1F418}-\u{1F438}]/u.exec("\u{1F427}"),
["\u{1F427}"]);
assertEq(/[\u{1F418}-\u{1F438}]/u.exec("\u{1F417}"),
null);
assertEq(/[\u{1F418}-\u{1F438}]/u.exec("\u{1F439}"),
null);
// ==== non-BMP + non-BMP range (from_lead + 1 == to_lead) ====
assertEqArray(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83C\uDD7C"),
["\uD83C\uDD7C"]);
assertEqArray(/[\u{1F17C}-\u{1F438}]/u.exec("\u{1F438}"),
["\u{1F438}"]);
assertEqArray(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83C\uDF99"),
["\uD83C\uDF99"]);
assertEqArray(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83D\uDC00"),
["\uD83D\uDC00"]);
assertEq(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83C\uDD7B"),
null);
assertEq(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83C\uE000"),
null);
assertEq(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83D\uDB99"),
null);
assertEq(/[\u{1F17C}-\u{1F438}]/u.exec("\uD83D\uDC39"),
null);
// ==== non-BMP + non-BMP range (from_lead + 2 == to_lead) ====
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83C\uDD7C"),
["\uD83C\uDD7C"]);
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83E\uDC29"),
["\uD83E\uDC29"]);
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83C\uDF99"),
["\uD83C\uDF99"]);
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83D\uDC00"),
["\uD83D\uDC00"]);
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83D\uDF99"),
["\uD83D\uDF99"]);
assertEqArray(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83E\uDC00"),
["\uD83E\uDC00"]);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83C\uDD7B"),
null);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83C\uE000"),
null);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83D\uDB99"),
null);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83D\uE000"),
null);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83E\uDB99"),
null);
assertEq(/[\u{1F17C}-\u{1F829}]/u.exec("\uD83E\uDC30"),
null);
// ==== non-BMP + non-BMP range (other) ====
assertEqArray(/[\u{1D164}-\u{1F438}]/u.exec("\uD834\uDD64"),
["\uD834\uDD64"]);
assertEqArray(/[\u{1D164}-\u{1F438}]/u.exec("\u{1F438}"),
["\u{1F438}"]);
assertEqArray(/[\u{1D164}-\u{1F438}]/u.exec("\uD836\uDF99"),
["\uD836\uDF99"]);
assertEqArray(/[\u{1D164}-\u{1F438}]/u.exec("\uD838\uDC00"),
["\uD838\uDC00"]);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD834\uDD63"),
null);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD83D\uDC39"),
null);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD834\uE000"),
null);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD835\uDB99"),
null);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD83C\uE000"),
null);
assertEq(/[\u{1D164}-\u{1F438}]/u.exec("\uD83D\uDB99"),
null);
// ==== BMP + non-BMP range ====
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("B"),
["B"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("C"),
["C"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uFFFF"),
["\uFFFF"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD800\uDC00"),
["\uD800\uDC00"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD800"),
["\uD800"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uDBFF"),
["\uDBFF"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uDC00"),
["\uDC00"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uDFFF"),
["\uDFFF"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD83D"),
["\uD83D"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uDC38"),
["\uDC38"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uDBFF"),
["\uD83D"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uDC00"),
["\uD83D\uDC00"]);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uDC38"),
["\uD83D\uDC38"]);
assertEq(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uDC39"),
null);
assertEq(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uDFFF"),
null);
assertEqArray(/[\u{42}-\u{1F438}]/u.exec("\uD83D\uE000"),
["\uD83D"]);
assertEq(/[\u{42}-\u{1F438}]/u.exec("A"),
null);
// ==== wrong patterns ====
assertThrowsInstanceOf(() => eval(`/[\\u{-1}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{0.0}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{G}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{{]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{110000}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{00110000}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{100000000000000000000000000000}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{ FFFF}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{FFFF }]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{FF FF}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{F F F F}]/u`), SyntaxError);
assertThrowsInstanceOf(() => eval(`/[\\u{100000001}]/u`), SyntaxError);
if (typeof reportCompare === "function")
reportCompare(true, true);