regexp.js - mozsearch

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function toLatin1(s) {

    assertEq(isLatin1(s), true);

    return s;

// Latin1

var re = new RegExp(toLatin1("foo[bB]a\\r"), toLatin1("im"));

assertEq(isLatin1(re.source), true);

assertEq(re.source, "foo[bB]a\\r");

assertEq(re.multiline, true);

assertEq(re.ignoreCase, true);

assertEq(re.sticky, false);

// TwoByte

re = new RegExp("foo[bB]a\\r\u1200", "im");

assertEq(isLatin1(re.source), false);

assertEq(re.source, "foo[bB]a\\r\u1200");

assertEq(re.multiline, true);

assertEq(re.ignoreCase, true);

assertEq(re.sticky, false);

re = /b[aA]r/;

// Latin1

assertEq(toLatin1("foobAr1234").search(re), 3);

assertEq(toLatin1("bar1234").search(re), 0);

assertEq(toLatin1("foobbr1234").search(re), -1);

// TwoByte

assertEq("foobAr1234\u1200".search(re), 3);

assertEq("bar1234\u1200".search(re), 0);

assertEq("foobbr1234\u1200".search(re), -1);

re = /abcdefghijklm[0-5]/;

assertEq(toLatin1("1abcdefghijklm4").search(re), 1);

assertEq("\u12001abcdefghijklm0".search(re), 2);

assertEq(toLatin1("1abcdefghijklm8").search(re), -1);

assertEq("\u12001abcdefghijklm8".search(re), -1);

// If the input is Latin1, case-independent matches should work

// correctly for characters outside Latin1 with Latin1 equivalents.

var s = toLatin1("foobar\xff5baz");

assertEq(s.search(/bar\u0178\d/i), 3);

// Bug 1032067.

''.match(eval("/(:[aaaaa\cC]\u1200)(?:\S|(?=(\3)))+?/y"));

assertEq(Function("return /(\uB0DA()})/.toString();")(), "/(\uB0DA()})/");