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workaround V8 RegExp bug (#3453)

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fixes #3434
This commit is contained in:
Alex Lam S.L
2019-10-06 11:49:39 +08:00
committed by GitHub
parent 931ac66638
commit 0a63f2f2b0
2 changed files with 159 additions and 5 deletions
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137
test/compress/regexp.js
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@@ -35,3 +35,140 @@ regexp_2: {
}
expect_stdout: '["PASS","pass"]'
}
issue_3434_1: {
options = {
evaluate: true,
unsafe: true,
}
beautify = {
beautify: true,
}
input: {
var o = {
"\n": RegExp("\n"),
"\r": RegExp("\r"),
"\t": RegExp("\t"),
"\b": RegExp("\b"),
"\f": RegExp("\f"),
"\0": RegExp("\0"),
"\x0B": RegExp("\x0B"),
"\u2028": RegExp("\u2028"),
"\u2029": RegExp("\u2029"),
};
for (var c in o)
console.log(o[c].test("\\"), o[c].test(c));
}
expect_exact: [
"var o = {",
' "\\n": /\\n/,',
' "\\r": /\\r/,',
' "\\t": /\t/,',
' "\\b": /\b/,',
' "\\f": /\f/,',
' "\\0": /\0/,',
' "\\v": /\v/,',
' "\\u2028": /\\u2028/,',
' "\\u2029": /\\u2029/',
"};",
"",
'for (var c in o) console.log(o[c].test("\\\\"), o[c].test(c));',
]
expect_stdout: [
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
]
}
issue_3434_2: {
options = {
evaluate: true,
unsafe: true,
}
beautify = {
beautify: true,
}
input: {
var o = {
"\n": RegExp("\\\n"),
"\r": RegExp("\\\r"),
"\t": RegExp("\\\t"),
"\b": RegExp("\\\b"),
"\f": RegExp("\\\f"),
"\0": RegExp("\\\0"),
"\x0B": RegExp("\\\x0B"),
"\u2028": RegExp("\\\u2028"),
"\u2029": RegExp("\\\u2029"),
};
for (var c in o)
console.log(o[c].test("\\"), o[c].test(c));
}
expect_exact: [
"var o = {",
' "\\n": /\\n/,',
' "\\r": /\\r/,',
' "\\t": /\t/,',
' "\\b": /\b/,',
' "\\f": /\f/,',
' "\\0": /\0/,',
' "\\v": /\v/,',
' "\\u2028": /\\u2028/,',
' "\\u2029": /\\u2029/',
"};",
"",
'for (var c in o) console.log(o[c].test("\\\\"), o[c].test(c));',
]
expect_stdout: [
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
"false true",
]
}
issue_3434_3: {
options = {
evaluate: true,
unsafe: true,
}
input: {
RegExp("\n");
RegExp("\r");
RegExp("\\n");
RegExp("\\\n");
RegExp("\\\\n");
RegExp("\\\\\n");
RegExp("\\\\\\n");
RegExp("\\\\\\\n");
RegExp("\u2028");
RegExp("\u2029");
RegExp("\n\r\u2028\u2029");
RegExp("\\\nfo\n[\n]o\\bbb");
}
expect: {
/\n/;
/\r/;
/\n/;
/\n/;
/\\n/;
/\\\n/;
/\\\n/;
/\\\n/;
/\u2028/;
/\u2029/;
/\n\r\u2028\u2029/;
/\nfo\n[\n]o\bbb/;
}
}