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fix corner case in directives (#3645)

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This commit is contained in:
Alex Lam S.L
2019-12-25 00:55:39 +00:00
committed by GitHub
parent 75aa6ef848
commit ab050e7a94
5 changed files with 124 additions and 103 deletions
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20
test/mocha/string-literal.js
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@@ -59,13 +59,13 @@ describe("String literals", function() {
it("Should not throw error outside strict mode if string contains escaped octalIntegerLiteral", function() {
var tests = [
['"\\76";', ';">";'],
['"\\0"', '"\\0";'],
['"\\08"', '"\\x008";'],
['"\\008"', '"\\x008";'],
['"\\0008"', '"\\x008";'],
['"use strict" === "use strict";\n"\\76";', '"use strict"==="use strict";">";'],
['"use\\\n strict";\n"\\07";', ';"use strict";"\07";']
[ ';"\\76";', ';">";' ],
[ ';"\\0";', ';"\\0";' ],
[ ';"\\08"', ';"\\x008";' ],
[ ';"\\008"', ';"\\x008";' ],
[ ';"\\0008"', ';"\\x008";' ],
[ ';"use\\\n strict";\n"\\07";', ';"use strict";"\07";' ],
[ '"use strict" === "use strict";\n"\\76";', '"use strict"==="use strict";">";' ],
];
for (var test in tests) {
@@ -75,8 +75,8 @@ describe("String literals", function() {
});
it("Should not throw error when digit is 8 or 9", function() {
assert.equal(UglifyJS.parse('"use strict";"\\08"').print_to_string(), '"use strict";"\\x008";');
assert.equal(UglifyJS.parse('"use strict";"\\09"').print_to_string(), '"use strict";"\\x009";');
assert.equal(UglifyJS.parse('"use strict";;"\\08"').print_to_string(), '"use strict";;"\\x008";');
assert.equal(UglifyJS.parse('"use strict";;"\\09"').print_to_string(), '"use strict";;"\\x009";');
});
it("Should not unescape unpaired surrogates", function() {
@@ -93,7 +93,7 @@ describe("String literals", function() {
for (; i <= 0xFFFF; i++) {
code.push("\\u" + i.toString(16));
}
code = '"' + code.join() + '"';
code = ';"' + code.join() + '"';
var normal = UglifyJS.minify(code, {
compress: false,
mangle: false,