JoBoEVD/UglifyJS
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

patch export default within sandbox correctly (#5404)

Browse Source 
fixes #5403
This commit is contained in:
Alex Lam S.L
2022-04-03 12:56:19 +01:00
committed by GitHub
parent 224c91b6c1
commit 696a20f10d
2 changed files with 20 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
test/mocha/reduce.js
View File

@@ -466,4 +466,23 @@ describe("test/reduce.js", function() {
"// }", "// }",
].join("\n")); ].join("\n"));
}); });
it("Should transform `export default (42)` correctly", function() {
var code = [
"export default (42);",
"for (var k in this)",
" console.log(k);",
].join("\n");
var result = reduce_test(code, {
compress: false,
mangle: false,
});
if (result.error) throw result.error;
assert.strictEqual(result.code, [
"// Can't reproduce test failure",
"// minify options: {",
'// "compress": false,',
'// "mangle": false',
"// }",
].join("\n"));
});
}); });

2
test/sandbox.js
View File

@@ -54,8 +54,8 @@ exports.same_stdout = semver.satisfies(process.version, "0.12") ? function(expec
exports.patch_module_statements = function(code) { exports.patch_module_statements = function(code) {
var count = 0, has_default = "", imports = []; var count = 0, has_default = "", imports = [];
code = code.replace(/\bexport(?:\s*\{[^{}]*}\s*?(?:$|\n|;)|\s+default\b(?:\s*(\(|\{|class\s*\{|class\s+(?=extends\b)|(?:async\s+)?function\s*(?:\*\s*)?\())?|\b)/g, function(match, header) { code = code.replace(/\bexport(?:\s*\{[^{}]*}\s*?(?:$|\n|;)|\s+default\b(?:\s*(\(|\{|class\s*\{|class\s+(?=extends\b)|(?:async\s+)?function\s*(?:\*\s*)?\())?|\b)/g, function(match, header) {
if (/^export\s+default/.test(match)) has_default = "var _uglify_export_default_;";
if (!header) return ""; if (!header) return "";
has_default = "var _uglify_export_default_;";
if (header.length == 1) return "0, " + header; if (header.length == 1) return "0, " + header;
var name = "_uglify_export_default_"; var name = "_uglify_export_default_";
if (/^class\b/.test(header)) do { if (/^class\b/.test(header)) do {