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

fix corner cases with export default (#4673)

Browse Source
This commit is contained in:
Alex Lam S.L
2021-02-21 05:01:56 +00:00
committed by GitHub
parent bfe3a8b516
commit b726e364c1
5 changed files with 96 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
lib/output.js
View File

@@ -663,14 +663,11 @@ function OutputStream(options) {
// the first token to appear in a statement.
function needs_parens_function(output) {
if (!output.has_parens() && first_in_statement(output)) return true;
if (output.option("webkit")) {
var p = output.parent();
if (p instanceof AST_PropAccess && p.expression === this) return true;
}
if (output.option("wrap_iife")) {
var p = output.parent();
if (p instanceof AST_Call && p.expression === this) return true;
}
var p = output.parent();
// export default (function() {})()
if (p && p.TYPE == "Call" && output.parent(1) instanceof AST_ExportDefault) return true;
if (output.option("webkit") && p instanceof AST_PropAccess && p.expression === this) return true;
if (output.option("wrap_iife") && p instanceof AST_Call && p.expression === this) return true;
}
PARENS(AST_AsyncFunction, needs_parens_function);
PARENS(AST_AsyncGeneratorFunction, needs_parens_function);
@@ -1018,7 +1015,7 @@ function OutputStream(options) {
output.print("default");
output.space();
this.body.print(output);
output.semicolon();
if (!(this.body instanceof AST_Lambda) || is_arrow(this.body)) output.semicolon();
});
DEFPRINT(AST_ExportForeign, function(output) {
var self = this;