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Fix unneeded parens around unary args in new expression.

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This commit is contained in:
kzc
2016-07-23 11:50:44 -04:00
committed by Richard van Velzen
parent 67cca43358
commit fb049d3a81
2 changed files with 26 additions and 1 deletions
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2
lib/output.js
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@@ -533,7 +533,7 @@ function OutputStream(options) {
PARENS([ AST_Unary, AST_Undefined ], function(output){
var p = output.parent();
return p instanceof AST_PropAccess && p.expression === this
|| p instanceof AST_New;
|| p instanceof AST_Call && p.expression === this;
});
PARENS(AST_Seq, function(output){

25
test/compress/new.js
View File

@@ -50,3 +50,28 @@ new_with_many_parameters: {
}
expect_exact: 'new foo.bar("baz");new x(/123/,456);'
}
new_constructor_with_unary_arguments: {
input: {
new x();
new x(-1);
new x(-1, -2);
new x(void 1, +2, -3, ~4, !5, --a, ++b, c--, d++, typeof e, delete f);
new (-1); // should parse despite being invalid at runtime.
new (-1)(); // should parse despite being invalid at runtime.
new (-1)(-2); // should parse despite being invalid at runtime.
}
expect_exact: "new x;new x(-1);new x(-1,-2);new x(void 1,+2,-3,~4,!5,--a,++b,c--,d++,typeof e,delete f);new(-1);new(-1);new(-1)(-2);"
}
call_with_unary_arguments: {
input: {
x();
x(-1);
x(-1, -2);
x(void 1, +2, -3, ~4, !5, --a, ++b, c--, d++, typeof e, delete f);
(-1)(); // should parse despite being invalid at runtime.
(-1)(-2); // should parse despite being invalid at runtime.
}
expect_exact: "x();x(-1);x(-1,-2);x(void 1,+2,-3,~4,!5,--a,++b,c--,d++,typeof e,delete f);(-1)();(-1)(-2);"
}