Files
UglifyJS/test/compress/issue-973.js
Alex Lam S.L 6c45101870 consolidate & enhance unused (#2439)
- defer declaration removal in `collapse_vars`
- account for `AST_SymbolFunarg` in deduplication
- private accounting for `collapse_vars`
- avoid issues with identity reference due to deep cloning

fixes #2437
2017-11-06 14:25:10 +08:00

98 lines
1.8 KiB
JavaScript

this_binding_conditionals: {
options = {
conditionals: true,
evaluate : true
};
input: {
(1 && a)();
(0 || a)();
(0 || 1 && a)();
(1 ? a : 0)();
(1 && a.b)();
(0 || a.b)();
(0 || 1 && a.b)();
(1 ? a.b : 0)();
(1 && a[b])();
(0 || a[b])();
(0 || 1 && a[b])();
(1 ? a[b] : 0)();
(1 && eval)();
(0 || eval)();
(0 || 1 && eval)();
(1 ? eval : 0)();
}
expect: {
a();
a();
a();
a();
(0, a.b)();
(0, a.b)();
(0, a.b)();
(0, a.b)();
(0, a[b])();
(0, a[b])();
(0, a[b])();
(0, a[b])();
(0, eval)();
(0, eval)();
(0, eval)();
(0, eval)();
}
}
this_binding_collapse_vars: {
options = {
collapse_vars: true,
toplevel: true,
unused: true,
};
input: {
var c = a; c();
var d = a.b; d();
var e = eval; e();
}
expect: {
a();
(0, a.b)();
(0, eval)();
}
}
this_binding_side_effects: {
options = {
side_effects : true
};
input: {
(function (foo) {
(0, foo)();
(0, foo.bar)();
(0, eval)('console.log(foo);');
}());
(function (foo) {
var eval = console;
(0, foo)();
(0, foo.bar)();
(0, eval)('console.log(foo);');
}());
}
expect: {
(function (foo) {
foo();
(0, foo.bar)();
(0, eval)('console.log(foo);');
}());
(function (foo) {
var eval = console;
foo();
(0, foo.bar)();
(0, eval)('console.log(foo);');
}());
}
}