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

fix corner case in unused (#4913)

Browse Source 
fixes #4912
This commit is contained in:
Alex Lam S.L
2021-05-07 12:38:22 +01:00
committed by GitHub
parent d464be3f3f
commit 19d232badb
2 changed files with 97 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

84
test/compress/drop-unused.js
View File

@@ -2382,7 +2382,7 @@ issue_3664: {
}
expect: {
console.log(function() {
var b = (b && console.log("FAIL"), 0, 0);
var a, b = (a = (a = [ b && console.log("FAIL") ]).p = 0, 0);
return "PASS";
}());
}
@@ -3388,3 +3388,85 @@ issue_4834: {
}
expect_stdout: "PASS"
}
issue_4912_1: {
options = {
pure_getters: "strict",
reduce_vars: true,
toplevel: true,
unused: true,
}
input: {
var a = A = function() {};
A;
a.prototype = {
f: function() {
console.log("PASS");
},
};
new A().f();
}
expect: {
var a = A = function() {};
A;
a.prototype = {
f: function() {
console.log("PASS");
},
};
new A().f();
}
expect_stdout: "PASS"
}
issue_4912_2: {
options = {
pure_getters: "strict",
unused: true,
}
input: {
console.log(function() {
var g, f = function() {};
f.p = {};
(g = f.p.q = function() {}).r = "PASS";
return f;
}().p.q.r);
}
expect: {
console.log(function() {
var g, f = function() {};
f.p = {};
(g = f.p.q = function() {}).r = "PASS";
return f;
}().p.q.r);
}
expect_stdout: "PASS"
}
issue_4912_3: {
options = {
pure_getters: "strict",
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
console.log(function(f, g) {
f = function() {};
f.p = {};
g = f.p.q = function() {};
g.r = "PASS";
return f;
}().p.q.r);
}
expect: {
console.log(function(f, g) {
f = function() {};
f.p = {};
g = f.p.q = function() {};
g.r = "PASS";
return f;
}().p.q.r);
}
expect_stdout: "PASS"
}