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

fix corner case in collapse_vars (#5639)

Browse Source 
fixes #5638
This commit is contained in:
Alex Lam S.L
2022-08-31 01:44:04 +01:00
committed by GitHub
parent d530f9332c
commit f63b7b079d
3 changed files with 115 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
test/compress/hoist_vars.js
View File

@@ -701,3 +701,57 @@ issue_5626: {
}
expect_stdout: "PASS"
}
issue_5638_1: {
options = {
collapse_vars: true,
hoist_vars: true,
pure_getters: "strict",
reduce_vars: true,
toplevel: true,
}
input: {
var log = console.log;
var o = { foo: 42 };
for (var k in o) {
var v = o[k];
log(k || v, v++);
}
}
expect: {
var log, o, k, v;
log = console.log;
for (k in o = { foo: 42 }) {
v = o[k];
log(k || v, v++);
}
}
expect_stdout: "foo 42"
}
issue_5638_2: {
options = {
collapse_vars: true,
hoist_vars: true,
pure_getters: "strict",
reduce_vars: true,
toplevel: true,
}
input: {
var log = console.log;
var o = { foo: 6 };
for (var k in o) {
var v = o[k];
log(k || v, v *= 7);
}
}
expect: {
var log, o, k, v;
log = console.log;
for (k in o = { foo: 6 }) {
v = o[k];
log(k || v, v *= 7);
}
}
expect_stdout: "foo 42"
}