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fix corner cases in join_vars (#5852)

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fixes #5849
fixes #5850
This commit is contained in:
Alex Lam S.L
2024-06-17 09:11:11 +03:00
committed by GitHub
parent f31311e439
commit 23d74bedeb
3 changed files with 57 additions and 17 deletions
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35
test/compress/join_vars.js
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@@ -23,7 +23,7 @@ join_array_assignments_1: {
}
input: {
console.log(function () {
var a = ["foo", , "bar"];
var a = [ "foo", , "bar" ];
a[1] = "baz";
a[7] = "moo";
a[0] = "moz";
@@ -32,7 +32,7 @@ join_array_assignments_1: {
}
expect: {
console.log(function () {
var a = [("foo", "moz"), "baz", "bar", , , , , "moo"];
var a = [ "moz", "baz", "bar", , , , , "moo" ];
return a;
}().join());
}
@@ -46,7 +46,7 @@ join_array_assignments_2: {
}
input: {
console.log(function () {
var a = ["foo"];
var a = [ "foo" ];
a[1] = "bar";
a[7] = "baz";
a[2] = "moo";
@@ -55,7 +55,7 @@ join_array_assignments_2: {
}
expect: {
console.log(function () {
var a = ["foo", "bar"];
var a = [ "foo", "bar" ];
a[7] = "baz";
a[2] = "moo";
return a;
@@ -71,7 +71,7 @@ join_array_assignments_3: {
}
input: {
console.log(function () {
var a = ["foo"];
var a = [ "foo" ];
a[1] = "bar";
a.b = "baz";
a[2] = "moo";
@@ -80,7 +80,7 @@ join_array_assignments_3: {
}
expect: {
console.log(function () {
var a = ["foo", "bar"];
var a = [ "foo", "bar" ];
a.b = "baz";
a[2] = "moo";
return a;
@@ -97,7 +97,7 @@ join_array_assignments_4: {
}
input: {
console.log(function () {
var a = ["foo"];
var a = [ "foo" ];
a[0] = "bar";
a[1] = a;
a[2] = "baz";
@@ -106,7 +106,7 @@ join_array_assignments_4: {
}
expect: {
console.log(function () {
var a = ["bar"];
var a = [ "bar" ];
a[1] = a;
a[2] = "baz";
return a;
@@ -1508,3 +1508,22 @@ issue_5831: {
}
expect_stdout: "PASS"
}
issue_5849: {
options = {
evaluate: true,
join_vars: true,
side_effects: true,
}
input: {
var a;
a = [ 42 ];
a[0] = "PASS";
console.log(a.join(""));
}
expect: {
var a, a = [ "PASS" ];
console.log(a.join(""));
}
expect_stdout: "PASS"
}