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

fix dead_code on return/throw within try (#2588)

Browse Source
This commit is contained in:
Alex Lam S.L
2017-12-14 04:38:21 +08:00
committed by GitHub
parent 9a137e8613
commit 8266993c6e
2 changed files with 159 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

146
test/compress/dead-code.js
View File

@@ -491,6 +491,20 @@ return_assignment: {
var e;
return e = x();
}
function f5(a) {
try {
return a = x();
} catch (b) {
console.log(a);
}
}
function f6(a) {
try {
return a = x();
} finally {
console.log(a);
}
}
}
expect: {
function f1(a, b, c) {
@@ -505,5 +519,137 @@ return_assignment: {
function f4() {
return x();
}
function f5(a) {
try {
return x();
} catch (b) {
console.log(a);
}
}
function f6(a) {
try {
return a = x();
} finally {
console.log(a);
}
}
}
}
throw_assignment: {
options = {
dead_code: true,
unused: true,
}
input: {
function f1() {
throw a = x();
}
function f2(a) {
throw a = x();
}
function f3() {
var a;
throw a = x();
}
function f4() {
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f5(a) {
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f6() {
var a;
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f7() {
try {
throw a = x();
} finally {
console.log(a);
}
}
function f8(a) {
try {
throw a = x();
} finally {
console.log(a);
}
}
function f9() {
var a;
try {
throw a = x();
} finally {
console.log(a);
}
}
}
expect: {
function f1() {
throw a = x();
}
function f2(a) {
throw x();
}
function f3() {
throw x();
}
function f4() {
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f5(a) {
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f6() {
var a;
try {
throw a = x();
} catch (b) {
console.log(a);
}
}
function f7() {
try {
throw a = x();
} finally {
console.log(a);
}
}
function f8(a) {
try {
throw a = x();
} finally {
console.log(a);
}
}
function f9() {
var a;
try {
throw a = x();
} finally {
console.log(a);
}
}
}
}