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enhance collapse_vars (#3697)

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This commit is contained in:
Alex Lam S.L
2020-01-29 08:52:20 +08:00
committed by GitHub
parent 87119e44a0
commit 2ba5f391e0
2 changed files with 195 additions and 1 deletions
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167
test/compress/collapse_vars.js
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@@ -7491,3 +7491,170 @@ issue_3671: {
}
expect_stdout: "1"
}
call_1: {
options = {
collapse_vars: true,
}
input: {
(function(a) {
a = console;
(function() {})();
a.log("PASS");
})();
}
expect: {
(function(a) {
(function() {})();
(a = console).log("PASS");
})();
}
expect_stdout: "PASS"
}
call_1_symbol: {
options = {
collapse_vars: true,
reduce_vars: true,
}
input: {
(function(a) {
function f() {}
a = console;
f();
a.log(typeof f);
})();
}
expect: {
(function(a) {
function f() {}
f();
(a = console).log(typeof f);
})();
}
expect_stdout: "function"
}
call_2: {
options = {
collapse_vars: true,
}
input: {
(function(a) {
a = console;
(function() {
return 42;
console.log("FAIL");
})();
a.log("PASS");
})();
}
expect: {
(function(a) {
(function() {
return 42;
console.log("FAIL");
})();
(a = console).log("PASS");
})();
}
expect_stdout: "PASS"
}
call_2_symbol: {
options = {
collapse_vars: true,
reduce_vars: true,
}
input: {
(function(a) {
function f() {
return 42;
console.log("FAIL");
}
a = console;
f();
a.log(typeof f);
})();
}
expect: {
(function(a) {
function f() {
return 42;
console.log("FAIL");
}
f();
(a = console).log(typeof f);
})();
}
expect_stdout: "function"
}
call_3: {
options = {
collapse_vars: true,
}
input: {
(function(a) {
a = console;
(function() {
a = {
log: function() {
console.log("PASS");
}
}
})();
a.log("FAIL");
})();
}
expect: {
(function(a) {
a = console;
(function() {
a = {
log: function() {
console.log("PASS");
}
}
})();
a.log("FAIL");
})();
}
expect_stdout: "PASS"
}
call_3_symbol: {
options = {
collapse_vars: true,
reduce_vars: true,
}
input: {
(function(a) {
function f() {
a = {
log: function() {
console.log(typeof f);
}
}
}
a = console;
f();
a.log("FAIL");
})();
}
expect: {
(function(a) {
function f() {
a = {
log: function() {
console.log(typeof f);
}
}
}
a = console;
f();
a.log("FAIL");
})();
}
expect_stdout: "function"
}