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enhance collapse_vars (#3680)

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closes #3679
This commit is contained in:
Alex Lam S.L
2020-01-10 04:28:43 +08:00
committed by GitHub
parent 5d258259a4
commit 46caaa82ba
2 changed files with 89 additions and 1 deletions
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85
test/compress/functions.js
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@@ -3700,3 +3700,88 @@ pr_3595_4: {
}
expect_stdout: "PASS"
}
issue_3679_1: {
options = {
collapse_vars: true,
inline: true,
pure_getters: "strict",
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
(function() {
var f = function() {};
f.g = function() {
console.log("PASS");
};
f.g();
})();
}
expect: {
console.log("PASS");
}
expect_stdout: "PASS"
}
issue_3679_2: {
options = {
collapse_vars: true,
inline: true,
passes: 2,
pure_getters: "strict",
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
(function() {
"use strict";
var f = function() {};
f.g = function() {
console.log("PASS");
};
f.g();
})();
}
expect: {
(function() {
"use strict";
console.log("PASS");
})();
}
expect_stdout: "PASS"
}
issue_3679_3: {
options = {
collapse_vars: true,
inline: true,
functions: true,
pure_getters: "strict",
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
(function() {
var f = function() {};
f.p = "PASS";
f.g = function() {
console.log(f.p);
};
f.g();
})();
}
expect: {
(function() {
function f() {};
f.p = "PASS";
(f.g = function() {
console.log(f.p);
})();
})();
}
expect_stdout: "PASS"
}