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Merge branch 'master' into harmony-2.8.0

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alexlamsl
2017-02-27 04:37:48 +08:00
parent 07734b000a 0b0296eb2a
commit 88a338f29e
63 changed files with 4471 additions and 480 deletions
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502
test/compress/drop-unused.js
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@@ -258,3 +258,505 @@ keep_fnames: {
}
}
}
drop_assign: {
options = { unused: true };
input: {
function f1() {
var a;
a = 1;
}
function f2() {
var a = 1;
a = 2;
}
function f3(a) {
a = 1;
}
function f4() {
var a;
return a = 1;
}
function f5() {
var a;
return function() {
a = 1;
}
}
}
expect: {
function f1() {
1;
}
function f2() {
2;
}
function f3(a) {
1;
}
function f4() {
return 1;
}
function f5() {
var a;
return function() {
a = 1;
}
}
}
}
keep_assign: {
options = { unused: "keep_assign" };
input: {
function f1() {
var a;
a = 1;
}
function f2() {
var a = 1;
a = 2;
}
function f3(a) {
a = 1;
}
function f4() {
var a;
return a = 1;
}
function f5() {
var a;
return function() {
a = 1;
}
}
}
expect: {
function f1() {
var a;
a = 1;
}
function f2() {
var a = 1;
a = 2;
}
function f3(a) {
a = 1;
}
function f4() {
var a;
return a = 1;
}
function f5() {
var a;
return function() {
a = 1;
}
}
}
}
drop_toplevel_funcs: {
options = { toplevel: "funcs", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, b = 1, c = g;
a = 2;
function g() {}
console.log(b = 3);
}
}
drop_toplevel_vars: {
options = { toplevel: "vars", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var c = g;
function f(d) {
return function() {
c = 2;
}
}
2;
function g() {}
function h() {}
console.log(3);
}
}
drop_toplevel_vars_fargs: {
options = { keep_fargs: false, toplevel: "vars", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var c = g;
function f() {
return function() {
c = 2;
}
}
2;
function g() {}
function h() {}
console.log(3);
}
}
drop_toplevel_all: {
options = { toplevel: true, unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
2;
console.log(3);
}
}
drop_toplevel_retain: {
options = { top_retain: "f,a,o", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
console.log(3);
}
}
drop_toplevel_retain_array: {
options = { top_retain: [ "f", "a", "o" ], unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
console.log(3);
}
}
drop_toplevel_retain_regex: {
options = { top_retain: /^[fao]$/, unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
console.log(3);
}
}
drop_toplevel_all_retain: {
options = { toplevel: true, top_retain: "f,a,o", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
console.log(3);
}
}
drop_toplevel_funcs_retain: {
options = { toplevel: "funcs", top_retain: "f,a,o", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
console.log(b = 3);
}
}
drop_toplevel_vars_retain: {
options = { toplevel: "vars", top_retain: "f,a,o", unused: true };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(3);
}
}
drop_toplevel_keep_assign: {
options = { toplevel: true, unused: "keep_assign" };
input: {
var a, b = 1, c = g;
function f(d) {
return function() {
c = 2;
}
}
a = 2;
function g() {}
function h() {}
console.log(b = 3);
}
expect: {
var a, b = 1;
a = 2;
console.log(b = 3);
}
}
drop_fargs: {
options = {
keep_fargs: false,
unused: true,
}
input: {
function f(a) {
var b = a;
}
}
expect: {
function f() {}
}
}
drop_fnames: {
options = {
keep_fnames: false,
unused: true,
}
input: {
function f() {
return function g() {
var a = g;
};
}
}
expect: {
function f() {
return function() {};
}
}
}
global_var: {
options = {
side_effects: true,
unused: true,
}
input: {
var a;
function foo(b) {
a;
b;
c;
typeof c === "undefined";
c + b + a;
b && b.ar();
return b;
}
}
expect: {
var a;
function foo(b) {
c;
c;
b && b.ar();
return b;
}
}
}
iife: {
options = {
side_effects: true,
unused: true,
}
input: {
function f() {
var a;
~function() {}(b);
}
}
expect: {
function f() {
~function() {}(b);
}
}
}
drop_value: {
options = {
side_effects: true,
}
input: {
(1, [2, foo()], 3, {a:1, b:bar()});
}
expect: {
foo(), bar();
}
}
const_assign: {
options = {
evaluate: true,
reduce_vars: true,
unused: true,
}
input: {
function f() {
const b = 2;
return 1 + b;
}
function g() {
const b = 2;
b = 3;
return 1 + b;
}
}
expect: {
function f() {
return 3;
}
function g() {
const b = 2;
b = 3;
return 1 + b;
}
}
}