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enhance inline, sequences & side_effects (#4493)

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This commit is contained in:
Alex Lam S.L
2021-01-02 01:43:05 +00:00
committed by GitHub
parent dfb86ccdd1
commit cc2d7acaf0
2 changed files with 190 additions and 1 deletions
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176
test/compress/async.js
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@@ -140,6 +140,182 @@ dont_inline: {
node_version: ">=8"
}
inline_await_1: {
options = {
inline: true,
reduce_vars: true,
unused: true,
}
input: {
(async function() {
async function f() {
await 42;
}
return await f();
})();
console.log("PASS");
}
expect: {
(async function() {
return await void await 42;
})();
console.log("PASS");
}
expect_stdout: "PASS"
node_version: ">=8"
}
inline_await_1_trim: {
options = {
if_return: true,
inline: true,
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
(async function() {
async function f() {
await 42;
}
return await f();
})();
console.log("PASS");
}
expect: {
(async function() {
await 42;
})();
console.log("PASS");
}
expect_stdout: "PASS"
node_version: ">=8"
}
inline_await_2: {
options = {
inline: true,
reduce_vars: true,
unused: true,
}
input: {
(async function() {
async function f(a) {
await a;
}
return await f(console);
})();
console.log("PASS");
}
expect: {
(async function() {
return await void await console;
})();
console.log("PASS");
}
expect_stdout: "PASS"
node_version: ">=8"
}
inline_await_2_trim: {
options = {
if_return: true,
inline: true,
reduce_vars: true,
side_effects: true,
unused: true,
}
input: {
(async function() {
async function f(a) {
await a;
}
return await f(console);
})();
console.log("PASS");
}
expect: {
(async function() {
await console;
})();
console.log("PASS");
}
expect_stdout: "PASS"
node_version: ">=8"
}
inline_await_3: {
options = {
inline: true,
reduce_vars: true,
unused: true,
}
input: {
(async function() {
async function f(a, b) {
return await b(a);
}
return await f("PASS", console.log);
})();
}
expect: {
(async function() {
return await (a = "PASS", b = console.log, await b(a));
var a, b;
})();
}
expect_stdout: "PASS"
node_version: ">=8"
}
inline_await_3_trim: {
options = {
inline: true,
reduce_vars: true,
sequences: true,
side_effects: true,
unused: true,
}
input: {
(async function() {
async function f(a, b) {
return await b(a);
}
return await f("PASS", console.log);
})();
}
expect: {
(async function() {
return a = "PASS", b = console.log, await b(a);
var a, b;
})();
}
expect_stdout: "PASS"
node_version: ">=8"
}
await_unary: {
options = {
side_effects: true,
}
input: {
(async function() {
console.log("PASS");
await +[];
console.log("FAIL");
})();
}
expect: {
(async function() {
console.log("PASS");
await +[];
console.log("FAIL");
})();
}
expect_stdout: "PASS"
node_version: ">=8"
}
evaluate: {
options = {
evaluate: true,