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improve unused on built-in functions (#2817)

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This commit is contained in:
Alex Lam S.L
2018-01-19 20:41:57 +08:00
committed by GitHub
parent e21bab7ce6
commit 3e7873217c
4 changed files with 205 additions and 87 deletions
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36
test/compress/evaluate.js
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@@ -1194,6 +1194,9 @@ issue_2231_1: {
console.log(Object.keys(void 0));
}
expect_stdout: true
expect_warnings: [
"WARN: Error evaluating Object.keys(void 0) [test/compress/evaluate.js:1191,20]",
]
}
issue_2231_2: {
@@ -1208,6 +1211,23 @@ issue_2231_2: {
console.log(Object.getOwnPropertyNames(null));
}
expect_stdout: true
expect_warnings: [
"WARN: Error evaluating Object.getOwnPropertyNames(null) [test/compress/evaluate.js:1208,20]",
]
}
issue_2231_3: {
options = {
evaluate: true,
unsafe: true,
}
input: {
console.log(Object.keys({ foo: "bar" })[0]);
}
expect: {
console.log("foo");
}
expect_stdout: "foo"
}
self_comparison_1: {
@@ -1330,13 +1350,13 @@ issue_2535_3: {
}
expect_stdout: true
expect_warnings: [
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1316,20]",
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1317,20]",
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1318,20]",
"WARN: Condition left of && always false [test/compress/evaluate.js:1318,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1319,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1320,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1321,20]",
"WARN: Condition left of || always true [test/compress/evaluate.js:1321,20]",
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1336,20]",
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1337,20]",
"WARN: Dropping side-effect-free && [test/compress/evaluate.js:1338,20]",
"WARN: Condition left of && always false [test/compress/evaluate.js:1338,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1339,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1340,20]",
"WARN: Dropping side-effect-free || [test/compress/evaluate.js:1341,20]",
"WARN: Condition left of || always true [test/compress/evaluate.js:1341,20]",
]
}