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enhance unsafe comparisons (#3419)

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This commit is contained in:
Alex Lam S.L
2019-05-17 01:28:18 +08:00
committed by GitHub
parent 8939a36bc7
commit a246195412
2 changed files with 74 additions and 15 deletions
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49
test/compress/comparisons.js
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@@ -373,12 +373,55 @@ unsafe_indexOf: {
unsafe: true,
}
input: {
if (Object.keys({ foo: 42 }).indexOf("foo") >= 0) console.log("PASS");
var a = Object.keys({ foo: 42 });
if (a.indexOf("bar") < 0) console.log("PASS");
if (0 > a.indexOf("bar")) console.log("PASS");
if (a.indexOf("foo") >= 0) console.log("PASS");
if (0 <= a.indexOf("foo")) console.log("PASS");
if (a.indexOf("foo") > -1) console.log("PASS");
if (-1 < a.indexOf("foo")) console.log("PASS");
if (a.indexOf("bar") == -1) console.log("PASS");
if (-1 == a.indexOf("bar")) console.log("PASS");
if (a.indexOf("bar") === -1) console.log("PASS");
if (-1 === a.indexOf("bar")) console.log("PASS");
if (a.indexOf("foo") != -1) console.log("PASS");
if (-1 != a.indexOf("foo")) console.log("PASS");
if (a.indexOf("foo") !== -1) console.log("PASS");
if (-1 !== a.indexOf("foo")) console.log("PASS");
}
expect: {
if (~Object.keys({ foo: 42 }).indexOf("foo")) console.log("PASS");
var a = Object.keys({ foo: 42 });
if (!~a.indexOf("bar")) console.log("PASS");
if (!~a.indexOf("bar")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (!~a.indexOf("bar")) console.log("PASS");
if (!~a.indexOf("bar")) console.log("PASS");
if (!~a.indexOf("bar")) console.log("PASS");
if (!~a.indexOf("bar")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
if (~a.indexOf("foo")) console.log("PASS");
}
expect_stdout: "PASS"
expect_stdout: [
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
"PASS",
]
}
issue_3413: {