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JS: Add UselessRangeCheck.ql

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Asger F
2018-09-21 12:24:25 +01:00
parent d813635f3e
commit 344bec3865
8 changed files with 117 additions and 0 deletions
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1
javascript/ql/test/query-tests/Statements/UselessRangeCheck/UselessRangeCheck.expected Normal file
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| example.js:8:7:8:13 | i < end | The condition 'i < end' is always false |

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javascript/ql/test/query-tests/Statements/UselessRangeCheck/UselessRangeCheck.qlref Normal file
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Statements/UselessRangeCheck.ql

12
javascript/ql/test/query-tests/Statements/UselessRangeCheck/example.js Normal file
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function findValue(values, x, start, end) {
let i;
for (i = start; i < end; ++i) {
if (values[i] === x) {
return i;
}
}
if (i < end) {
return i;
}
return -1;
}

8
javascript/ql/test/query-tests/Statements/UselessRangeCheck/exampleGood.js Normal file
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function findValue(values, x, start, end) {
for (let i = start; i < end; ++i) {
if (values[i] === x) {
return i;
}
}
return -1;
}