Passed
Push — master ( 0feaa2...c02782 )
by Dmytro
02:35
created

ProcessMemory.js ➔ safeGetKey   A

Complexity

Conditions 1

Size

Total Lines 3
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 2
dl 0
loc 3
rs 10
c 0
b 0
f 0
cc 1
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import Counter from './Counter';
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function safeGetKey(report, key) {
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    return report[key] || 0;
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}
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export default class ProcessMemoryCountrer extends Counter {
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    bench() {
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        return process.memoryUsage();
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    }
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    static prettify(data) {
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        // eslint-disable-next-line no-magic-numbers
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        return `${Math.round(data / 1024 / 1024 * 100) / 100}MB`;
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    }
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    diff(start, end) {
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        const res = {};
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        const keys = new Set([
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            ...Object.keys(start),
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            ...Object.keys(end)
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        ]);
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        keys.forEach(key => {
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            res[key] = safeGetKey(end, key) - safeGetKey(start, key);
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        });
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        return res;
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    }
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}
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