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

ProcessMemoryCountrer   A

Complexity

Total Complexity 5

Size/Duplication

Total Lines 24
Duplicated Lines 0 %

Importance

Changes 0
Metric Value
wmc 5
eloc 13
dl 0
loc 24
rs 10
c 0
b 0
f 0

3 Functions

Rating   Name   Duplication   Size   Complexity  
A bench 0 3 1
A diff 0 13 2
A prettify 0 4 1
1
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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