index.js ➔ ... ➔ ??? - Code Metrics - LukasMeine/vigilance - Measure and Improve Code Quality continuously with Scrutinizer

index.js ➔ ... ➔ ??? A
last analyzed 2018-08-02 16:14 UTC

↳ Parent: index.js ➔ ???

Complexity

Conditions	4
Paths	2

Size

Total Lines	11
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
eloc	2
nc	2
nop	0
dl	0
loc	11
rs	10
c	0
b	0
f	0

'use strict';

const pFinally = require('p-finally');

class TimeoutError extends Error {
	constructor(message) {
		super(message);
		this.name = 'TimeoutError';
	}
}

module.exports = (promise, ms, fallback) => new Promise((resolve, reject) => {
	if (typeof ms !== 'number' || ms < 0) {
		throw new TypeError('Expected `ms` to be a positive number');
	}

	const timer = setTimeout(() => {
		if (typeof fallback === 'function') {
			resolve(fallback());
			return;
		}

		const message = typeof fallback === 'string' ? fallback : `Promise timed out after ${ms} milliseconds`;
		const err = fallback instanceof Error ? fallback : new TimeoutError(message);

		reject(err);
	}, ms);

	pFinally(
		promise.then(resolve, reject),
		() => {
			clearTimeout(timer);
		}
	);
});

module.exports.TimeoutError = TimeoutError;


1	View Code Duplication	'use strict';
		0 ignored issues – show Duplication introduced 2018-05-14 04:10 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
2		const pFinally = require('p-finally');
3
4		class TimeoutError extends Error {
5		constructor(message) {
6		super(message);
7		this.name = 'TimeoutError';
8		}
9		}
10
11		module.exports = (promise, ms, fallback) => new Promise((resolve, reject) => {
12		if (typeof ms !== 'number' \|\| ms < 0) {
13		throw new TypeError('Expected `ms` to be a positive number');
14		}
15
16		const timer = setTimeout(() => {
17		if (typeof fallback === 'function') {
18		resolve(fallback());
19		return;
20		}
21
22		const message = typeof fallback === 'string' ? fallback : `Promise timed out after ${ms} milliseconds`;
23		const err = fallback instanceof Error ? fallback : new TimeoutError(message);
24
25		reject(err);
26		}, ms);
27
28		pFinally(
29		promise.then(resolve, reject),
30		() => {
31		clearTimeout(timer);
32		}
33		);
34		});
35
36		module.exports.TimeoutError = TimeoutError;
37

LukasMeine / vigilance

index.js ➔ ... ➔ ??? A last analyzed 2018-08-02 16:14 UTC

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index.js ➔ ... ➔ ??? A
last analyzed 2018-08-02 16:14 UTC