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Last change
on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
Update repo after prototype presentation
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File size:
996 bytes
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1 | import { useEffect, useRef } from 'react';
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2 | var isPrimitive = function (val) { return val !== Object(val); };
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3 | var useCustomCompareEffect = function (effect, deps, depsEqual) {
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4 | if (process.env.NODE_ENV !== 'production') {
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5 | if (!(deps instanceof Array) || !deps.length) {
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6 | console.warn('`useCustomCompareEffect` should not be used with no dependencies. Use React.useEffect instead.');
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7 | }
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8 | if (deps.every(isPrimitive)) {
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9 | console.warn('`useCustomCompareEffect` should not be used with dependencies that are all primitive values. Use React.useEffect instead.');
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10 | }
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11 | if (typeof depsEqual !== 'function') {
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12 | console.warn('`useCustomCompareEffect` should be used with depsEqual callback for comparing deps list');
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13 | }
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14 | }
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15 | var ref = useRef(undefined);
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16 | if (!ref.current || !depsEqual(deps, ref.current)) {
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17 | ref.current = deps;
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18 | }
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19 | useEffect(effect, ref.current);
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20 | };
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21 | export default useCustomCompareEffect;
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