sgauthier
6e64e138e2
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21 lines
1.0 KiB
JavaScript
21 lines
1.0 KiB
JavaScript
import { invariant } from '@react-dnd/invariant';
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export function validateSourceContract(source) {
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invariant(typeof source.canDrag === 'function', 'Expected canDrag to be a function.');
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invariant(typeof source.beginDrag === 'function', 'Expected beginDrag to be a function.');
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invariant(typeof source.endDrag === 'function', 'Expected endDrag to be a function.');
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}
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export function validateTargetContract(target) {
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invariant(typeof target.canDrop === 'function', 'Expected canDrop to be a function.');
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invariant(typeof target.hover === 'function', 'Expected hover to be a function.');
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invariant(typeof target.drop === 'function', 'Expected beginDrag to be a function.');
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}
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export function validateType(type, allowArray) {
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if (allowArray && Array.isArray(type)) {
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type.forEach((t) => validateType(t, false));
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return;
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}
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invariant(typeof type === 'string' || typeof type === 'symbol', allowArray
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? 'Type can only be a string, a symbol, or an array of either.'
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: 'Type can only be a string or a symbol.');
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}
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