33 lines
1.3 KiB
TypeScript
33 lines
1.3 KiB
TypeScript
import { isNodeBase, isEdgeBase } from '@xyflow/system';
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import type { Edge, Node } from '../types';
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import React from 'react';
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/**
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* Test whether an object is useable as a Node
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* @public
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* @remarks In TypeScript this is a type guard that will narrow the type of whatever you pass in to Node if it returns true
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* @param element - The element to test
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* @returns A boolean indicating whether the element is an Node
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*/
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export const isNode = <NodeType extends Node = Node>(element: unknown): element is NodeType =>
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isNodeBase<NodeType>(element);
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/**
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* Test whether an object is useable as an Edge
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* @public
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* @remarks In TypeScript this is a type guard that will narrow the type of whatever you pass in to Edge if it returns true
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* @param element - The element to test
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* @returns A boolean indicating whether the element is an Edge
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*/
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export const isEdge = <EdgeType extends Edge = Edge>(element: unknown): element is EdgeType =>
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isEdgeBase<EdgeType>(element);
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// eslint-disable-next-line @typescript-eslint/ban-types
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export function fixedForwardRef<T, P = {}>(
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render: (props: P, ref: React.Ref<T>) => React.ReactNode
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): (props: P & React.RefAttributes<T>) => React.ReactNode {
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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return React.forwardRef(render) as any;
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}
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