lingo3d/lib/editor/hooks/mergeRefs.js

Lingo3D is a React/Vue 3d game development framework that ships with a complete visual editor

import { forceGetInstance } from "@lincode/utils";
const functionElChecker = new WeakMap();
export default (...inputRefs) => (el) => {
    for (const inputRef of inputRefs) {
        if (typeof inputRef === "function") {
            if (!el)
                return;
            const checker = forceGetInstance(functionElChecker, inputRef, WeakSet);
            if (checker.has(el))
                continue;
            checker.add(el);
            inputRef(el);
            continue;
        }
        inputRef.current = el;
    }
};
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