@uifabric/utilities/lib-commonjs/initializeComponentRef.js

Fluent UI React utilities for building components.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var extendComponent_1 = require("./extendComponent");
/**
 * Helper to manage componentRef resolution. Internally appends logic to
 * lifetime methods to resolve componentRef to the passed in object.
 *
 * Usage: call initializeComponentRef(this) in the constructor,
 */
function initializeComponentRef(obj) {
    extendComponent_1.extendComponent(obj, {
        componentDidMount: _onMount,
        componentDidUpdate: _onUpdate,
        componentWillUnmount: _onUnmount,
    });
}
exports.initializeComponentRef = initializeComponentRef;
function _onMount() {
    _setComponentRef(this.props.componentRef, this);
}
function _onUpdate(prevProps) {
    if (prevProps.componentRef !== this.props.componentRef) {
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        _setComponentRef(prevProps.componentRef, null);
        _setComponentRef(this.props.componentRef, this);
    }
}
function _onUnmount() {
    _setComponentRef(this.props.componentRef, null);
}
function _setComponentRef(componentRef, value) {
    if (componentRef) {
        if (typeof componentRef === 'object') {
            componentRef.current = value;
        }
        else if (typeof componentRef === 'function') {
            componentRef(value);
        }
    }
}
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