29 lines
768 B
JavaScript
29 lines
768 B
JavaScript
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// @flow
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import { toState } from '../redux';
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/**
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* Gets the value of a specific React {@code Component} prop of the currently
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* mounted {@link App}.
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*
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* @param {Function|Object} stateful - The redux store or {@code getState}
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* function.
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* @param {string} propName - The name of the React {@code Component} prop of
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* the currently mounted {@code App} to get.
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* @returns {*} The value of the specified React {@code Compoennt} prop of the
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* currently mounted {@code App}.
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*/
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export function getAppProp(stateful: Function | Object, propName: string) {
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const state = toState(stateful)['features/base/app'];
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if (state) {
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const { app } = state;
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if (app) {
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return app.props[propName];
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}
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}
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return undefined;
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}
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