@roots/bud-extensions/lib/helpers/isConstructor.js

bud.js core module

/**
 * isConstructor
 *
 * This function checks if the given subject is a constructor.
 *
 * @param subject Any JavaScript entity
 * @returns true if subject is a constructor, false otherwise
 */
export const isConstructor = (subject) => {
    try {
        Reflect.construct(String, [], subject);
    }
    catch (e) {
        return false;
    }
    return true;
};