antd/es/typography/hooks/useMergedConfig.js

An enterprise-class UI design language and React components implementation

import * as React from 'react';
export default function useMergedConfig(propConfig, templateConfig) {
  return React.useMemo(() => {
    const support = !!propConfig;
    return [support, {
      ...templateConfig,
      ...(support && typeof propConfig === 'object' ? propConfig : null)
    }];
  }, [propConfig]);
}