Function unique

taier-ui/scripts/getSwagger.js:60–67

(arr = [])

 * @param {Array} arr
 */
const unique = (arr = []) => {
	const obj = {};
	const result = arr.reduce((item, next) => {
		obj[next.operationId] ? '' : (obj[next.operationId] = true && item.push(next));
		return item;
	}, []);
	return result;
};

/**
 * @description 字符串专成驼峰命名