new-parens

在调用不带参数的构造函数时强制或禁止使用括号

一些该规则报告的问题可以通过 --fix 命令行选项 自动修复

JavaScript 允许在通过 new 关键字调用函数并且构造函数没有参数时省略括号。但是，一些编码人员认为省略括号与语言的其余部分不一致，从而使代码不太清晰。

var person = new Person;

规则详情

当使用 new 关键字调用不带参数的构造函数时，此规则可以强制或禁止使用括号。

选项

该规则采用一种选择。

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always

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/*eslint new-parens: "error"*/

var person = new Person;
var person = new (Person);

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/*eslint new-parens: "error"*/

var person = new Person();
var person = new (Person)();

never

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/*eslint new-parens: ["error", "never"]*/

var person = new Person();
var person = new (Person)();

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/*eslint new-parens: ["error", "never"]*/

var person = new Person;
var person = (new Person);
var person = new Person("Name");