eslint-plugin-anker

eslint-custom-anker

Installation

You'll first need to install ESLint:

npm i eslint --save-dev

Next, install eslint-plugin-anker:

npm install eslint-plugin-anker --save-dev

Usage

Add anker to the plugins section of your .eslintrc configuration file. You can omit the eslint-plugin- prefix:

{
    "plugins": [
        "anker"
    ]
}

Then configure the rules you want to use under the rules section.

{
    "rules": {
        "anker/necessary-optional-chaining": 2
    }
}

Rules

1. Necessary Optional Chaining (necessary-optional-chaining)

"?." 语法的强制性使用。

Rule Details

获取对象value时，必须使用 "?." 来避免key值不存在导致的报错。

Examples of incorrect code for this rule:

var a = A?.a

var b = A?.B?.b

var c = A?.[0]?.c

Examples of correct code for this rule:

var a = A.a

var b = A.B.b

var c = A[0].c