.eslintrc.js

module.exports = {
    "root": true,
    "env": {
        "es2020": true,
        "node": true,
        "jest": true
    },
    "extends": [
        "eslint:recommended",
    ],
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "sourceType": "module"
    },
    "plugins": [
        "jest",
    ],
    "ignorePatterns": ["*eslintrc*"],
    "rules":{
        "no-console": "off",
        "comma-dangle": "off",
        "indent": ['warn',4,{
            SwitchCase: 1,
            "ignoreComments": true,
        }],

        "object-curly-spacing": ["warn", "always"],
        "object-curly-newline": ["warn", { "consistent": true, "multiline": true }],
        "key-spacing": ["warn", {
            "align": {
                "beforeColon": true,
                "afterColon": true,
                "on": "colon"
            }
        }],

        "space-before-blocks": ["warn"],
        "keyword-spacing": ["warn"],
        "no-multiple-empty-lines": ["warn", { "max": 1, "maxEOF": 1 }],
        "object-curly-spacing": ["warn", "always"],
        "semi": ["warn", "never"],
        "no-unused-vars": [ "warn", { "ignoreRestSiblings": true }],
        'arrow-spacing': ["warn", { "before": true, "after": true }],
	"comma-spacing": ['warn', { "before": false, "after": true }],
        "space-infix-ops": ["warn"],
        'space-in-parens': ["warn", "always"],
        "array-bracket-spacing": ["warn", "always"],
        "prefer-const": "warn",
    },
    "globals": { 
        "before": true ,
        "fetch": false ,
        "FormData": false,
        "__DEV__": false,
        "rtron": true,
        "nimp": true,
        "snapshotGasCost": true,
    }
};