Recipe for using a custom eslint@8 config file in the vscode-eslint extension (.vscode_settio

.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es2021: true,
  },
  parserOptions: {
    sourceType: "module",
  },
  rules: {
    "no-console": "warn",
    "no-multiple-empty-lines": ["warn", { max: 3 }],
  },
};

custom-eslintrc.js

module.exports = {
  rules: {
    "no-console": "error",
    "no-multiple-empty-lines": ["warn", { max: 1 }],
  },
};

sample.js

console.log("Hello World");



console.log("Bye Bye World");

settings.json

{
  "eslint.options": {
    "overrideConfigFile": "custom-eslintrc.js"
  }
}

settings.json should be .vscode/settings.json