.eslintrc.json

{
    "env": {
        "node": true,
        "es6": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended"
    ],
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2018,
        "project": "./tsconfig.eslint.json"
    },
    "rules": {
        "@typescript-eslint/explicit-module-boundary-types": "off",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-empty-function": "off",
        "@typescript-eslint/no-inferrable-types": "off",
        "@typescript-eslint/no-parameter-properties": "off",
        "@typescript-eslint/no-use-before-define": "off",
        "@typescript-eslint/prefer-interface": "off",
        "@typescript-eslint/member-delimiter-style": ["error", {
          "multiline": {"delimiter": "comma", "requireLast": false},
          "singleline": {"delimiter": "comma", "requireLast": false}
        }],
        "@typescript-eslint/naming-convention": ["error",
          {
            "selector": "default",
            "format": ["camelCase", "PascalCase", "UPPER_CASE"],
            "leadingUnderscore": "allow"
          },
          {
            "selector": "method",
            "format": ["camelCase"]
          },
          {
            "selector": "function",
            "format": ["camelCase"]
          },
          {
            "selector": "typeLike",
            "format": ["PascalCase"]
          }
        ],
        "@typescript-eslint/semi": ["error", "never", { "beforeStatementContinuationChars": "always" }],
        "@typescript-eslint/type-annotation-spacing": ["error", { "before": false, "after": true, "overrides": { "arrow": { "before": true, "after": true }}}],
        "@typescript-eslint/consistent-type-assertions": ["error", { "assertionStyle": "as", "objectLiteralTypeAssertions": "never" }],
        "@typescript-eslint/no-misused-promises": [ "error", { "checksVoidReturn": false } ],
        "no-shadow": "off",
        "@typescript-eslint/no-shadow": "error",
        "no-unused-expressions": "off",
        "@typescript-eslint/no-unused-expressions": "error",
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": ["error", { "args": "none" }],
        "@typescript-eslint/no-require-imports": "error",
        "@typescript-eslint/prefer-readonly": "error",
        "no-return-await": "off",
        "@typescript-eslint/return-await": "error",
        "require-await": "off",
        "@typescript-eslint/require-await": "error",
        "curly": "error",
        "default-case": "error",
        "eol-last": "error",
        "eqeqeq": ["error", "always"],
        "func-call-spacing": ["error", "never"],
        "no-caller": "error",
        "no-constant-condition": ["error", { "checkLoops": false }],
        "no-eval": "error",
        "no-invalid-this": "error",
        "no-multiple-empty-lines": "error",
        "no-multi-spaces": ["error", { "ignoreEOLComments": true }],
        "no-new-wrappers": "error",
        "no-trailing-spaces": "error",
        "no-empty": ["error", { "allowEmptyCatch": true }],
        "object-shorthand": "error",
        "one-var": ["error", { "initialized": "never", "uninitialized": "never" }],
        "prefer-arrow-callback": [ "error", { "allowUnboundThis": false } ],
        "quotes": ["error", "single", {"avoidEscape": true}],
        "space-before-function-paren": ["error", {"anonymous": "always", "named": "never", "asyncArrow": "always"}]
    },
    "overrides": [
      {
        "files": ["viewer/**/*.ts"],
        "extends": [
          "plugin:import/errors",
          "plugin:import/warnings"
        ],
        "parserOptions": {
          "ecmaVersion": 2018,
          "project": "./tsconfig.eslint.viewer.json"
        },
        "rules": {
          "@typescript-eslint/naming-convention": ["error", { "selector": "interface", "prefix": ["I"], "format": ["PascalCase"] }],
          "@typescript-eslint/no-unnecessary-type-assertion": "off",
          "import/no-unresolved": "off",
          "import/extensions": ["error", "always"]
        }
      }
    ]
}