typescript.js

module.exports = {
    "env": {
        "es6": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended"
    ],
    "parser": "@typescript-eslint/parser",
    "plugins": [
        "@typescript-eslint",
        "deprecation",
    ],
    "parserOptions": {
        "ecmaVersion": 2020,
        "sourceType": "module",
    },
    "rules": {
        "deprecation/deprecation": "warn",
        "brace-style": "off",
        "@typescript-eslint/brace-style": ["error", "stroustrup", { "allowSingleLine": true }],
        "@litert/rules/disable-for-each-method": ["error"],
        "no-console": ["warn"],
        "no-irregular-whitespace": ["error"],
        "camelcase": "off",
        "max-len": ["error", 120, {
            "ignoreStrings": true,
            "ignoreTemplateLiterals": true,
            "ignoreComments": true
        }],
        "@typescript-eslint/ban-types": ["error", {
            "types": {

                "String": {
                    "message": "Use string instead",
                    "fixWith": "string"
                },
                "Number": {
                    "message": "Use number instead",
                    "fixWith": "number"
                },
                "Boolean": {
                    "message": "Use number instead",
                    "fixWith": "boolean"
                },
                "Object": {
                    "message": "Use {} instead",
                    "fixWith": "{}"
                }
            }
        }],
        "no-extra-semi": "off",
        "@typescript-eslint/no-extra-semi": ["error"],
        "@typescript-eslint/no-base-to-string": ["warn"],
        "@typescript-eslint/await-thenable": ["error"],
        "@typescript-eslint/array-type": ["error", { "default": "array-simple" }],
        "@typescript-eslint/prefer-as-const": "error",
        "@typescript-eslint/no-extraneous-class": "error",
        "@typescript-eslint/no-floating-promises": ["error", { "ignoreVoid": false }],
        "@typescript-eslint/no-array-constructor": "error",
        "@typescript-eslint/no-empty-function": "error",
        "@typescript-eslint/no-empty-interface": "error",
        "@typescript-eslint/prefer-for-of": "error",
        "@typescript-eslint/non-nullable-type-assertion-style": "error",
        "@typescript-eslint/object-curly-spacing": ["error", "always"],
        "@typescript-eslint/prefer-readonly": "error",
        "@typescript-eslint/prefer-nullish-coalescing": "error",
        "@typescript-eslint/prefer-literal-enum-member": ["error", {
            "allowBitwiseExpressions": true
        }],
        "@typescript-eslint/prefer-function-type": "error",
        "@typescript-eslint/prefer-reduce-type-parameter": "error",
        "@typescript-eslint/prefer-includes": "error",
        "@typescript-eslint/prefer-string-starts-ends-with": "error",
        "@typescript-eslint/prefer-return-this-type": "error",
        "@typescript-eslint/prefer-regexp-exec": "error",
        "@typescript-eslint/prefer-optional-chain": "error",
        "@typescript-eslint/no-extra-parens": "off",
        "@typescript-eslint/no-extra-non-null-assertion": "error",
        "@typescript-eslint/adjacent-overload-signatures": "error",
        "@typescript-eslint/no-for-in-array": "error",
        "@typescript-eslint/default-param-last": "error",
        "@typescript-eslint/no-invalid-void-type": "error",
        "no-loss-of-precision": "off",
        "@typescript-eslint/no-loss-of-precision": ["error"],
        "@typescript-eslint/explicit-member-accessibility": "error",
        "@typescript-eslint/explicit-function-return-type": ["error", {
            "allowExpressions": true
        }],
        "keyword-spacing": "off",
        "@typescript-eslint/consistent-indexed-object-style": ["error", "record"],
        "@typescript-eslint/keyword-spacing": ["error", {
            "before": true,
            "after": true
        }],
        "no-magic-numbers": "off",
        "@typescript-eslint/no-magic-numbers": [
          "off",
          {
            "ignoreEnums": true,
            "ignoreNumericLiteralTypes": true
          }
        ],
        "lines-between-class-members": "off",
        "@typescript-eslint/lines-between-class-members": ["error"],
        "@typescript-eslint/explicit-module-boundary-types": "error",
        "@typescript-eslint/no-confusing-non-null-assertion": "error",
        "@typescript-eslint/no-confusing-void-expression": "error",
        "@typescript-eslint/no-misused-new": "error",
        "@typescript-eslint/no-misused-promises": "error",
        "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
        "@typescript-eslint/no-require-imports": "warn",
        "no-invalid-this": "off",
        "@typescript-eslint/no-invalid-this": ["error"],
        "@typescript-eslint/consistent-type-definitions": ["error", "interface"],
        "no-redeclare": "off",
        "@typescript-eslint/no-redeclare": ["error"],
        "no-duplicate-imports": "error",
        // "@typescript-eslint/no-duplicate-imports": ["error"],
        "func-call-spacing": "off",
        "@typescript-eslint/func-call-spacing": ["error", "never"],
        "@typescript-eslint/no-namespace": ["error", {

            "allowDeclarations": true,
            "allowDefinitionFiles": true
        }],
        "@typescript-eslint/consistent-type-assertions": ["error", {
            "assertionStyle": "as"
        }],
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": ["error", {
            "vars": "all",
            "args": "after-used",
            "ignoreRestSiblings": false,
            "caughtErrors": "all"
        }],
        "no-unused-expressions": "off",
        "@typescript-eslint/no-unused-expressions": ["error"],
        // "@typescript-eslint/no-unsafe-argument": ["error"],
        // "@typescript-eslint/no-unsafe-call": ["error"],
        // "@typescript-eslint/no-unsafe-member-access": ["error"],
        // "@typescript-eslint/no-unsafe-assignment": ["error"],
        "no-useless-constructor": "off",
        "@typescript-eslint/no-useless-constructor": ["error"],
        "no-constant-condition":"off",
        "comma-spacing": "off",
        "@typescript-eslint/comma-spacing": ["error"],
        "@typescript-eslint/prefer-ts-expect-error": ["error"],
        "require-await": "off",
        "@typescript-eslint/require-await": ["error"],
        "@typescript-eslint/restrict-plus-operands": ["error", {
            "skipCompoundAssignments": false,
            "allowAny": true
        }],
        "@typescript-eslint/unified-signatures": ["error"],
        "semi": "off",
        "@typescript-eslint/semi": ["error"],
        "@typescript-eslint/restrict-template-expressions": ["error", {
            "allowNumber": true,
            "allowBoolean": true,
            "allowAny": true,
            "allowNullish": false,
            "allowNever": false
        }],
        "@typescript-eslint/return-await": ["error", "in-try-catch"],

        "@typescript-eslint/no-use-before-define": ["error", {
            "enums": true,
            "functions": false,
            "classes": false,
            "variables": true
        }],
        "@typescript-eslint/no-unnecessary-type-assertion": ["error"],
        "@typescript-eslint/no-unnecessary-type-constraint": ["error"],
        "@typescript-eslint/no-unnecessary-type-arguments": ["error"],
        "@typescript-eslint/no-unnecessary-qualifier": ["error"],
        "@typescript-eslint/unbound-method": ["error"],
        "@typescript-eslint/switch-exhaustiveness-check": ["error"],
        "@typescript-eslint/type-annotation-spacing": ["error"],
        "@typescript-eslint/no-var-requires": ["error"],
        "@typescript-eslint/no-unnecessary-condition": ["off"],
        "@typescript-eslint/no-unnecessary-boolean-literal-compare": ["warn"],
        "@typescript-eslint/member-ordering": ["off"],
        "@typescript-eslint/no-this-alias": [
            "warn",
            {
                "allowDestructuring": true,
                "allowedNames": ["_this"]
            }
        ],
        "@typescript-eslint/no-explicit-any": ["warn", {
            "fixToUnknown": true,
            "ignoreRestArgs": true
        }],
        "space-before-function-paren": "off",
        "space-unary-ops": ["error", {
            "words": true,
            "nonwords": false
        }],
        "arrow-spacing": ["error"],
        "space-infix-ops": ["error"],
        "@typescript-eslint/space-before-function-paren": ["error", {
            "anonymous": "never",
            "named": "never",
            "asyncArrow": "always"
        }],
        "@typescript-eslint/member-delimiter-style": ["error", {
            "multiline": {
                "delimiter": "semi",
                "requireLast": true
            },
            "singleline": {
                "delimiter": "semi",
                "requireLast": true
            }
        }],
        "@typescript-eslint/naming-convention": [
            "error",
            {
                "selector": "default",
                "format": ["camelCase"],
                "leadingUnderscore": "forbid"
            },
            {
                "selector": "import",
                "format": null
            },
            {
                "selector": "parameter",
                "format": ["camelCase"],
                "modifiers": ["unused"],
                "leadingUnderscore": "allow"
            },
            {
                "selector": "parameter",
                "format": ["camelCase"]
            },
            {
                "selector": "memberLike",
                "modifiers": ["private"],
                "format": ["camelCase"],
                "leadingUnderscore": "require"
            },
            {
                "selector": "memberLike",
                "modifiers": ["protected"],
                "format": ["camelCase"],
                "leadingUnderscore": "require"
            },
            {
                "selector": "memberLike",
                "modifiers": ["private", "static"],
                "format": [],
                "custom": {
                    "regex": "^_\\$[^_]",
                    "match": true
                }
            },
            {
                "selector": "memberLike",
                "modifiers": ["protected", "static"],
                "format": [],
                "custom": {
                    "regex": "^_\\$[^_]",
                    "match": true
                }
            },
            {
                "selector": "enumMember",
                "format": ["UPPER_CASE"]
            },
            {
                "selector": "objectLiteralProperty",
                "format": []
            },
            {
                "selector": "variable",
                "format": ["camelCase", "UPPER_CASE"]
            },
            {
                "selector": "variable",
                "modifiers": ["const"],
                "format": ["UPPER_CASE", "camelCase"]
            },
            {
                "selector": "typeParameter",
                "format": ["PascalCase"],
                "prefix": ["T"]
            },
            {
                "selector": "interface",
                "format": ["PascalCase"],
                "custom": {
                    "regex": "^I[A-Z]",
                    "match": true
                }
            },
            {
                "selector": "class",
                "format": ["PascalCase"]
            },
            {
                "selector": "enum",
                "format": ["PascalCase"],
                "custom": {
                    "regex": "^E[A-Z]",
                    "match": true
                }
            },
            {
                "selector": "typeAlias",
                "format": ["PascalCase"]
            }
        ],
        "key-spacing": ["error", { "beforeColon": false, "afterColon": true }],
        "no-multiple-empty-lines": ["error", {"max": 1, "maxEOF": 0, "maxBOF": 0}],
        "no-trailing-spaces": "error",
        "block-spacing":"error",
        "eol-last":"error",
        "space-before-blocks": "error",
        "indent": "off",
        "@typescript-eslint/indent": ["error", 4, {
            "SwitchCase": 1,
            "MemberExpression": 1,
            "ArrayExpression": 1,
            "ObjectExpression": 1,
            "ImportDeclaration": 1,
            "flatTernaryExpressions": true,
            "CallExpression": {"arguments": 1},
            "FunctionDeclaration": {"body": 1, "parameters": 1},
            "ignoredNodes": ["TSTypeParameterInstantiation", "TemplateLiteral *"]
        }],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "quotes": [
            "error",
            "single",
            { "avoidEscape": true, "allowTemplateLiterals": true }
        ]
    }
};