Parenthoods opinionated eslint, tsconfig and prettier

.eslintrc.json

{
    "root": true,
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "project": "./tsconfig.json"
    },
    "plugins": ["@typescript-eslint", "prettier"],
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking",
        "prettier"
    ],
    "rules": {
        "prettier/prettier": "error",
        "semi": "off",
        "@typescript-eslint/semi": ["error", "never"],
        "@typescript-eslint/camelcase": 0,
        "@typescript-eslint/member-delimiter-style": [
            "error",
            {
                "multiline": {
                    "delimiter": "none",
                    "requireLast": false
                },
                "singleline": {
                    "delimiter": "semi",
                    "requireLast": false
                }
            }
        ],
        "@typescript-eslint/array-type": [
            "warn",
            {
                "default": "array"
            }
        ],
        "@typescript-eslint/brace-style": "error",
        "comma-dangle": "off",
        "@typescript-eslint/comma-dangle": "warn",
        "@typescript-eslint/default-param-last": "error",
        "@typescript-eslint/dot-notation": "warn",
        "@typescript-eslint/explicit-function-return-type": "error",
        "@typescript-eslint/explicit-member-accessibility": "warn",
        "func-call-spacing": "off",
        "@typescript-eslint/func-call-spacing": "error",
        "indent": "off",
        "@typescript-eslint/indent": "off",
        "keyword-spacing": "off",
        "@typescript-eslint/keyword-spacing": "error",
        "lines-between-class-members": "off",
        "@typescript-eslint/lines-between-class-members": [
            "error",
            {
                "exceptAfterOverload": true
            }
        ],
        "@typescript-eslint/method-signature-style": "error",
        "@typescript-eslint/consistent-type-assertions": [
            "error",
            { "assertionStyle": "as", "objectLiteralTypeAssertions": "never" }
        ],

        "@typescript-eslint/no-base-to-string": "warn",
        "@typescript-eslint/no-confusing-non-null-assertion": "warn",
        "@typescript-eslint/no-confusing-void-expression": "warn",
        "@typescript-eslint/no-dupe-class-members": "error",
        "no-duplicate-imports": "off",
        "@typescript-eslint/no-duplicate-imports": "error",
        "@typescript-eslint/no-dynamic-delete": "warn",
        "no-extra-parens": "off",
        "@typescript-eslint/no-extra-parens": ["warn", "functions"],
        "@typescript-eslint/no-extraneous-class": "warn",
        "@typescript-eslint/no-implicit-any-catch": "error",
        "no-invalid-this": "off",
        "@typescript-eslint/no-invalid-this": "error",
        "@typescript-eslint/no-invalid-void-type": "error",
        "no-loop-func": "off",
        "@typescript-eslint/no-loop-func": "error",
        "no-loss-of-precision": "off",
        "@typescript-eslint/no-loss-of-precision": "error",
        "@typescript-eslint/type-annotation-spacing": [
            "error",
            {
                "before": false,
                "after": true,
                "overrides": { "arrow": { "before": true, "after": true } }
            }
        ],
        "@typescript-eslint/no-redeclare": "error",
        "@typescript-eslint/no-require-imports": "error",
        "no-shadow": "off",
        "@typescript-eslint/no-shadow": "error",
        "@typescript-eslint/no-throw-literal": "error",
        "@typescript-eslint/no-unnecessary-boolean-literal-compare": "error",
        "@typescript-eslint/no-unnecessary-condition": "error",
        "@typescript-eslint/no-unnecessary-qualifier": "error",
        "@typescript-eslint/no-unnecessary-type-arguments": "warn",
        "@typescript-eslint/no-unnecessary-type-constraint": "warn",
        "no-unused-expressions": "off",
        "@typescript-eslint/no-unused-expressions": "error",
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": "error",
        "no-use-before-define": "off",
        "@typescript-eslint/no-use-before-define": [
            "error",
            { "functions": false, "classes": false, "variables": false }
        ],
        "no-useless-constructor": "off",
        "@typescript-eslint/no-useless-constructor": "error",
        "@typescript-eslint/non-nullable-type-assertion-style": "error",

        "object-curly-spacing": "off",
        "@typescript-eslint/object-curly-spacing": ["error", "always"],
        "@typescript-eslint/prefer-enum-initializers": "warn",
        "@typescript-eslint/prefer-for-of": "warn",
        "@typescript-eslint/prefer-includes": "error",
        "@typescript-eslint/prefer-literal-enum-member": "warn",
        "@typescript-eslint/prefer-nullish-coalescing": "warn",
        "@typescript-eslint/prefer-optional-chain": "warn",
        "@typescript-eslint/require-array-sort-compare": "warn",

        "no-return-await": "off",
        "@typescript-eslint/return-await": ["error", "never"],
        "@typescript-eslint/prefer-string-starts-ends-with": "error",
        "@typescript-eslint/prefer-ts-expect-error": "error",
        "@typescript-eslint/promise-function-async": "error",

        "quotes": "off",
        // "@typescript-eslint/quotes": ["error", "single"],
        "@typescript-eslint/sort-type-union-intersection-members": "warn",

        "space-infix-ops": "off",
        "@typescript-eslint/space-infix-ops": ["error", { "int32Hint": false }],
        "@typescript-eslint/strict-boolean-expressions": [
            "warn",
            {
                "allowString": true,
                "allowNumber": true,
                "allowNullableObject": true,
                "allowNullableBoolean": true,
                "allowNullableString": true,
                "allowNullableNumber": true
            }
        ],
        "@typescript-eslint/switch-exhaustiveness-check": "warn",
        "@typescript-eslint/unified-signatures": "error",

        // Prevent explicity any
        "@typescript-eslint/no-explicit-any": [
            "error",
            {
                "fixToUnknown": true
            }
        ],

        "@typescript-eslint/naming-convention": [
            "error",
            {
                "selector": ["function", "typeMethod", "classMethod", "objectLiteralMethod"],
                "format": ["camelCase"],
                "leadingUnderscore": "forbid",
                "trailingUnderscore": "forbid"
            },
            {
                "selector": ["typeProperty"],
                "format": ["camelCase", "PascalCase"],
                "leadingUnderscore": "forbid",
                "trailingUnderscore": "forbid"
            },
            {
                "selector": "variable",
                "modifiers": ["destructured"],
                "format": null
            },
            {
                "selector": ["variable", "classProperty", "accessor"],
                "format": ["camelCase", "UPPER_CASE", "PascalCase"],
                "leadingUnderscore": "forbid",
                "trailingUnderscore": "forbid"
            },
            {
                "selector": ["parameter", "parameterProperty"],
                "format": ["camelCase", "UPPER_CASE", "PascalCase"],
                "leadingUnderscore": "allow",
                "trailingUnderscore": "forbid"
            },
            {
                "selector": ["enum", "enumMember", "class", "interface", "typeAlias", "typeParameter"],
                "format": ["PascalCase"],
                "leadingUnderscore": "forbid",
                "trailingUnderscore": "forbid"
            }
        ]
    }
}

prettier.json

{
    "semi": false,
    "trailingComma": "none",
    "singleQuote": true,
    "printWidth": 120,
    "tabWidth": 4,
    "quoteProps": "consistent",
    "bracketSpacing": true,
    "arrowParens": "always",
    "endOfLine": "auto"
}

tsconfig.json

{
    "compilerOptions": {
        "baseUrl": "./src",
        "paths": {
            "^/*": ["*"]
        },
        "target": "ES2021",
        "module": "commonjs",
        "lib": ["es2021", "dom"],
        "declaration": true,
        "strict": true,
        "noImplicitAny": true,
        "strictNullChecks": true,
        "noImplicitThis": true,
        "alwaysStrict": true,
        "noUnusedLocals": false,
        "noUnusedParameters": false,
        "noImplicitReturns": true,
        "noFallthroughCasesInSwitch": false,
        "inlineSourceMap": true,
        "inlineSources": true,
        "experimentalDecorators": true,
        "emitDecoratorMetadata": true,
        "strictPropertyInitialization": false,
        "forceConsistentCasingInFileNames": true,
        "outDir": "./lib",
        "esModuleInterop": true,
        "types": ["node", "jest"],
        "resolveJsonModule": true
    },
    "include": ["/**/src"],
    "exclude": ["/**/node_modules", "/**/lib"],
    "env": {
        "node": true,
        "jest": true
    },
    "lib": ["es2020", "dom"],
    "plugins": ["@typescript-eslint"],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2021,
        "sourceType": "module",
        "ecmaFeatures": {
            "jsx": true,
            "modules": true
        }
    },
    "settings": {
        "react": {
            "version": "detect"
        }
    },

    "typedocOptions:": {
        "entryPoints": ["**/src"],
        "exclude": ["lib", "node_modules"],
        "excludeExternals": true,
        "mode": "modules"
    }
}