.eslintrc

{
    "root": true,
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "sourceType": "module",
        "ecmaFeatures": {
            "impliedStrict": true,
            "jsx": true
        },
        "project": "tsconfig.json"
    },
    "env": {
        "es6": true,
        "node": true
    },
    "plugins": [
        "@typescript-eslint"
    ],
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-type-checked",
        "plugin:@typescript-eslint/strict",
        "plugin:@typescript-eslint/strict-type-checked",
        "plugin:@typescript-eslint/stylistic",
        "plugin:prettier/recommended",
        "plugin:import/errors",
        "plugin:import/warnings",
        "plugin:import/recommended"
    ],
    "rules": {
        "no-console": "warn",
        "prettier/prettier": "error",
        "@typescript-eslint/no-inferrable-types": "off",
        "@typescript-eslint/require-await": "error",
        // Previously warn but now errors
        "@typescript-eslint/no-non-null-assertion": "warn",
        "@typescript-eslint/no-explicit-any": "warn",
        // To reenable as error progressively
        "@typescript-eslint/no-floating-promises": "warn",
        "@typescript-eslint/no-unsafe-assignment": "warn",
        "@typescript-eslint/no-unsafe-member-access": "warn",
        "@typescript-eslint/no-unsafe-call": "warn",
        "@typescript-eslint/no-unsafe-argument": "warn",
        "@typescript-eslint/no-misused-promises": "warn",
        "@typescript-eslint/no-unsafe-return": "warn",
        "@typescript-eslint/no-empty-function": "warn",
        "@typescript-eslint/no-unsafe-enum-comparison": "warn",
        "@typescript-eslint/restrict-template-expressions": [
            "warn",
            {
                "allowNumber": true,
                "allowBoolean": true
            }
        ],
        "@typescript-eslint/await-thenable": "error",
        "@typescript-eslint/no-invalid-void-type": "warn",
        "@typescript-eslint/no-base-to-string": "warn",
        "@typescript-eslint/restrict-plus-operands": "warn",
        "@typescript-eslint/consistent-type-exports": "error",
        "@typescript-eslint/no-unnecessary-condition": "off", // Our types are not good enough right now
        "@typescript-eslint/only-throw-error": "warn",
        "@typescript-eslint/no-unused-vars": [
            "error",
            {
                "args": "all",
                "argsIgnorePattern": "^_",
                "caughtErrors": "all",
                "caughtErrorsIgnorePattern": "^_",
                "destructuredArrayIgnorePattern": "^_",
                "varsIgnorePattern": "^_",
                "ignoreRestSiblings": true
            }
        ],
        "@typescript-eslint/consistent-type-imports": [
            "error",
            {
                "prefer": "type-imports",
                "fixStyle": "separate-type-imports"
            }
        ],
        "@typescript-eslint/no-confusing-void-expression": [
            "warn",
            {
                "ignoreVoidOperator": true,
                "ignoreArrowShorthand": true
            }
        ],
        // Import
        "import/extensions": [
            "error",
            "always",
            {
                "json": "always",
                "js": "always",
                "ts": "never",
                "ignorePackages": true
            }
        ],
        "import/no-unresolved": "off",
        "import/no-duplicates": "error",
        "import/no-extraneous-dependencies": "error",
        "import/no-empty-named-blocks": "error",
        "import/no-absolute-path": "error",
        "import/no-self-import": "error",
        "import/newline-after-import": "error",
        "import/consistent-type-specifier-style": [
            "error",
            "prefer-top-level"
        ]
    },
    "overrides": [
        {
            "files": [
                "integration-templates/**/*.ts"
            ],
            "rules": {
                "no-constant-condition": "off",
                "@typescript-eslint/no-dynamic-delete": "off",
                "@typescript-eslint/no-redundant-type-constituents": "off"
            }
        },
        {
            "files": [
                "packages/frontend/**/*.ts"
            ],
            "env": {
                "browser": true,
                "es6": true,
                "node": false
            },
            "parserOptions": {
                "ecmaVersion": 2018,
                "sourceType": "module",
                "ecmaFeatures": {
                    "impliedStrict": true,
                    "jsx": false
                },
                "project": "packages/frontend/tsconfig.json"
            },
            "rules": {
                "no-console": "off",
                "@typescript-eslint/no-misused-promises": [
                    "warn",
                    {
                        "checksVoidReturn": {
                            "arguments": false,
                            "attributes": false
                        }
                    }
                ]
            }
        },
        {
            "files": [
                "packages/webapp/**/*.tsx"
            ],
            "plugins": [
                "react",
                "react-hooks"
            ],
            "extends": [
                "plugin:react-hooks/recommended",
                "plugin:react/recommended",
                "plugin:react/jsx-runtime",
            ],
            "env": {
                "browser": true,
                "es6": true,
                "node": false
            },
            "parserOptions": {
                "ecmaVersion": 2018,
                "sourceType": "module",
                "ecmaFeatures": {
                    "impliedStrict": true,
                    "jsx": true
                },
                "project": "packages/webapp/tsconfig.json"
            },
            "rules": {
                "no-console": "off",
                "react/prop-types": "off",
                "@typescript-eslint/no-misused-promises": [
                    "warn",
                    {
                        "checksVoidReturn": {
                            "arguments": false,
                            "attributes": false
                        }
                    }
                ],
                // unnecessary when bundling
                "import/extensions": "off"
            }
        },
        {
            "files": [
                "packages/connect-ui/**/*.tsx",
                "packages/connect-ui/**/*.ts"
            ],
            "plugins": [
                "react",
                "react-hooks"
            ],
            "extends": [
                "plugin:react-hooks/recommended",
                "plugin:react/recommended",
                "plugin:react/jsx-runtime",
            ],
            "env": {
                "browser": true,
                "es6": true,
                "node": false
            },
            "parserOptions": {
                "ecmaVersion": 2018,
                "sourceType": "module",
                "ecmaFeatures": {
                    "impliedStrict": true,
                    "jsx": true
                },
                "project": "packages/connect-ui/tsconfig.json"
            },
            "rules": {
                // unnecessary when bundling
                "import/extensions": "off",
                "@typescript-eslint/member-ordering": "error",
                "@typescript-eslint/no-non-null-assertion": "error",
                "@typescript-eslint/no-explicit-any": "error",
                "@typescript-eslint/only-throw-error": "error",
                "react/prop-types": "off",
                "react/jsx-sort-props": [
                    "error",
                    {
                        "callbacksLast": true,
                        "shorthandFirst": true,
                        "reservedFirst": true
                    }
                ],
                "import/order": [
                    "error",
                    {
                        "groups": [
                            "builtin",
                            "external",
                            "unknown",
                            "internal",
                            "parent",
                            "sibling",
                            "type",
                            "index",
                            "object"
                        ],
                        "newlines-between": "always",
                        "alphabetize": {
                            "order": "asc"
                        },
                        "warnOnUnassignedImports": true,
                        "pathGroups": [
                            {
                                "pattern": "@/**",
                                "group": "parent"
                            },
                            {
                                "pattern": "@nangohq/*",
                                "group": "internal",
                                "position": "after"
                            }
                        ]
                    }
                ]
            }
        }
    ]
}