.eslintrc.json

{
    "env": {
        "es2021": true,
        "jasmine": true,
        "jest": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:react-native/all",
        "airbnb",
        "airbnb/hooks",
        "prettier"
    ],
    "settings": {
        "import/resolver": {
            "node": {
                "extensions": [".js", ".jsx", ".ts", ".tsx"]
            }
        }
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "ecmaVersion": "latest",
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint",
        "react",
        "react-native",
        "jest"
    ],
    "rules": {
        // allow .js files to contain JSX code
        "react/jsx-filename-extension": [1, { "extensions": [".ts", ".tsx", ".js", ".jsx"] }],
            
        // prevent eslint to complain about the "styles" variable being used before it was defined
        "no-use-before-define": ["error", { "variables": false }],

        // ignore errors for the react-navigation package
        "react/prop-types": ["error", {"ignore": ["navigation", "navigation.navigate"]}],
        "no-unused-vars": "warn",
        "radix": ["error", "as-needed"],
        "no-shadow": "warn",
        "no-restricted-globals": "warn",
        "react/no-array-index-key": "warn",

        // disable rule for test files to ignore error regarding how @testing-library/react-native should be listed in 
        // the project's dependencies and not devDependencies
        "import/no-extraneous-dependencies": [
            "error",
            {
               "devDependencies": [
                    "**/*.test.ts",
                    "**/*.test.tsx"
               ]
            }
        ],
        // temporarily added this extension to ignore warnings regarding missing extension from import paths
        // TODO: Remove rule as part of https://github.com/tally-team/tally-frontend/issues/54
        "import/extensions": "off"
    }
}