biome.json

{
    "$schema": "https://biomejs.dev/schemas/1.4.0/schema.json",
    "organizeImports": {
        "enabled": true
    },
    "linter": {
        "enabled": true,
        "rules": {
            "recommended": true,
            "complexity": {
                "noVoid": "error",
                "useSimplifiedLogicExpression": "warn"
            },
            "correctness": {
                "noUndeclaredVariables": "warn"
            },
            "style": {
                "noParameterProperties": "error",
                "useCollapsedElseIf": "warn",
                "useNamingConvention": {
                    "level": "warn",
                    "options": {
                        "strictCase": false
                    }
                },
                "useShorthandArrayType": "warn",
                "useShorthandAssign": "warn"
            },
            "suspicious": {
                "noApproximativeNumericConstant": "warn",
                "noMisrefactoredShorthandAssign": "error"
            },
            "nursery": {
                "noDuplicateJsonKeys": "error",
                "noEmptyBlockStatements": "warn",
                "noInvalidUseBeforeDeclaration": "warn",
                "noMisleadingCharacterClass": "warn",
                "noNodejsModules": "error",
                "noUnusedPrivateClassMembers": "warn",
                "noUselessLoneBlockStatements": "warn",
                "noUselessTernary": "warn",
                "useAwait": "warn",
                "useForOf": "warn",
                "useRegexLiterals": "warn"
            }
        }
    },
    "formatter": {
        "enabled": true,
        "indentWidth": 4,
        "indentStyle": "space",
        "lineEnding": "lf",
        "lineWidth": 120
    },
    "javascript": {
        "formatter": {
            "semicolons": "asNeeded"
        }
    }
}