.eslintrc.json

{
    "env": {
        "browser": true,
        "es2022": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-type-checked",
        "plugin:prettier/recommended",
        "plugin:svelte/recommended"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "project": "tsconfig.json",
        "ecmaVersion": 2022,
        "extraFileExtensions": [".svelte"]
    },
    "rules": {
        "class-methods-use-this": "warn",
        "consistent-this": "warn",
        "no-invalid-this": "warn",
        "@typescript-eslint/no-floating-promises": "warn"
    },
    "plugins": ["@typescript-eslint"],
    "overrides": [
        {
            "files": ["*.svelte"],
            "parser": "svelte-eslint-parser",
            "parserOptions": {
                "parser": "@typescript-eslint/parser"
            }
        }
    ],
    "root": true
}