tsconfig.base.json

{
  "compilerOptions": {
    "module": "ESNext",
    "target": "ES2022", // target handled by Vite via ESBuild via browserslist-to-esbuild
    "lib": ["ES2022", "DOM", "DOM.Iterable"],

    /* Bundler Mode */
    "moduleResolution": "bundler",
    "noEmit": true,
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,
    "allowImportingTsExtensions": true,
    "resolveJsonModule": true,
    /**
       For bundlers like vite. Setting the isolatedModules flag tells TypeScript to warn you if you write certain code that can’t be correctly interpreted by a single-file transpilation process.
      */
    "isolatedModules": true,
    /**
       Enforce using `import type` instead of `import` for Types.
      */
    "verbatimModuleSyntax": true,

    /* For Vite */
    // "types": ["vite/client"], // defined in types/vite.d.ts
    // "typeRoots": [""],
    "skipLibCheck": true, // enable for temp fix
    "useDefineForClassFields": true,

    /**
       To have warnings/errors at the correct position, enable source maps.
      */
    "sourceMap": true,

    /* Linting */
    "strict": true,
    "noFallthroughCasesInSwitch": true,
    "forceConsistentCasingInFileNames": true,

    /* Enable JavaScript Compilation */
    "allowJs": true,
    "checkJs": true
  },
  "include": ["hosting/types/*.d.ts", "**/*.ts", "**/*.mts", "**/*.cts", "**/*.tsx", "**/*.mtsx", "**/*.js", "**/*.mjs", "**/*.cjs", "**/*.jsx", "**/*.mjsx"],
  "exclude": [
    /* specialized ignore patterns */
    "**/*_lintignore*",
    "**/*-lintignore*",
    "**/*_buildignore*",
    "**/*-buildignore*",
    /* generated directories */
    "**/.yarn/",
    "**/node_modules/",
    ".firebase/",
    "**/dist/",
    "**/build/",
    "**/_build/",
    /* generated files */
    "*.lock",
    "*-lock.*",
    "vite.config.mts.timestamp-*.mjs",
    /* editor config */
    "**/.vscode/",
    "**/.idea/"
    /* project specific patterns */
  ]
}