solana/web3.js/tsconfig.json

{
  "compilerOptions": {
    "target": "esnext",
    "allowJs": true,
    "skipLibCheck": true,
    "declaration": true,
    "declarationMap": true,
    "declarationDir": "lib/types",
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "module": "esnext",
    "moduleResolution": "node",
    "resolveJsonModule": true,
    "isolatedModules": true,
    "baseUrl": "src",
    "noFallthroughCasesInSwitch": true,
    "noImplicitReturns": true,
    "paths": {
      // This is needed so that @solana/spl-token's @solana/web3.js doesn't conflict
      "@solana/web3.js": ["."]
    }
  },
  "include": ["src"]
}