tsconfig.json

{
  "compilerOptions": {
    "baseUrl": ".",
    "target": "es2017",
    "noImplicitAny": false,
    "moduleResolution": "node",
    // Ensure that .d.ts files are created by tsc, but not .js files
    "declaration": true,
    "emitDeclarationOnly": true,
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "allowSyntheticDefaultImports": true,
    "lib": ["ES2017","ES2018", "ES2019", "ES2020", "dom"],
    // Ensure that Babel can safely transpile files in the TypeScript project
    "isolatedModules": true,
    "paths": {
      "@cennznet/api/*": ["packages/api/src/*"],
      "@cennznet/api": ["packages/api/src/index"],
      "@cennznet/types/*": ["packages/types/src/*"],
      "@cennznet/types": ["packages/types/src/index"],
      "@polkadot/api/augment": ["packages/types/src/interfaces/augment-api.ts"],
      "@polkadot/rpc/augment": ["packages/types/src/interfaces/augment-api-rpc.ts"],
      "@polkadot/types/augment": ["packages/types/src/interfaces/augment-types.ts"],
      "@polkadot/types/lookup": ["packages/types/src/interfaces/types-lookup.ts"]
    },
    "skipLibCheck": true
  },
  "include": ["packages/**/*", "scripts/*.ts", "config"],
  "exclude": ["**/node_modules/**", "scripts/*"],
  "typeRoots": ["./node_modules/@types", "@polkadot/ts"]
}