{ // This is an alias to @tsconfig/node16: https://github.com/tsconfig/bases "extends": "ts-node/node16/tsconfig.json", // Most ts-node options can be specified here using their programmatic names. "ts-node": { // It is faster to skip typechecking. // Remove if you want ts-node to do typechecking. "transpileOnly": true, "files": true, "compilerOptions": { // compilerOptions specified here will override those declared below, // but *only* in ts-node. Useful if you want ts-node and tsc to use // different options with a single tsconfig.json. } }, "compilerOptions": { // typescript options here "allowSyntheticDefaultImports": true } }