tsconfig.json

{
    "compilerOptions": {
        "baseUrl": "src",
        "module": "esnext",
        "target": "esnext",
        "esModuleInterop": true,
        "moduleResolution": "node",
        "allowSyntheticDefaultImports": true,
        "resolveJsonModule": true,
        "strict": true,
        "noEmit": true,
        "noImplicitAny": false,
        "skipLibCheck": true,
        "strictNullChecks": true,
        "types": [
            "mocha",
            "node"
        ],
        "paths": {
            "@instructions/*": [
                "instructions/*",
                "wrapper/instructions/*"
            ],
            "@types/*": [
                "types/*",
                "wrapper/types/*"
            ],
            "@errors/*": [
                "errors/*"
            ],
            "@accounts/*": [
                "accounts/*"
            ]
        },
    },
    "ts-node": {
        // these options are overrides used only by ts-node
        // same as the --compilerOptions flag and the TS_NODE_COMPILER_OPTIONS environment variable
        "compilerOptions": {
          "module": "commonjs"
        }
      },
    "include": [
        "client/ts/src/**/*.ts",
        "client/ts/tests/**/*.ts",
    ]
}