TonyBai

Jun 2, 2026 · Fundamentals

Eliminate Boilerplate: Go’s New Proposal to Convert Functions Directly to Interfaces

The article examines Go’s long‑standing boilerplate adapter pattern, explains the newly accepted Issue #47487 that enables explicit conversion of functions to single‑method interfaces, compares it with the rejected implicit assignability approach, and shows how the compiler generates hidden types to preserve safety and reduce code.