TonyBai
Jul 17, 2026 · Fundamentals
Why Go Spent Two Months Debating maps.Same – The Proposal Finally Accepted
The article explains how Go's map type, being a reference, lacked a safe way to test aliasing, leading to a lengthy design discussion that introduced the zero‑cost maps.Same function, settled naming, nil/NaN semantics, generic signatures, and ultimately earned acceptance after months of debate.
API designSamegenerics
0 likes · 15 min read
