Const-Assertions on Dev & Platform Engineering Hubhttps://rhidayat.work/topics/const-assertions/Recent content in Const-Assertions on Dev & Platform Engineering HubHugo -- gohugo.ioen© 2026 Rachmat HidayatSun, 09 Aug 2026 11:10:00 +0000TS Ep 15: Immutability with `as const` & Const Assertionshttps://rhidayat.work/series/typescript/fundamental/15-as-const-and-immutability/Sun, 09 Aug 2026 11:10:00 +0000https://rhidayat.work/series/typescript/fundamental/15-as-const-and-immutability/An exhaustive analysis of Const Assertions (<code>as const</code>). Learn the 3 transformation rules of const assertions, deep recursive read-only object properties, converting arrays into readonly tuples, and deriving union types dynamically using <code>typeof ARRAY[number]</code>.