perf(decode): cache struct schemas per type

Assisted-by: GLM 5.3
2026-09-17 23:08:14 +02:00
parent a8d69d90d5
commit aaea68efc9
3 changed files with 29 additions and 3 deletions
@@ -38,6 +38,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  v2.2.0, run in TOML 1.0 mode. The new corpus holds 205 valid and 474 invalid
  cases (v1.6.0 had 185 and 371), and it caught the two documents the parser
  still accepted, fixed below.
+- The flattened struct layout the decoder consults is cached per struct type
+  and shared with the encoder, which now resolves duplicate field keys with
+  it. Strict decoding of an array of tables of structs runs about a quarter
+  faster; marshalling structs gained the same layout without measurable cost.

 ### Fixed