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Type-level Fibonacci in stable Rust (no const)

Type-level Fibonacci in stable Rust (no const)

by saqula·Apr 13, 2026·2 points·0 comments
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AI Analysis

●MidWizardryNiche Gem

Computes Fibonacci sequences at compile time using only trait resolution and type algebra.

Strengths
  • •Implements Peano naturals and arithmetic purely through trait resolution logic.
  • •Demonstrates type-level booleans and branching logic within the Rust type system.
  • •Self-contained example serves as a clear reference for advanced type-level.
Weaknesses
  • •Practical utility is near zero since const generics solve this efficiently.
  • •Gist format lacks documentation or integration into a usable library.
Target Audience

Rust developers, compiler enthusiasts, type theory nerds

Similar To

typenum · frunk

Post Description

Japanese Article: https://zenn.dev/saqula/articles/2361ce8de47570

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