A comprehensive guide to Inko 0.20.0 syntax and patterns, learned from building Inko projects. This guide focuses on commonly used patterns, gotchas, and best practices.
Inko Version: 0.20.0 LLVM Support: Versions 18-21 Last Updated: April 22, 2026
START HERE: Read files in order. File 01-quick-reference.md contains critical syntax rules that MUST be followed.
| File | Description |
|---|---|
| 01-quick-reference.md | CRITICAL - Read this first. Essential syntax rules and common mistakes. |
| 02-types-memory.md | Type definitions, type modifiers (inline, copy, enum, async), memory management |
| 03-methods-functions.md | Methods, functions, static vs instance methods, visibility |
| 04-pattern-matching.md | Pattern matching, destructuring, guards, OR patterns |
| 05-error-handling.md | Error handling with try/throw, Result type patterns |
| 06-concurrency.md | Processes, async/await, message passing, Promises |
| 07-data-types.md | Strings, Arrays, Option, Result, slicing |
| 08-control-flow.md | Loops, iteration, mutability and borrowing |
| 09-modules-config.md | Imports, modules, package management, constants, configuration |
| 10-networking.md | HTTP server, TCP client, WebSockets |
| 11-syntax-patterns.md | Additional syntax: comments, closures, operators, strings |
| 12-gotchas.md | IMPORTANT - Common mistakes that cause compile errors |
| 13-best-practices.md | Best practices and performance considerations |
| 14-testing.md | Unit testing with std.test |
| 15-stdlib.md | Standard library reference |
| 16-advanced.md | Advanced patterns, traits, iterators, tips |
| 17-ffi.md | Foreign Function Interface (FFI) for calling C code |
| 18-checklist.md | Code generation checklist for verification |