#+title: Building Spin components in Rust
#+date:[2023-11-21 Tue]
#+author: HaQadosch
#+startup: indent
#+note: based on https://developer.fermyon.com/spin/v2/rust-components
* Org shortcuts
** Footnotes
- create footnote :: ~C-c C-x f~
- jump to the footnote ref :: ~C-c C-c~
* Prerequisites
Make sure you have all the *templates*
#+name: check templates
#+begin_src shell
  spin templates install --git https://github.com/fermyon/spin --update
#+end_src

#+RESULTS: check templates
: Copying remote template source
: Installing template http-zig...
: Installing template redis-rust...
: Installing template http-empty...
: Installing template redis-go...
: Installing template http-rust...
: Installing template http-grain...
: Installing template http-c...
: Installing template http-go...
: Installing template http-php...
: Installing template static-fileserver...
: Installing template http-swift...
: Installing template redirect...
: Installed 12 template(s)
:
: +------------------------------------------------------------------------+
: | Name                Description                                        |
: +========================================================================+
: | http-c              HTTP request handler using C and the Zig toolchain |
: | http-empty          HTTP application with no components                |
: | http-go             HTTP request handler using (Tiny)Go                |
: | http-grain          HTTP request handler using Grain                   |
: | http-php            HTTP request handler using PHP                     |
: | http-rust           HTTP request handler using Rust                    |
: | http-swift          HTTP request handler using SwiftWasm               |
: | http-zig            HTTP request handler using Zig                     |
: | redirect            Redirects a HTTP route                             |
: | redis-go            Redis message handler using (Tiny)Go               |
: | redis-rust          Redis message handler using Rust                   |
: | static-fileserver   Serves static files from an asset directory        |
: +------------------------------------------------------------------------+

Spin component need ~wasm32-wasi~ target for *Rust*
#+name: target for Rust
#+begin_src shell
  rustup target add wasm32-wasi
#+end_src

#+RESULTS: target for Rust
: info: component 'rust-std' for target 'wasm32-wasi' is up to date
* HTTP Components