Remove Rust crate from examples (#469)

Author: jeffcharles

Cargo.toml

@@ -2,13 +2,12 @@
 resolver = "2"
 members = ["ext"]
 exclude = [
-    "examples/rust-crate",
     "spec/fixtures/component-types",
     "spec/fixtures/wasi-debug",
     "spec/fixtures/wasi-deterministic",
 ]
 
 [profile.release]
 codegen-units = 1 # more llvm optimizations
-debug = 2 # make perfomance engineers happy
-lto = "thin" # cross-crate inlining
+debug = 2         # make perfomance engineers happy
+lto = "thin"      # cross-crate inlining

examples/rust-crate/.gitignore

@@ -12,10 +12,8 @@ unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ruby_gte_3_0)'] }
 
 [features]
 default = ["tokio", "all-arch", "winch"]
-embed = ["magnus/embed"]
 tokio = ["dep:tokio", "dep:async-timer"]
 all-arch = ["wasmtime/all-arch"]
-ruby-api = []
 winch = ["wasmtime/winch"]
 
 [dependencies]

examples/rust-crate/Cargo.toml

@@ -3,13 +3,8 @@ use magnus::{Error, Ruby};
 mod helpers;
 mod ruby_api;
 
-#[cfg(feature = "ruby-api")]
-pub use ruby_api::*;
-
-#[cfg(not(feature = "ruby-api"))]
 pub(crate) use ruby_api::*;
 
-#[cfg(not(feature = "ruby-api"))] // Let the upstream crate handle this
 rb_sys::set_global_tracking_allocator!();
 
 #[magnus::init]

examples/rust-crate/src/lib.rs

@@ -1,6 +1,3 @@
-# To prevent double loading of this file when `ruby-api` is enabled
-return if defined?(Wasmtime::Component::Result)
-
 module Wasmtime
   module Component
     # Represents a component model's +result<O, E>+ type.

ext/Cargo.toml

@@ -1,8 +1,5 @@
 # frozen_string_literal: true
 
-# To prevent double loading of this file when `ruby-api` is enabled
-return if defined?(Wasmtime::Error)
-
 module Wasmtime
   class Error < StandardError; end
 

ext/src/lib.rs

@@ -12,15 +12,6 @@ namespace :examples do
 
     task all: task_name
   end
-
-  desc "Run rust-crate/"
-  task :rust_crate do
-    Dir.chdir("examples/rust-crate") do
-      sh "cargo test"
-    end
-  end
-
-  task all: :rust_crate
 end
 
 desc "Run all the examples"