Add rust extension

This commit is contained in:
Joshua Coles 2025-03-14 17:51:55 +00:00
parent d47b8ca684
commit 93b925f4c5
11 changed files with 467 additions and 25 deletions

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@ -7,7 +7,7 @@ gemspec
gem "rake", "~> 13.0"
gem "rake-compiler"
gem "rake-compiler", "~> 1.2.0"
gem "rspec", "~> 3.0"

87
Gemfile.lock Normal file
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@ -0,0 +1,87 @@
PATH
remote: .
specs:
mcp (0.1.0)
rb_sys (~> 0.9.39)
GEM
remote: https://rubygems.org/
specs:
ast (2.4.2)
diff-lcs (1.6.0)
json (2.10.2)
language_server-protocol (3.17.0.4)
lint_roller (1.1.0)
parallel (1.26.3)
parser (3.3.7.1)
ast (~> 2.4.1)
racc
racc (1.8.1)
rainbow (3.1.1)
rake (13.2.1)
rake-compiler (1.2.9)
rake
rake-compiler-dock (1.9.1)
rb_sys (0.9.111)
rake-compiler-dock (= 1.9.1)
regexp_parser (2.10.0)
rspec (3.13.0)
rspec-core (~> 3.13.0)
rspec-expectations (~> 3.13.0)
rspec-mocks (~> 3.13.0)
rspec-core (3.13.3)
rspec-support (~> 3.13.0)
rspec-expectations (3.13.3)
diff-lcs (>= 1.2.0, < 2.0)
rspec-support (~> 3.13.0)
rspec-mocks (3.13.2)
diff-lcs (>= 1.2.0, < 2.0)
rspec-support (~> 3.13.0)
rspec-support (3.13.2)
rubocop (1.73.2)
json (~> 2.3)
language_server-protocol (~> 3.17.0.2)
lint_roller (~> 1.1.0)
parallel (~> 1.10)
parser (>= 3.3.0.2)
rainbow (>= 2.2.2, < 4.0)
regexp_parser (>= 2.9.3, < 3.0)
rubocop-ast (>= 1.38.0, < 2.0)
ruby-progressbar (~> 1.7)
unicode-display_width (>= 2.4.0, < 4.0)
rubocop-ast (1.38.1)
parser (>= 3.3.1.0)
rubocop-performance (1.24.0)
lint_roller (~> 1.1)
rubocop (>= 1.72.1, < 2.0)
rubocop-ast (>= 1.38.0, < 2.0)
ruby-progressbar (1.13.0)
standard (1.47.0)
language_server-protocol (~> 3.17.0.2)
lint_roller (~> 1.0)
rubocop (~> 1.73.0)
standard-custom (~> 1.0.0)
standard-performance (~> 1.7)
standard-custom (1.0.2)
lint_roller (~> 1.0)
rubocop (~> 1.50)
standard-performance (1.7.0)
lint_roller (~> 1.1)
rubocop-performance (~> 1.24.0)
unicode-display_width (3.1.4)
unicode-emoji (~> 4.0, >= 4.0.4)
unicode-emoji (4.0.4)
PLATFORMS
arm64-darwin-24
ruby
DEPENDENCIES
mcp!
rake (~> 13.0)
rake-compiler (~> 1.2.0)
rspec (~> 3.0)
standard (~> 1.3)
BUNDLED WITH
2.6.2

2
ext/mcp/.gitignore vendored Normal file
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@ -0,0 +1,2 @@
/target
/.idea

347
ext/mcp/Cargo.lock generated Normal file
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@ -0,0 +1,347 @@
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# It is not intended for manual editing.
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10
ext/mcp/Cargo.toml Normal file
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@ -0,0 +1,10 @@
[package]
name = "mcp"
version = "0.1.0"
edition = "2021"
[lib]
crate-type = ["cdylib"]
[dependencies]
magnus = "0.7"

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@ -1,10 +1,6 @@
# frozen_string_literal: true
require "mkmf"
require "rb_sys/mkmf"
# Makes all symbols private by default to avoid unintended conflict
# with other gems. To explicitly export symbols you can use RUBY_FUNC_EXPORTED
# selectively, or entirely remove this flag.
append_cflags("-fvisibility=hidden")
create_makefile("mcp/mcp")
create_rust_makefile("mcp/mcp")

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@ -1,9 +0,0 @@
#include "mcp.h"
VALUE rb_mMcp;
RUBY_FUNC_EXPORTED void
Init_mcp(void)
{
rb_mMcp = rb_define_module("Mcp");
}

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@ -1,6 +0,0 @@
#ifndef MCP_H
#define MCP_H 1
#include "ruby.h"
#endif /* MCP_H */

12
ext/mcp/src/lib.rs Normal file
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@ -0,0 +1,12 @@
use magnus::{function, Error, Ruby};
fn distance(a: (f64, f64), b: (f64, f64)) -> f64 {
((b.0 - a.0).powi(2) + (b.1 - a.1).powi(2)).sqrt()
}
#[magnus::init]
fn init(ruby: &Ruby) -> Result<(), Error> {
ruby.define_global_function("distance", function!(distance, 2));
Ok(())
}

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@ -34,8 +34,11 @@ Gem::Specification.new do |spec|
spec.require_paths = ["lib"]
spec.extensions = ["ext/mcp/extconf.rb"]
# Uncomment to register a new dependency of your gem
# spec.add_dependency "example-gem", "~> 1.0"
# needed until rubygems supports Rust support is out of beta
spec.add_dependency "rb_sys", "~> 0.9.39"
# only needed when developing or packaging your gem
# spec.add_development_dependency "rake-compiler", "~> 1.2.0"
# For more information and examples about making a new gem, check out our
# guide at: https://bundler.io/guides/creating_gem.html

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@ -2,7 +2,7 @@
RSpec.describe Mcp do
it "has a version number" do
expect(Mcp::VERSION).not_to be nil
expect(distance([1, 1], [1, 2])).to eq(1)
end
it "does something useful" do