{
description = "Theater - A WebAssembly Component Model Runtime and Actor System";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-utils.url = "github:numtide/flake-utils";
crane = {
url = "github:ipetkov/crane";
};
};
outputs = { self, nixpkgs, rust-overlay, flake-utils, crane, ... }:
flake-utils.lib.eachDefaultSystem (system:
let
overlays = [ (import rust-overlay) ];
pkgs = import nixpkgs {
inherit system overlays;
};
# Updated to Rust 1.81.0 for cranelift-entity
rustToolchain = pkgs.rust-bin.stable."1.82.0".default.override {
extensions = [
"rust-src"
"rust-analyzer"
"clippy"
"rustfmt"
];
};
# Setup crane lib
craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchain;
# Common arguments can be set here to avoid repetition
commonArgs = {
src = craneLib.cleanCargoSource (craneLib.path ./.);
buildInputs = with pkgs; [
pkg-config
openssl
];
# Add LLVM dependencies for wasmtime
nativeBuildInputs = with pkgs; [
llvmPackages.llvm
llvmPackages.clang
cmake
];
};
# Build the cargo artifacts
cargoArtifacts = craneLib.buildDepsOnly commonArgs;
in
{
checks = {
# Build the crate as part of `nix flake check`
build = craneLib.buildPackage (commonArgs // {
inherit cargoArtifacts;
});
# Run clippy (and deny all warnings) on the crate source,
# again, resuing the dependency artifacts from above.
clippy = craneLib.cargoClippy (commonArgs // {
inherit cargoArtifacts;
cargoClippyExtraArgs = "-- --deny warnings";
});
# Check formatting
fmt = craneLib.cargoFmt {
src = ./.;
};
};
packages.default = craneLib.buildPackage (commonArgs // {
inherit cargoArtifacts;
});
apps.default = flake-utils.lib.mkApp {
drv = self.packages.${system}.default;
};
devShells.default = pkgs.mkShell {
inputsFrom = builtins.attrValues self.checks.${system};
# Additional development tools
buildInputs = with pkgs; [
rustToolchain
pkg-config
openssl
curl
llvmPackages.llvm
llvmPackages.clang
cmake
# Development tools
cargo-watch
cargo-edit
cargo-audit
cargo-expand
cargo-udeps
# Helpful for documentation
mdbook
];
# Environment variables
shellHook = ''
export RUST_SRC_PATH="${rustToolchain}/lib/rustlib/src/rust/library"
# Required for wasmtime build
export LIBCLANG_PATH="${pkgs.llvmPackages.libclang.lib}/lib"
# Print some helpful information
echo "🎠Theater Development Environment"
echo "Rust toolchain: $(rustc --version)"
echo "Cargo: $(cargo --version)"
echo ""
echo "Available commands:"
echo " cargo build - Build the project"
echo " cargo test - Run tests"
echo " cargo clippy - Run linter"
echo " cargo fmt - Format code"
echo " cargo watch - Watch for changes"
echo ""
'';
};
});
}