Merge pull request #985 from candy-lang/support-nix

Support Nix

.envrc

@@ -0,0 +1,3 @@
+# https://direnv.net
+
+use flake

compiler/backend_inkwell/src/lib.rs

@@ -85,11 +85,11 @@ impl<'ctx> LlvmCandyModule<'ctx> {
     pub fn compile_obj_and_link(
         &self,
         path: &str,
-        build_rt: bool,
+        build_runtime: bool,
         debug: bool,
         linker: &str,
     ) -> Result<(), std::io::Error> {
-        if build_rt {
+        if build_runtime {
             std::process::Command::new("make")
                 .args(["-C", "compiler/backend_inkwell/candy_runtime/", "clean"])
                 .spawn()?

compiler/cli/src/inkwell.rs

@@ -101,7 +101,7 @@ pub fn compile(options: &Options) -> ProgramResult {
     llvm_candy_module
         .compile_obj_and_link(&path, options.build_runtime, options.debug, &options.linker)
         .map_err(|err| {
-            error!("Failed to compile and link executable: {}", err);
+            error!("Failed to compile and link executable: {err}");
             Exit::ExternalError
         })?;
 

flake.nix

@@ -0,0 +1,46 @@
+{
+  description = "Development environment for working on the Candy compiler";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, rust-overlay }:
+    let
+      overlays = [
+        rust-overlay.overlays.default
+        (final: prev: {
+          rustToolchain =
+            prev.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
+        })
+      ];
+    in flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit overlays system;
+          config = { };
+        };
+      in {
+        devShell = with pkgs;
+          mkShell {
+            LLVM_SYS_150_PREFIX = "${pkgs.llvmPackages_15.llvm.dev}";
+            RUSTC_WRAPPER = "sccache";
+            RUSTFLAGS = "-C link-arg=-fuse-ld=mold";
+            buildInputs = [
+              libffi
+              llvmPackages_15.bintools
+              llvmPackages_15.clangUseLLVM
+              llvmPackages_15.llvm
+              mold
+              rustToolchain
+              rust-analyzer
+              sccache
+            ];
+          };
+      });
+}

old-packages/name_checker/pubspec.lock

@@ -49,24 +49,8 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.10.0"
-  basics:
-    dependency: "direct main"
-    description:
-      name: basics
-      sha256: a80dc3eab04567380c76ff2533ae56ba13874c77ee547cef956893aed9375c2e
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.4.0+1"
-  characters:
-    dependency: "direct main"
-    description:
-      name: characters
-      sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.3.0"
   collection:
-    dependency: "direct main"
+    dependency: transitive
     description:
       name: collection
       sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
@@ -185,16 +169,8 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.1"
-  matcher:
-    dependency: transitive
-    description:
-      name: matcher
-      sha256: c94db23593b89766cda57aab9ac311e3616cf87c6fa4e9749df032f66f30dcb8
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.12.14"
   meta:
-    dependency: "direct main"
+    dependency: transitive
     description:
       name: meta
       sha256: "12307e7f0605ce3da64cf0db90e5fcab0869f3ca03f76be6bb2991ce0a55e82b"
@@ -257,14 +233,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.2.4"
-  quiver:
-    dependency: transitive
-    description:
-      name: quiver
-      sha256: e83f7ad1e6375da1400b54eea8793bba804d1731d68c5694490bf9296cd3ca24
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.1.5"
   retry:
     dependency: "direct main"
     description:
@@ -281,14 +249,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
-  stack_trace:
-    dependency: transitive
-    description:
-      name: stack_trace
-      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.11.0"
   string_scanner:
     dependency: transitive
     description:
@@ -338,4 +298,4 @@ packages:
     source: hosted
     version: "3.1.1"
 sdks:
-  dart: ">=2.19.0 <3.0.0"
+  dart: ">=2.19.0 <4.0.0"

old-packages/name_checker/pubspec.yaml

@@ -5,11 +5,7 @@ environment:
   sdk: '>=2.18.0 <3.0.0'
 
 dependencies:
-  basics: ^0.4.0
-  characters: ^1.0.0
-  collection: ^1.14.12
   http: ^0.13.5
-  meta: ^1.1.8
   retry: ^3.1.0
 
 dev_dependencies:

rust-toolchain.toml

@@ -1,4 +1,4 @@
 [toolchain]
 channel = "nightly-2024-02-22"
 profile = "minimal"
-components = ["clippy", "rustfmt"]
+components = ["clippy", "rust-src", "rustfmt"]