rust

flake.nix

@@ -86,6 +86,7 @@
             in {
                 next-web = import ./shells/next-web.nix { inherit pkgs; };
                 jupyter = import ./shells/jupyter.nix { inherit pkgs; };
+                rust = import ./shells/rust/default.nix { inherit pkgs; };
             };
         };
     };

modules/home/vscode.nix

@@ -3,6 +3,18 @@ let
   vsc = pkgs.vscode-extensions;
   inherit (lib) recursiveUpdate;
 
+  rustLibclangPath = pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];
+
+  rustBindgenExtraClangArgs = lib.concatStringsSep " " (
+    (builtins.map (a: ''-I"${a}/include"'') [
+      pkgs.glibc.dev
+    ]) ++ [
+      ''-I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
+      ''-I"${pkgs.glib.dev}/include/glib-2.0"''
+      ''-I${pkgs.glib.out}/lib/glib-2.0/include/''
+    ]
+  );
+
   layers = rec {
     common = {
       extensions = (with vsc; [
@@ -103,6 +115,8 @@ let
       extensions = (with vsc; [
         vscjava.vscode-java-pack
         sonarsource.sonarlint-vscode
+        vscjava.vscode-java-debug
+        redhat.java
       ]);
 
       userSettings = {
@@ -115,8 +129,10 @@ let
           }
         ];
 
-        "java.jdt.ls.vmargs" =
-          "-Xms256m -Xmx2G -XX:+UseG1GC -XX:+UseStringDeduplication";
+        "editor.codeLens" = true;
+        "java.debug.settings.enableRunDebugCodeLens" = true;
+
+        "java.jdt.ls.vmargs" = "-Xms256m -Xmx2G -XX:+UseG1GC -XX:+UseStringDeduplication";
 
         "java.configuration.updateBuildConfiguration" = "interactive";
 
@@ -126,6 +142,49 @@ let
         "maven.executable.path" = "${pkgs.maven}/bin/mvn";
       };
     };
+
+    rust = {
+      extensions = with vsc; [
+        rust-lang.rust-analyzer
+        vadimcn.vscode-lldb
+        serayuzgur.crates
+        tamasfe.even-better-toml
+      ];
+
+      userSettings = {
+        "[rust]" = {
+          "editor.defaultFormatter" = "rust-lang.rust-analyzer";
+          "editor.formatOnSave" = true;
+          "editor.codeActionsOnSave" = {
+            "source.organizeImports" = true;
+            "source.fixAll" = true;
+          };
+        };
+
+        "rust-analyzer.checkOnSave" = true;
+        "rust-analyzer.check.command" = "clippy";
+
+        "rust-analyzer.cargo.buildScripts.enable" = true;
+        "rust-analyzer.procMacro.enable" = true;
+
+        "rust-analyzer.cargo.targetDir" = true;
+
+        "rust-analyzer.cargo.extraEnv" = {
+          "LIBCLANG_PATH" = rustLibclangPath;
+          "BINDGEN_EXTRA_CLANG_ARGS" = rustBindgenExtraClangArgs;
+        };
+
+        "rust-analyzer.lens.enable" = true;
+        "rust-analyzer.lens.implementations.enable" = true;
+        "rust-analyzer.lens.references.adt.enable" = true;
+        "rust-analyzer.lens.references.enumVariant.enable" = true;
+        "rust-analyzer.lens.references.method.enable" = true;
+        "rust-analyzer.lens.references.trait.enable" = true;
+
+        "files.watcherExclude" = { "**/target/**" = true; };
+        "search.exclude" = { "**/target/**" = true; };
+      };
+    };
   };
 
   combine = (ls:
@@ -159,6 +218,8 @@ in {
       jupyter = mkProfile [ layers.common layers.jupyter ] { };
 
       java = mkProfile [ layers.common layers.java ] { };
+
+      rust = mkProfile [ layers.common layers.rust ] { };
     };
   };
 

shells/rust/default.nix

@@ -0,0 +1,49 @@
+# ref: https://nixos.wiki/wiki/Rust
+
+{ pkgs ? import <nixpkgs> {} }:
+  let
+    overrides = (builtins.fromTOML (builtins.readFile ./rust-toolchain.toml));
+    libPath = with pkgs; lib.makeLibraryPath [
+      # load external libraries that you need in your rust project here
+    ];
+in
+  pkgs.mkShell rec {
+    nativeBuildInputs = [ pkgs.pkg-config ];
+    buildInputs = with pkgs; [
+      clang
+      # Replace llvmPackages with llvmPackages_X, where X is the latest LLVM version (at the time of writing, 16)
+      llvmPackages.bintools
+      rustup
+    ];
+
+    RUSTC_VERSION = overrides.toolchain.channel;
+
+    # https://github.com/rust-lang/rust-bindgen#environment-variables
+    LIBCLANG_PATH = pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];
+
+    shellHook = ''
+      export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
+      export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
+      '';
+
+    # Add precompiled library to rustc search path
+    RUSTFLAGS = (builtins.map (a: ''-L ${a}/lib'') [
+      # add libraries here (e.g. pkgs.libvmi)
+    ]);
+
+    LD_LIBRARY_PATH = libPath;
+
+    # Add glibc, clang, glib, and other headers to bindgen search path
+    BINDGEN_EXTRA_CLANG_ARGS =
+    # Includes normal include path
+    (builtins.map (a: ''-I"${a}/include"'') [
+      # add dev libraries here (e.g. pkgs.libvmi.dev)
+      pkgs.glibc.dev
+    ])
+    # Includes with special directory paths
+    ++ [
+      ''-I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
+      ''-I"${pkgs.glib.dev}/include/glib-2.0"''
+      ''-I${pkgs.glib.out}/lib/glib-2.0/include/''
+    ];
+  }

shells/rust/rust-toolchain.toml

@@ -0,0 +1,2 @@
+[toolchain]
+channel = "stable"