leo-lang: init at 3.4.0 (#378105)

maintainers/maintainer-list.nix

@@ -1903,6 +1903,12 @@
     matrix = "@schuelermine:matrix.org";
     keys = [ { fingerprint = "CDBF ECA8 36FE E340 1CEB  58FF BA34 EE1A BA3A 0955"; } ];
   }; # currently on hiatus, please do not ping until this notice is removed (or if it’s been like two years)
+  anstylian = {
+    email = "agathangelos.stylianidis@gmail.com";
+    github = "anstylian";
+    githubId = 11269403;
+    name = "Angelos Stylinidis";
+  };
   anthonyroussel = {
     email = "anthony@roussel.dev";
     github = "anthonyroussel";

pkgs/by-name/le/leo-lang/0001-remove-update-subcommand.patch

@@ -0,0 +1,59 @@
+diff --git i/errors/src/errors/cli/cli_errors.rs w/errors/src/errors/cli/cli_errors.rs
+index 9e3995743b..89617d451d 100644
+--- i/errors/src/errors/cli/cli_errors.rs
++++ w/errors/src/errors/cli/cli_errors.rs
+@@ -328,6 +328,13 @@ create_messages!(
+         help: None,
+     }
+ 
++    @backtraced
++    nix_update_build_error {
++       args: (),
++       msg: format!("Self update is not supported on Nix."),
++       help: Some("Package must be updated via Nix".to_string()),
++    }
++
+     @backtraced
+     custom {
+         args: (msg: impl Display),
+diff --git i/leo/cli/commands/update.rs w/leo/cli/commands/update.rs
+index 156e3ccce3..83dad3139b 100644
+--- i/leo/cli/commands/update.rs
++++ w/leo/cli/commands/update.rs
+@@ -15,7 +15,6 @@
+ // along with the Leo library. If not, see <https://www.gnu.org/licenses/>.
+ 
+ use super::*;
+-use crate::cli::helpers::updater::Updater;
+ 
+ /// Update Leo to the latest version
+ #[derive(Debug, Parser)]
+@@ -47,27 +46,6 @@ impl Command for LeoUpdate {
+     where
+         Self: Sized,
+     {
+-        match self.list {
+-            true => match Updater::show_available_releases() {
+-                Ok(output) => tracing::info!("{output}"),
+-                Err(error) => tracing::info!("Failed to list the available versions of Leo\n{error}\n"),
+-            },
+-            false => {
+-                let result = Updater::update(!self.quiet, self.name);
+-                if !self.quiet {
+-                    match result {
+-                        Ok(status) => {
+-                            if status.uptodate() {
+-                                tracing::info!("\nLeo is already on the latest version")
+-                            } else if status.updated() {
+-                                tracing::info!("\nLeo has updated to version {}", status.version())
+-                            }
+-                        }
+-                        Err(e) => tracing::info!("\nFailed to update Leo to the latest version\n{e}\n"),
+-                    }
+-                }
+-            }
+-        }
+-        Ok(())
++        return Err(CliError::nix_update_build_error().into());
+     }
+ }

pkgs/by-name/le/leo-lang/package.nix

@@ -0,0 +1,55 @@
+{
+  stdenv,
+  lib,
+  fetchFromGitHub,
+  rustPlatform,
+  pkg-config,
+  openssl,
+  nix-update-script,
+  curl,
+  versionCheckHook,
+}:
+
+rustPlatform.buildRustPackage (finalAttrs: {
+  pname = "leo-lang";
+  version = "3.4.0";
+
+  src = fetchFromGitHub {
+    owner = "ProvableHQ";
+    repo = "leo";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-VDhD2devY2GPa2vGbZ0hSg1tIc6WJ5pgyDM6RsSb12U=";
+    fetchSubmodules = true;
+  };
+
+  patches = [ ./0001-remove-update-subcommand.patch ];
+
+  cargoHash = "sha256-PI2DviLVtlNFohRSOkGx7SQd2sh4jMKZKzw7RMKNw+o=";
+
+  nativeBuildInputs = [ pkg-config ];
+
+  buildInputs = [ openssl ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ curl ];
+
+  nativeInstallCheckInputs = [ versionCheckHook ];
+  versionCheckProgram = "${placeholder "out"}/bin/leo";
+  versionCheckProgramArg = "--version";
+  doInstallCheck = true;
+
+  passthru.updateScript = nix-update-script { };
+
+  checkFlags = [
+    "--skip=cli::cli::tests::nested_local_dependency_run_test"
+    "--skip=cli::cli::tests::relaxed_shadowing_run_test"
+    "--skip=cli::cli::tests::relaxed_struct_shadowing_run_test"
+  ];
+
+  meta = {
+    description = "Functional, statically-typed programming language built for writing private applications";
+    homepage = "https://github.com/ProvableHQ/leo";
+    changelog = "https://github.com/ProvableHQ/leo/releases/tag/v${finalAttrs.version}";
+    maintainers = with lib.maintainers; [ anstylian ];
+    mainProgram = "leo";
+    license = lib.licenses.gpl3Only;
+    platforms = lib.platforms.unix;
+  };
+})