feat: move var setting in args to macro, add justfile (#20)

crates/spuz_wrench/src/internal.rs

@@ -5,6 +5,8 @@ use itertools::Itertools;
 use spuz_spawner::{LaunchMod, Layer};
 use tracing::debug;
 
+use crate::set_vars;
+
 cfg_if! {
 	if #[cfg(target_os = "windows")] {
 		const SEP: &str = ";";
@@ -36,9 +38,8 @@ where
 				it.as_ref().to_string_lossy().into_owned()
 			})
 			.join(SEP);
-		for arg in &mut *launch_mod.java_args {
-			*arg = arg.replace("${classpath}", &cp);
-		}
+
+		set_vars!(launch_mod.java_args, "classpath", &cp);
 		debug!("{len} items added to the classpath");
 	}
 }
@@ -49,9 +50,7 @@ pub struct NativesDir<'a>(pub &'a Path);
 impl<'a> Layer for NativesDir<'a> {
 	fn apply(self, launch_mod: &mut LaunchMod) {
 		let str_path = self.0.to_string_lossy();
-		for arg in &mut *launch_mod.java_args {
-			*arg = arg.replace("${natives_directory}", &str_path);
-		}
+		set_vars!(launch_mod.java_args, "natives_directory", &str_path);
 		debug!("Library(natives) path set to {:?}", self.0);
 	}
 }
@@ -65,12 +64,12 @@ pub struct VersionInfo<'a> {
 
 impl Layer for VersionInfo<'_> {
 	fn apply(self, launch_mod: &mut LaunchMod) {
-		for arg in &mut *launch_mod.app_args {
-			*arg = arg.replace("${version_name}", self.id);
-			*arg = arg.replace("${version_type}", self.version_type);
-			*arg = arg.replace("${user_type}", "msa");
-			*arg = arg.replace("${assets_index_name}", self.asset_index_id);
-		}
+		set_vars!(launch_mod.app_args, {
+			"version_name" => self.id,
+			"version_type" => self.version_type,
+			"user_type" => "msa",
+			"assets_index_name" => self.asset_index_id,
+		});
 	}
 }
 
@@ -80,9 +79,7 @@ pub struct AssersDir<'a>(pub &'a Path);
 impl<'a> Layer for AssersDir<'a> {
 	fn apply(self, launch_mod: &mut LaunchMod) {
 		let str_path = self.0.to_string_lossy();
-		for arg in &mut *launch_mod.app_args {
-			*arg = arg.replace("${assets_root}", &str_path);
-		}
+		set_vars!(launch_mod.app_args, "assets_root", &str_path);
 		debug!("Assets directory set to {:?}", &self.0);
 	}
 }
@@ -93,9 +90,7 @@ pub struct GameDir<'a>(pub &'a Path);
 impl<'a> Layer for GameDir<'a> {
 	fn apply(self, launch_mod: &mut LaunchMod) {
 		let str_path = self.0.to_string_lossy();
-		for arg in &mut *launch_mod.app_args {
-			*arg = arg.replace("${game_directory}", &str_path);
-		}
+		set_vars!(launch_mod.app_args, "game_directory", &str_path);
 		debug!("Game(instance) directory set to {:?}", &self.0);
 	}
 }

crates/spuz_wrench/src/lib.rs

@@ -1,4 +1,5 @@
 mod internal;
+pub mod macros;
 mod mandep;
 mod opts;
 

crates/spuz_wrench/src/macros.rs

@@ -0,0 +1,13 @@
+#[macro_export]
+macro_rules! set_vars {
+	($target:expr, $name:literal, $value:expr) => {
+		for arg in &mut *$target {
+		    *arg = arg.replace(concat!("${", $name, "}"), $value);
+	    }
+	};
+    ($target:expr, { $($name:literal => $value:expr,)* }) => {
+	    for arg in &mut *$target {
+		    $(*arg = arg.replace(concat!("${", $name, "}"), $value);)*
+	    }
+    };
+}

crates/spuz_wrench/src/mandep.rs

@@ -59,11 +59,11 @@ impl<'a> Layer for ManifestLayer<'a> {
 }
 
 fn push_modern_arguments(rulcomp: &RuleCompilance, args: &Arguments, launch_mod: &mut LaunchMod) {
-	for arg in args.jvm.iter() {
+	for arg in &args.jvm {
 		push_modern_arg(rulcomp, launch_mod.java_args, arg);
 	}
 
-	for arg in args.game.iter() {
+	for arg in &args.game {
 		push_modern_arg(rulcomp, launch_mod.app_args, arg);
 	}
 }

justfile

@@ -0,0 +1,6 @@
+fmt:
+	cargo +nightly fmt --all
+
+lint:
+	cargo clippy --all-targets --all-features -- -D warnings
+	cargo +nightly fmt --all -- --check