add clean subcommand to CLI

src/cli.rs

@@ -1,4 +1,4 @@
-use crate::subcommands::{self, BuildArgs, InitArgs};
+use crate::subcommands::{self, BuildArgs, CleanArgs, InitArgs};
 use clap::{Parser, Subcommand};
 use color_eyre::eyre::Result;
 
@@ -18,6 +18,9 @@ pub enum Command {
     Init(InitArgs),
     /// Build the project.
     Build(BuildArgs),
+    /// Clean build artifacts.
+    /// This will remove the `dist` directory.
+    Clean(CleanArgs),
     #[cfg(feature = "zip")]
     /// Build and package the project.
     Package(subcommands::PackageArgs),
@@ -31,6 +34,7 @@ impl Args {
         match &self.cmd {
             Command::Init(args) => subcommands::init(self.verbose, args)?,
             Command::Build(args) => subcommands::build(self.verbose, args)?,
+            Command::Clean(args) => subcommands::clean(self.verbose, args)?,
             #[cfg(feature = "zip")]
             Command::Package(args) => subcommands::package(self.verbose, args)?,
             #[cfg(feature = "lang-debug")]

src/main.rs

@@ -1,12 +1,14 @@
+use std::process::ExitCode;
+
 use clap::Parser;
-use color_eyre::eyre::Result;
 use shulkerscript::cli::Args;
 
-fn main() -> Result<()> {
-    color_eyre::install()?;
+fn main() -> ExitCode {
+    color_eyre::install().unwrap();
     let args = Args::parse();
 
-    args.run()?;
-
-    Ok(())
+    match args.run() {
+        Ok(_) => ExitCode::SUCCESS,
+        Err(_) => ExitCode::FAILURE,
+    }
 }

src/subcommands/clean.rs

@@ -0,0 +1,40 @@
+use std::path::PathBuf;
+
+use color_eyre::eyre::Result;
+use path_absolutize::Absolutize;
+
+use crate::{
+    error::Error,
+    terminal_output::{print_error, print_info},
+};
+
+#[derive(Debug, clap::Args, Clone)]
+pub struct CleanArgs {
+    /// The path of the project to clean.
+    #[clap(default_value = ".")]
+    pub path: PathBuf,
+}
+
+pub fn clean(_verbose: bool, args: &CleanArgs) -> Result<()> {
+    let path = args.path.as_path();
+
+    print_info(&format!(
+        "Cleaning project at {}",
+        path.absolutize_from(path)?.display()
+    ));
+
+    let dist_path = path.join("dist");
+
+    if !path.join("pack.toml").exists() {
+        print_error("The specified directory is not a ShulkerScript project.");
+        return Err(Error::InvalidPackPathError(path.to_path_buf()).into());
+    }
+
+    if dist_path.exists() {
+        std::fs::remove_dir_all(&dist_path)?;
+    }
+
+    print_info("Project cleaned successfully.");
+
+    Ok(())
+}

src/subcommands/mod.rs

@@ -4,6 +4,9 @@ pub use init::{init, InitArgs};
 mod build;
 pub use build::{build, BuildArgs};
 
+mod clean;
+pub use clean::{clean, CleanArgs};
+
 #[cfg(feature = "zip")]
 mod package;
 #[cfg(feature = "zip")]