Add debug options for resources-processes

Cargo.toml

@@ -29,7 +29,6 @@ plotters = { version = "0.3.6", default-features = false, features = [
     "area_series",
 ] }
 plotters-cairo = "0.7.0"
-rmp-serde = "1.3.0"
 rust-ini = "0.21.0"
 gtk-macros = "0.3.0"
 strum = "0.26.3"
@@ -38,3 +37,6 @@ hashbrown = "0.14.5"
 paste = "1.0.15"
 num_cpus = "1.16.0"
 async-channel = "2.3.1"
+clap = { version = "4.5.11", features = ["derive"] }
+ron = "0.8.1"
+rmp-serde = "1.3.0"

src/bin/resources-processes.rs

@@ -1,25 +1,59 @@
 use anyhow::Result;
 use process_data::ProcessData;
+use ron::ser::PrettyConfig;
 use std::io::{Read, Write};
 
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(version, about)]
+struct Args {
+    /// Output once and then exit
+    #[arg(short, long, default_value_t = false)]
+    once: bool,
+
+    /// Use Rusty Object Notation (use this only for debugging this binary on its own, Resources won't be able to decode RON)
+    #[arg(short, long, default_value_t = false)]
+    ron: bool,
+}
+
 fn main() -> Result<()> {
+    let args = Args::parse();
+
+    if args.once {
+        output(args.ron)?;
+        return Ok(());
+    }
+
     loop {
         let mut buffer = [0; 1];
 
         std::io::stdin().read_exact(&mut buffer)?;
 
-        let data = ProcessData::all_process_data()?;
-        let encoded = rmp_serde::encode::to_vec(&*data)?;
+        output(args.ron)?;
+    }
+}
+
+fn output(ron: bool) -> Result<()> {
+    let data = ProcessData::all_process_data()?;
 
-        let len_byte_array = encoded.len().to_le_bytes();
+    let encoded = if ron {
+        ron::ser::to_string_pretty(&data, PrettyConfig::default())?
+            .as_bytes()
+            .to_vec()
+    } else {
+        rmp_serde::to_vec(&data)?
+    };
 
-        let stdout = std::io::stdout();
-        let mut handle = stdout.lock();
+    let len_byte_array = encoded.len().to_le_bytes();
 
-        handle.write_all(&len_byte_array)?;
+    let stdout = std::io::stdout();
+    let mut handle = stdout.lock();
 
-        handle.write_all(&encoded)?;
+    handle.write_all(&len_byte_array)?;
 
-        handle.flush()?;
-    }
+    handle.write_all(&encoded)?;
+
+    handle.flush()?;
+    Ok(())
 }

src/utils/process.rs

@@ -27,7 +27,7 @@ static OTHER_PROCESS: LazyLock<Mutex<(ChildStdin, ChildStdout)>> = LazyLock::new
     };
 
     let child = if *IS_FLATPAK {
-        debug!("Spawning resources-processes in Flatpak mode");
+        debug!("Spawning resources-processes in Flatpak mode ({proxy_path})");
         Command::new(FLATPAK_SPAWN)
             .args(["--host", proxy_path.as_str()])
             .stdin(Stdio::piped())
@@ -36,7 +36,7 @@ static OTHER_PROCESS: LazyLock<Mutex<(ChildStdin, ChildStdout)>> = LazyLock::new
             .spawn()
             .unwrap()
     } else {
-        debug!("Spawning resources-processes in native mode");
+        debug!("Spawning resources-processes in native mode ({proxy_path})");
         Command::new(proxy_path)
             .stdin(Stdio::piped())
             .stdout(Stdio::piped())
@@ -123,8 +123,7 @@ impl Process {
             output_bytes
         };
 
-        rmp_serde::from_slice::<Vec<ProcessData>>(&output)
-            .context("error decoding resources-processes' output")
+        rmp_serde::from_slice(&output).context("error decoding resources-processes' output")
     }
 
     pub fn from_process_data(process_data: ProcessData) -> Self {