feat: use a Rust tool to do the PATH manipulations

Overkill? Yes. Fuck bash? Also yes.

1 files changed, 38 insertions, 0 deletions

diff --git a/scripts/native-utils/src/split_path.rs b/scripts/native-utils/src/split_path.rs
new file mode 100644
index 0000000..dd10745
--- /dev/null
+++ b/scripts/native-utils/src/split_path.rs
@@ -0,0 +1,38 @@
+use std::env;
+
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+struct Args {
+  #[arg(long)]
+  automount_root: String,
+
+  #[arg(long)]
+  include_interop: bool,
+}
+
+fn main() -> anyhow::Result<()> {
+  let args = Args::parse();
+
+  let path = env::var("PATH")?;
+
+  let mut native = vec![];
+  let mut interop = vec![];
+
+  for part in path.split(':') {
+    if part.starts_with(&args.automount_root) {
+      interop.push(part);
+    } else {
+      native.push(part);
+    }
+  }
+
+  if args.include_interop {
+    native.extend(&interop);
+  };
+
+  println!("export PATH='{}'", native.join(":"));
+  println!("export WSLPATH='{}'", interop.join(":"));
+
+  Ok(())
+}