Initial commit

src-tauri/src/process.rs

@@ -0,0 +1,62 @@
+use std::ffi::{OsStr, OsString};
+
+#[cfg(windows)]
+use std::path::Path;
+
+#[cfg(windows)]
+const CREATE_NO_WINDOW: u32 = 0x0800_0000;
+
+pub fn configure_tokio_command(
+    command: &mut tokio::process::Command,
+) -> &mut tokio::process::Command {
+    #[cfg(windows)]
+    {
+        command.creation_flags(CREATE_NO_WINDOW);
+    }
+
+    command
+}
+
+#[cfg(windows)]
+fn maybe_windows_cmd_shim(program: &OsStr) -> Option<OsString> {
+    let path = Path::new(program);
+    if path.components().count() != 1 || path.extension().is_some() {
+        return None;
+    }
+
+    let raw = program.to_string_lossy();
+    let normalized = raw.to_ascii_lowercase();
+    let needs_cmd_shim = matches!(
+        normalized.as_str(),
+        "npm" | "npx" | "pnpm" | "pnpx" | "yarn" | "yarnpkg" | "corepack"
+    );
+
+    if needs_cmd_shim {
+        Some(OsString::from(format!("{raw}.cmd")))
+    } else {
+        None
+    }
+}
+
+pub fn normalized_program<S>(program: S) -> OsString
+where
+    S: AsRef<OsStr>,
+{
+    #[cfg(windows)]
+    {
+        if let Some(shimmed) = maybe_windows_cmd_shim(program.as_ref()) {
+            return shimmed;
+        }
+    }
+
+    program.as_ref().to_os_string()
+}
+
+pub fn tokio_command<S>(program: S) -> tokio::process::Command
+where
+    S: AsRef<OsStr>,
+{
+    let mut command = tokio::process::Command::new(normalized_program(program));
+    configure_tokio_command(&mut command);
+    command
+}