fix(find): Fallback to fd if fdfind is not found

Cargo.lock

@@ -1381,7 +1381,7 @@ checksum = "bb20dcc30536a1508e75d47dd0e399bb2fe7354dcf35cda9127f2bf1ed92e30e"
 
 [[package]]
 name = "pop-launcher"
-version = "1.0.1"
+version = "1.0.2"
 dependencies = [
  "blocking",
  "const_format",
@@ -1404,7 +1404,7 @@ dependencies = [
 
 [[package]]
 name = "pop-launcher-plugins"
-version = "1.0.1"
+version = "1.0.2"
 dependencies = [
  "async-pidfd",
  "fork",
@@ -1435,7 +1435,7 @@ dependencies = [
 
 [[package]]
 name = "pop-launcher-service"
-version = "1.0.1"
+version = "1.0.2"
 dependencies = [
  "anyhow",
  "async-io",

plugins/src/find/mod.rs

@@ -207,21 +207,29 @@ impl SearchContext {
     }
 }
 
-/// Submits the search query to `fdfind`, and returns its stdout pipe.
+/// Submits the search query to `fdfind`, and returns its stdout pipe. Falls
+/// back to fdfind if it cannot be spawned.
 async fn query(arg: &str) -> io::Result<(Child, ChildStdout)> {
-    let mut child = Command::new("fdfind")
-        .arg("-i")
-        .arg(arg)
-        .stdin(Stdio::null())
-        .stdout(Stdio::piped())
-        .stderr(Stdio::null())
-        .spawn()?;
+    // Closure to spawn the process
+    let spawn = |cmd: &str| -> io::Result<Child> {
+        Command::new(cmd)
+            .arg("-i")
+            .arg(arg)
+            .stdin(Stdio::null())
+            .stdout(Stdio::piped())
+            .stderr(Stdio::null())
+            .spawn()
+    };
 
-    match child.stdout.take() {
-        Some(stdout) => Ok((child, stdout)),
-        None => Err(io::Error::new(
-            io::ErrorKind::BrokenPipe,
-            "stdout pipe is missing",
-        )),
-    }
+    // Try fdfind first, then fall back to fd
+    let mut child = match spawn("fdfind") {
+        Err(why) if why.kind() == io::ErrorKind::NotFound => spawn("fd"),
+        result => result,
+    }?;
+
+    child
+        .stdout
+        .take()
+        .map(move |stdout| (child, stdout))
+        .ok_or_else(|| io::Error::new(io::ErrorKind::BrokenPipe, "stdout pipe is missing"))
 }