Delay Sentry initialization until after we parse the CLI arguments (#1085)

Sources/tart/Root.swift

@@ -31,6 +31,29 @@ struct Root: AsyncParsableCommand {
     ])
 
   public static func main() async throws {
+    // Add commands that are only available on specific macOS versions
+    if #available(macOS 14, *) {
+      configuration.subcommands.append(Suspend.self)
+    }
+
+    // Ensure the default SIGINT handled is disabled,
+    // otherwise there's a race between two handlers
+    signal(SIGINT, SIG_IGN);
+    // Handle cancellation by Ctrl+C ourselves
+    let task = withUnsafeCurrentTask { $0 }!
+    let sigintSrc = DispatchSource.makeSignalSource(signal: SIGINT)
+    sigintSrc.setEventHandler {
+      task.cancel()
+    }
+    sigintSrc.activate()
+
+    // Set line-buffered output for stdout
+    setlinebuf(stdout)
+
+    do {
+      // Parse command
+      var command = try parseAsRoot()
+
       // Initialize Sentry
       if let dsn = ProcessInfo.processInfo.environment["SENTRY_DSN"] {
         SentrySDK.start { options in
@@ -64,29 +87,6 @@ struct Root: AsyncParsableCommand {
         }
       }
 
-    // Add commands that are only available on specific macOS versions
-    if #available(macOS 14, *) {
-      configuration.subcommands.append(Suspend.self)
-    }
-
-    // Ensure the default SIGINT handled is disabled,
-    // otherwise there's a race between two handlers
-    signal(SIGINT, SIG_IGN);
-    // Handle cancellation by Ctrl+C ourselves
-    let task = withUnsafeCurrentTask { $0 }!
-    let sigintSrc = DispatchSource.makeSignalSource(signal: SIGINT)
-    sigintSrc.setEventHandler {
-      task.cancel()
-    }
-    sigintSrc.activate()
-
-    // Set line-buffered output for stdout
-    setlinebuf(stdout)
-
-    // Parse and run command
-    do {
-      var command = try parseAsRoot()
-
       // Run garbage-collection before each command (shouldn't take too long)
       if type(of: command) != type(of: Pull()) && type(of: command) != type(of: Clone()){
         do {
@@ -96,6 +96,7 @@ struct Root: AsyncParsableCommand {
         }
       }
 
+      // Run command
       if var asyncCommand = command as? AsyncParsableCommand {
         try await asyncCommand.run()
       } else {