feat: add diagnostics to prove code is buggy

1 files changed, 12 insertions, 0 deletions

diff --git a/main.go b/main.go
index a3ee0cf..33989df 100644
--- a/main.go
+++ b/main.go
@@ -51,6 +51,8 @@ func main() {
 	seen := make(map[url.URL]bool)
 	i := 1
 
+	// FIXME: unfortunately, this example leaks, but I don't know
+	// how to fix that yet.
 loop:
 	for list := range worklist {
 		for _, u := range list {
@@ -73,6 +75,16 @@ loop:
 			}
 		}
 	}
+
+	// For now, print out some diagnostics that prove that there
+	// are still pending sends on the worklist channel.
+	for batch := range worklist {
+		fmt.Printf("%d\n", len(batch))
+
+		for _, u := range batch {
+			fmt.Printf("-- %s\n", &u)
+		}
+	}
 }
 
 func crawl(ctx context.Context, u url.URL) []url.URL {