Detect if no path exists

2022-10-22 18:41:40 +02:00 · 2022-10-22 18:41:40 +02:00 · 0d4087fdde
commit 0d4087fdde
parent 179e6b74a5
1 changed files with 5 additions and 6 deletions
--- a/brood/src/commands/path.rs
+++ b/brood/src/commands/path.rs
@ -127,12 +127,11 @@ fn dijkstra(
        };
    }
    steps.reverse();
-    Some(steps)
-    // if steps.first() == Some(&from_idx) {
-    //     Some(steps)
-    // } else {
-    //     None
-    // }
+    if steps.first() == Some(&from_idx) {
+        Some(steps)
+    } else {
+        None
+    }
 }

 pub fn path(datafile: &Path, from: &str, to: &str) -> io::Result<()> {