impl FromStr for NeighbourState

Author: Gilnaa

src/neighbour/state.rs

@@ -76,3 +76,35 @@ impl std::fmt::Display for NeighbourState {
         }
     }
 }
+
+impl std::str::FromStr for NeighbourState {
+    type Err = NeighbourStateParseError;
+
+    fn from_str(state: &str) -> Result<Self, Self::Err> {
+        let state = match state {
+            "incomplete" => Self::Incomplete,
+            "reachable" => Self::Reachable,
+            "stale" => Self::Stale,
+            "delay" => Self::Delay,
+            "probe" => Self::Probe,
+            "failed" => Self::Failed,
+            "noarp" => Self::Noarp,
+            "permanent" => Self::Permanent,
+            "none" => Self::None,
+            _ => return Err(NeighbourStateParseError),
+        };
+
+        Ok(state)
+    }
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub struct NeighbourStateParseError;
+
+impl std::fmt::Display for NeighbourStateParseError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "invalid neighbour state")
+    }
+}
+
+impl std::error::Error for NeighbourStateParseError {}