fix(types): Switch port location failed on port channel interfaces

harmony_types/Cargo.toml

@@ -9,3 +9,4 @@ license.workspace = true
 serde.workspace = true
 url.workspace = true
 rand.workspace = true
+log.workspace = true

harmony_types/src/switch.rs

@@ -1,5 +1,5 @@
 use std::{fmt, str::FromStr};
-
+use log::trace;
 use serde::Serialize;
 
 /// Simple error type for port parsing failures.
@@ -72,6 +72,11 @@ impl FromStr for PortLocation {
 pub enum PortDeclaration {
     /// A single switch port defined by its location. Example: `PortDeclaration::Single(1/1/1)`
     Single(PortLocation),
+    /// A Named port, often used for virtual ports such as PortChannels. Example
+    /// ```rust
+    /// PortDeclaration::Named("1".to_string())
+    /// ```
+    Named(String),
     /// A strictly sequential range defined by two endpoints using the hyphen separator (`-`).
     /// All ports between the endpoints (inclusive) are implicitly included.
     /// Example: `PortDeclaration::Range(1/1/1, 1/1/4)`
@@ -132,8 +137,14 @@ impl PortDeclaration {
             return Ok(PortDeclaration::Set(start_port, end_port));
         }
 
-        let location = PortLocation::from_str(port_str)?;
-        Ok(PortDeclaration::Single(location))
+        match PortLocation::from_str(port_str) {
+            Ok(loc) => Ok(PortDeclaration::Single(loc)),
+            Err(e) => {
+                trace!("Failed to parse PortLocation {port_str} : {e}");
+                trace!("Falling back on named port");
+                Ok(PortDeclaration::Named(port_str.to_string()))
+            }
+        }
     }
 }
 
@@ -143,6 +154,7 @@ impl fmt::Display for PortDeclaration {
             PortDeclaration::Single(port) => write!(f, "{port}"),
             PortDeclaration::Range(start, end) => write!(f, "{start}-{end}"),
             PortDeclaration::Set(start, end) => write!(f, "{start}*{end}"),
+            PortDeclaration::Named(name) => write!(f, "{name}"),
         }
     }
 }