verify specified network adapters actually existmain

1 files changed, 8 insertions, 4 deletions

diff --git a/src/error.rs b/src/error.rs
index 1b71511..7d1700f 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -17,7 +17,8 @@ pub enum AppError {
     InvalidResponse { url: Url, reason: String },
     InvalidHttpHeader(String),
     UnableToGetHomeDirectory(GetHomeError),
-    NetworkInterfaceError(NetworkInterfaceError),
+    UnableToListNetworkInterfaces(NetworkInterfaceError),
+    UnableToFindNetworkInterface(String),
 }
 
 impl fmt::Display for AppError {
@@ -43,8 +44,11 @@ impl fmt::Display for AppError {
             Self::UnableToGetHomeDirectory(err) => {
                 write!(f, "Failed to get home directory: {}", err)
             }
-            Self::NetworkInterfaceError(err) => {
-                write!(f, "Network interface error: {}", err)
+            Self::UnableToListNetworkInterfaces(err) => {
+                write!(f, "Unable to list network interfaces: {}", err)
+            }
+            Self::UnableToFindNetworkInterface(err) => {
+                write!(f, "Unable to find network interface: {}", err)
             }
         }
     }
@@ -56,7 +60,7 @@ impl std::error::Error for AppError {
             Self::IoError(err) => Some(err),
             Self::ConfigParseError { source, .. } => Some(source),
             Self::RequestFailed { source, .. } => Some(source),
-            Self::NetworkInterfaceError(err) => Some(err),
+            Self::UnableToListNetworkInterfaces(err) => Some(err),
             _ => None,
         }
     }