httpconnector: improve debug

2 files changed, 14 insertions, 3 deletions

diff --git a/src/client/connector.rs b/src/client/connector.rs
index 51b662a..e403317 100644
--- a/src/client/connector.rs
+++ b/src/client/connector.rs
@@ -5,14 +5,14 @@ use std::{thread::sleep, time::Duration};
 
 use crate::executor::{Executor, tasks::IntoTask};
 
-pub(crate) enum Result<T: std::fmt::Display + IntoTask, E: std::fmt::Display> {
+pub(crate) enum Result<T: std::fmt::Display + IntoTask, E: std::fmt::Debug> {
     Ok(T),
     Err(E),
 }
 
 pub(crate) trait Connection {
     type Ok: std::fmt::Display + IntoTask + AsRef<str> = String;
-    type Err: std::fmt::Display;
+    type Err: std::fmt::Debug;
 
     // should use channel to notify update
     fn update(&self) -> Result<Self::Ok, Self::Err>; // None if no update(content is same)
@@ -49,7 +49,17 @@ pub(crate) trait Connection {
                             .unwrap(),
                     );
                 }
-                Result::Err(e) => eprintln!("Error: {}", e),
+                Result::Err(e) => {
+                    #[cfg(debug_assertions)]
+                    std::eprintln!(
+                        "[{}:{}:{}] {} = {:#?}",
+                        std::file!(),
+                        std::line!(),
+                        std::column!(),
+                        std::stringify!(e),
+                        &&e as &dyn std::fmt::Debug,
+                    );
+                }
             }
         }
     }
diff --git a/src/client/connector/connectors/httpconnector.rs b/src/client/connector/connectors/httpconnector.rs
index 5c1cc73..fb97cc4 100644
--- a/src/client/connector/connectors/httpconnector.rs
+++ b/src/client/connector/connectors/httpconnector.rs
@@ -48,6 +48,7 @@ impl HTTPConnector {
     }
 }
 
+#[derive(Debug)]
 pub(crate) enum Err {
     Reqwest(Error),
     StatusCode(StatusCode),