autocommit 2022-01-08 19:02:10 CET

src/utils/buffd/parser.rs

@@ -59,7 +59,7 @@ impl<'a, 'b> MsgParser<'a, 'b> {
 
     #[allow(dead_code)]
     pub fn fixed(&mut self) -> Result<Fixed, MsgParserError> {
-        self.int().map(|i| Fixed(i))
+        self.int().map(Fixed)
     }
 
     pub fn string(&mut self) -> Result<&'b BStr, MsgParserError> {

src/utils/errorfmt.rs

@@ -0,0 +1,21 @@
+use std::error::Error;
+use std::fmt::{Display, Formatter};
+
+pub struct ErrorFmt<E>(pub E);
+
+impl<E: Error> Display for ErrorFmt<E> {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        let mut e_opt = Some(&self.0 as &dyn Error);
+        let mut first = true;
+        while let Some(e) = e_opt {
+            if first {
+                write!(f, "{}", e)?;
+                first = false;
+            } else {
+                write!(f, ": {}", e)?;
+            }
+            e_opt = e.source();
+        }
+        Ok(())
+    }
+}

src/utils/mod.rs

@@ -1,6 +1,7 @@
 pub mod asyncevent;
 pub mod buffd;
 pub mod copyhashmap;
+pub mod errorfmt;
 pub mod linkedlist;
 pub mod numcell;
 pub mod oneshot;