remove quick_error

quick_error used the deprecated Error::cause interface, therefore we
want to use our own error enums with proper methods.

1 files changed, 0 insertions, 6 deletions

diff --git a/src/output.rs b/src/output.rs
index f6e9bc4..9406571 100644
--- a/src/output.rs
+++ b/src/output.rs
@@ -78,9 +78,6 @@ pub fn show_error<E: Error + ?Sized>(error: &E) -> io::Result<()> {
     writeln!(stderr, " {}", error)?;
 
     let mut source = error.source();
-    if source.is_none() {
-        source = error.cause();
-    }
     while let Some(s) = source {
         stderr.set_color(&error_color)?;
         write!(stderr, "  [caused by]")?;
@@ -88,9 +85,6 @@ pub fn show_error<E: Error + ?Sized>(error: &E) -> io::Result<()> {
         writeln!(stderr, " {}", s)?;
 
         source = s.source();
-        if source.is_none() {
-            source = s.cause();
-        }
     }
     Ok(())
 }