remove error::trace

Author: s3bk

pdf/src/error.rs

@@ -184,9 +184,6 @@ pub enum PdfError {
     Invalid,
 }
 impl PdfError {
-    pub fn trace(&self) {
-        trace(self, 0);
-    }
     pub fn is_eof(&self) -> bool {
         match self {
             PdfError::EOF => true,
@@ -205,13 +202,6 @@ impl globalcache::ValueSize for PdfError {
     }
 }
 
-fn trace(err: &dyn Error, depth: usize) {
-    println!("{}: {}", depth, err);
-    if let Some(source) = err.source() {
-        trace(source, depth+1);
-    }
-}
-
 #[derive(Debug)]
 pub struct Context(pub Vec<(&'static str, String)>);
 impl std::fmt::Display for Context {

pdf/tests/integration.rs

@@ -12,7 +12,6 @@ macro_rules! run {
         match $e {
             Ok(v) => v,
             Err(e) => {
-                e.trace();
                 panic!("{}", e);
             }
         }