librustdoc: Remove all uses of {:?}.

src/librustdoc/clean/mod.rs

@@ -1251,7 +1251,7 @@ impl Clean<Type> for ast::Ty {
             TyBareFn(ref barefn) => BareFunction(box barefn.clean(cx)),
             TyParen(ref ty) => ty.clean(cx),
             TyBot => Bottom,
-            ref x => fail!("Unimplemented type {:?}", x),
+            ref x => fail!("Unimplemented type {}", x),
         }
     }
 }
@@ -1575,7 +1575,7 @@ impl Clean<VariantKind> for ast::VariantKind {
     }
 }
 
-#[deriving(Clone, Encodable, Decodable)]
+#[deriving(Clone, Encodable, Decodable, Show)]
 pub struct Span {
     pub filename: String,
     pub loline: uint,
@@ -1714,7 +1714,7 @@ impl Clean<BareFunctionDecl> for ast::BareFnTy {
     }
 }
 
-#[deriving(Clone, Encodable, Decodable)]
+#[deriving(Clone, Encodable, Decodable, Show)]
 pub struct Static {
     pub type_: Type,
     pub mutability: Mutability,
@@ -1726,7 +1726,7 @@ pub struct Static {
 
 impl Clean<Item> for doctree::Static {
     fn clean(&self, cx: &DocContext) -> Item {
-        debug!("claning static {}: {:?}", self.name.clean(cx), self);
+        debug!("claning static {}: {}", self.name.clean(cx), self);
         Item {
             name: Some(self.name.clean(cx)),
             attrs: self.attrs.clean(cx),
@@ -2004,7 +2004,7 @@ trait ToSource {
 
 impl ToSource for syntax::codemap::Span {
     fn to_src(&self, cx: &DocContext) -> String {
-        debug!("converting span {:?} to snippet", self.clean(cx));
+        debug!("converting span {} to snippet", self.clean(cx));
         let sn = match cx.sess().codemap().span_to_snippet(*self) {
             Some(x) => x.to_string(),
             None    => "".to_string()
@@ -2017,7 +2017,7 @@ impl ToSource for syntax::codemap::Span {
 fn lit_to_string(lit: &ast::Lit) -> String {
     match lit.node {
         ast::LitStr(ref st, _) => st.get().to_string(),
-        ast::LitBinary(ref data) => format!("{:?}", data.as_slice()),
+        ast::LitBinary(ref data) => format!("{}", data),
         ast::LitByte(b) => {
             let mut res = String::from_str("b'");
             (b as char).escape_default(|c| {
@@ -2037,7 +2037,7 @@ fn lit_to_string(lit: &ast::Lit) -> String {
 
 fn name_from_pat(p: &ast::Pat) -> String {
     use syntax::ast::*;
-    debug!("Trying to get a name from pattern: {:?}", p);
+    debug!("Trying to get a name from pattern: {}", p);
 
     match p.node {
         PatWild(PatWildSingle) => "_".to_string(),
@@ -2082,7 +2082,7 @@ fn resolve_type(cx: &DocContext, path: Path,
         // If we're extracting tests, this return value doesn't matter.
         None => return Primitive(Bool),
     };
-    debug!("searching for {:?} in defmap", id);
+    debug!("searching for {} in defmap", id);
     let def = match tcx.def_map.borrow().find(&id) {
         Some(&k) => k,
         None => fail!("unresolved id not in defmap")

src/librustdoc/core.rs

@@ -135,7 +135,7 @@ pub fn run_core(libs: Vec<Path>, cfgs: Vec<String>, externs: Externs,
         inlined: RefCell::new(Some(HashSet::new())),
         populated_crate_impls: RefCell::new(HashSet::new()),
     };
-    debug!("crate: {:?}", ctxt.krate);
+    debug!("crate: {}", ctxt.krate);
 
     let analysis = CrateAnalysis {
         exported_items: exported_items,

src/librustdoc/doctree.rs

@@ -141,6 +141,7 @@ pub struct Typedef {
     pub stab: Option<attr::Stability>,
 }
 
+#[deriving(Show)]
 pub struct Static {
     pub type_: P<ast::Ty>,
     pub mutability: ast::Mutability,

src/librustdoc/html/render.rs

@@ -1042,7 +1042,7 @@ impl Context {
     /// sure it always points to the top (relatively)
     fn recurse<T>(&mut self, s: String, f: |&mut Context| -> T) -> T {
         if s.len() == 0 {
-            fail!("what {:?}", self);
+            fail!("Unexpected empty destination: {}", self.current);
         }
         let prev = self.dst.clone();
         self.dst.push(s.as_slice());
@@ -1491,7 +1491,7 @@ fn item_module(w: &mut fmt::Formatter, cx: &Context,
 
     indices.sort_by(|&i1, &i2| cmp(&items[i1], &items[i2], i1, i2));
 
-    debug!("{:?}", indices);
+    debug!("{}", indices);
     let mut curty = None;
     for &idx in indices.iter() {
         let myitem = &items[idx];

src/librustdoc/lib.rs

@@ -333,7 +333,7 @@ fn rust_input(cratefile: &str, externs: core::Externs, matches: &getopts::Matche
     let (mut krate, analysis) = std::task::try(proc() {
         let cr = cr;
         core::run_core(libs, cfgs, externs, &cr, triple)
-    }).map_err(|boxed_any|format!("{:?}", boxed_any)).unwrap();
+    }).map_err(|_| "rustc failed").unwrap();
     info!("finished with rustc");
     analysiskey.replace(Some(analysis));
 
@@ -480,7 +480,7 @@ fn json_output(krate: clean::Crate, res: Vec<plugins::PluginJson> ,
     };
     let crate_json = match json::from_str(crate_json_str.as_slice()) {
         Ok(j) => j,
-        Err(e) => fail!("Rust generated JSON is invalid: {:?}", e)
+        Err(e) => fail!("Rust generated JSON is invalid: {}", e)
     };
 
     json.insert("crate".to_string(), crate_json);

src/librustdoc/visit_ast.rs

@@ -264,7 +264,7 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
 
     pub fn visit_item(&mut self, item: &ast::Item,
                       renamed: Option<ast::Ident>, om: &mut Module) {
-        debug!("Visiting item {:?}", item);
+        debug!("Visiting item {}", item);
         let name = renamed.unwrap_or(item.ident);
         match item.node {
             ast::ItemMod(ref m) => {