Use underscores instead of spaces

Author: jyn514

src/librustdoc/core.rs

@@ -409,7 +409,7 @@ pub fn run_core(
                 let hir = tcx.hir();
                 let body = hir.body(hir.body_owned_by(hir.local_def_id_to_hir_id(def_id)));
                 debug!("visiting body for {:?}", def_id);
-                tcx.sess.time("emit ignored resolution errors", || {
+                tcx.sess.time("emit_ignored_resolution_errors", || {
                 EmitIgnoredResolutionErrors::new(tcx).visit_body(body);
                 });
                 (rustc_interface::DEFAULT_QUERY_PROVIDERS.typeck)(tcx, def_id)
@@ -433,7 +433,7 @@ pub fn run_core(
                 // actually be loaded, just in case they're only referred to inside
                 // intra-doc-links
                 resolver.borrow_mut().access(|resolver| {
-                    sess.time("load extern crates", || {
+                    sess.time("load_extern_crates", || {
                     for extern_name in &extern_names {
                         resolver
                             .resolve_str_path_error(
@@ -551,7 +551,7 @@ fn run_global_ctxt(
                 };
                 debug!("crate: {:?}", tcx.hir().krate());
 
-                let mut krate = tcx.sess.time("clean crate", || clean::krate(&mut ctxt));
+    let mut krate = tcx.sess.time("clean_crate", || clean::krate(&mut ctxt));
 
                 if let Some(ref m) = krate.module {
                     if let None | Some("") = m.doc_value() {

src/librustdoc/lib.rs

@@ -524,10 +524,10 @@ fn main_options(options: config::Options) -> MainResult {
     let (error_format, edition, debugging_options) = diag_opts;
     let diag = core::new_handler(error_format, None, &debugging_options);
     match output_format {
-        None | Some(config::OutputFormat::Html) => sess.time("render html", || {
+        None | Some(config::OutputFormat::Html) => sess.time("render_html", || {
             run_renderer::<html::render::Context>(krate, renderopts, renderinfo, &diag, edition)
         }),
-        Some(config::OutputFormat::Json) => sess.time("render json", || {
+        Some(config::OutputFormat::Json) => sess.time("render_json", || {
             run_renderer::<json::JsonRenderer>(krate, renderopts, renderinfo, &diag, edition)
         }),
     }

src/librustdoc/passes/collect_trait_impls.rs

@@ -29,7 +29,7 @@ pub fn collect_trait_impls(krate: Crate, cx: &DocContext<'_>) -> Crate {
 
     for &cnum in cx.tcx.crates().iter() {
         for &(did, _) in cx.tcx.all_trait_implementations(cnum).iter() {
-            cx.tcx.sess.time("build extern trait impl", || {
+            cx.tcx.sess.time("build_extern_trait_impl", || {
                 inline::build_impl(cx, did, None, &mut new_items);
             });
         }
@@ -89,7 +89,7 @@ pub fn collect_trait_impls(krate: Crate, cx: &DocContext<'_>) -> Crate {
     for &trait_did in cx.tcx.all_traits(LOCAL_CRATE).iter() {
         for &impl_node in cx.tcx.hir().trait_impls(trait_did) {
             let impl_did = cx.tcx.hir().local_def_id(impl_node);
-            cx.tcx.sess.time("build local trait impl", || {
+            cx.tcx.sess.time("build_local_trait_impl", || {
                 inline::build_impl(cx, impl_did.to_def_id(), None, &mut new_items);
             });
         }