Normalize EntryFnType variants to standard style

Author: Mark-Simulacrum

src/librustc/middle/entry.rs

@@ -12,6 +12,7 @@
 use hir::map as hir_map;
 use hir::def_id::{CRATE_DEF_INDEX};
 use session::{config, Session};
+use session::config::EntryFnType;
 use syntax::ast::NodeId;
 use syntax::attr;
 use syntax::entry::EntryPointType;
@@ -155,11 +156,11 @@ fn find_item(item: &Item, ctxt: &mut EntryContext, at_root: bool) {
 
 fn configure_main(this: &mut EntryContext, crate_name: &str) {
     if let Some((node_id, span)) = this.start_fn {
-        this.session.entry_fn.set(Some((node_id, span, config::EntryStart)));
+        this.session.entry_fn.set(Some((node_id, span, EntryFnType::Start)));
     } else if let Some((node_id, span)) = this.attr_main_fn {
-        this.session.entry_fn.set(Some((node_id, span, config::EntryMain)));
+        this.session.entry_fn.set(Some((node_id, span, EntryFnType::Main)));
     } else if let Some((node_id, span)) = this.main_fn {
-        this.session.entry_fn.set(Some((node_id, span, config::EntryMain)));
+        this.session.entry_fn.set(Some((node_id, span, EntryFnType::Main)));
     } else {
         // No main function
         this.session.entry_fn.set(None);

src/librustc/session/config.rs

@@ -11,7 +11,6 @@
 //! Contains infrastructure for configuring the compiler, including parsing
 //! command line options.
 
-pub use self::EntryFnType::*;
 pub use self::DebugInfoLevel::*;
 
 use std::str::FromStr;
@@ -662,8 +661,8 @@ impl Options {
 // functions
 #[derive(Copy, Clone, PartialEq)]
 pub enum EntryFnType {
-    EntryMain,
-    EntryStart,
+    Main,
+    Start,
 }
 
 #[derive(Copy, PartialEq, PartialOrd, Clone, Ord, Eq, Hash, Debug)]

src/librustc_codegen_llvm/base.rs

@@ -46,7 +46,7 @@ use rustc::middle::cstore::{self, LinkMeta, LinkagePreference};
 use rustc::middle::exported_symbols;
 use rustc::util::common::{time, print_time_passes_entry};
 use rustc::util::profiling::ProfileCategory;
-use rustc::session::config::{self, NoDebugInfo};
+use rustc::session::config::{self, NoDebugInfo, EntryFnType};
 use rustc::session::Session;
 use rustc_incremental;
 use allocator;
@@ -560,8 +560,8 @@ fn maybe_create_entry_wrapper(cx: &CodegenCx) {
 
     let et = cx.sess().entry_fn.get().map(|e| e.2);
     match et {
-        Some(config::EntryMain) => create_entry_fn(cx, span, main_llfn, main_def_id, true),
-        Some(config::EntryStart) => create_entry_fn(cx, span, main_llfn, main_def_id, false),
+        Some(EntryFnType::Main) => create_entry_fn(cx, span, main_llfn, main_def_id, true),
+        Some(EntryFnType::Start) => create_entry_fn(cx, span, main_llfn, main_def_id, false),
         None => {}    // Do nothing.
     }
 

src/librustc_mir/monomorphize/collector.rs

@@ -1047,7 +1047,7 @@ impl<'b, 'a, 'v> RootCollector<'b, 'a, 'v> {
     /// the return type of `main`. This is not needed when
     /// the user writes their own `start` manually.
     fn push_extra_entry_roots(&mut self) {
-        if self.tcx.sess.entry_fn.get().map(|e| e.2) != Some(config::EntryMain) {
+        if self.tcx.sess.entry_fn.get().map(|e| e.2) != Some(config::EntryFnType::Main) {
             return
         }
 

src/librustc_typeck/check/mod.rs

@@ -1111,7 +1111,7 @@ fn check_fn<'a, 'gcx, 'tcx>(inherited: &'a Inherited<'a, 'gcx, 'tcx>,
         if let Some((id, _, entry_type)) = *fcx.tcx.sess.entry_fn.borrow() {
             if id == fn_id {
                 match entry_type {
-                    config::EntryMain => {
+                    config::EntryFnType::Main => {
                         let substs = fcx.tcx.mk_substs_trait(declared_ret_ty, &[]);
                         let trait_ref = ty::TraitRef::new(term_id, substs);
                         let return_ty_span = decl.output.span();
@@ -1122,7 +1122,7 @@ fn check_fn<'a, 'gcx, 'tcx>(inherited: &'a Inherited<'a, 'gcx, 'tcx>,
                             traits::Obligation::new(
                                 cause, param_env, trait_ref.to_predicate()));
                     },
-                    config::EntryStart => {},
+                    config::EntryFnType::Start => {},
                 }
             }
         }

src/librustc_typeck/lib.rs

@@ -318,8 +318,8 @@ fn check_start_fn_ty<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
 fn check_for_entry_fn<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>) {
     if let Some((id, sp, entry_type)) = *tcx.sess.entry_fn.borrow() {
         match entry_type {
-            config::EntryMain => check_main_fn_ty(tcx, id, sp),
-            config::EntryStart => check_start_fn_ty(tcx, id, sp),
+            config::EntryFnType::Main => check_main_fn_ty(tcx, id, sp),
+            config::EntryFnType::Start => check_start_fn_ty(tcx, id, sp),
         }
     }
 }