lints: promote levels.rs to lint.rs & extract passes.rs

src/librustc/lint.rs

@@ -1,12 +1,12 @@
 use std::cmp;
 
 use crate::ich::StableHashingContext;
-use crate::lint::context::{CheckLintNameResult, LintStore};
+use crate::lint::context::CheckLintNameResult;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
 use rustc_errors::{struct_span_err, Applicability, DiagnosticBuilder, DiagnosticId};
 use rustc_hir::HirId;
-use rustc_session::lint::{builtin, Level, Lint, LintId};
+pub use rustc_session::lint::{builtin, Level, Lint, LintId, LintPass};
 use rustc_session::{DiagnosticMessageId, Session};
 use rustc_span::hygiene::MacroKind;
 use rustc_span::source_map::{DesugaringKind, ExpnKind, MultiSpan};
@@ -19,6 +19,14 @@ use syntax::sess::feature_err;
 
 use rustc_error_codes::*;
 
+mod context;
+pub mod internal;
+mod passes;
+
+pub use context::add_elided_lifetime_in_path_suggestion;
+pub use context::{EarlyContext, LateContext, LintContext, LintStore};
+pub use passes::{EarlyLintPass, EarlyLintPassObject, LateLintPass, LateLintPassObject};
+
 /// How a lint level was set.
 #[derive(Clone, Copy, PartialEq, Eq, HashStable)]
 pub enum LintSource {

src/librustc/lint/context.rs

@@ -17,8 +17,8 @@
 use self::TargetLint::*;
 
 use crate::hir::map::definitions::{DefPathData, DisambiguatedDefPathData};
-use crate::lint::levels::LintLevelsBuilder;
-use crate::lint::{EarlyLintPassObject, LateLintPassObject};
+use crate::lint::passes::{EarlyLintPassObject, LateLintPassObject};
+use crate::lint::LintLevelsBuilder;
 use crate::middle::privacy::AccessLevels;
 use crate::middle::stability;
 use crate::ty::layout::{LayoutError, LayoutOf, TyLayout};

src/librustc/lint/internal.rs

@@ -1,7 +1,8 @@
 //! Some lints that are only useful in the compiler or crates that use compiler internals, such as
 //! Clippy.
 
-use crate::lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass, LintContext};
+use crate::lint::context::{EarlyContext, LateContext, LintContext};
+use crate::lint::passes::{EarlyLintPass, LateLintPass};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::Applicability;
 use rustc_hir::{GenericArg, HirId, MutTy, Mutability, Path, PathSegment, QPath, Ty, TyKind};

src/librustc/lint/passes.rs

@@ -18,8 +18,8 @@
 //! example) requires more effort. See `emit_lint` and `GatherNodeLevels`
 //! in `context.rs`.
 
-pub use self::levels::LintSource::{self, *};
 pub use self::Level::*;
+pub use crate::lint::LintSource::{self, *};
 
 use rustc_data_structures::sync;
 use rustc_hir as hir;
@@ -308,9 +308,3 @@ macro_rules! declare_combined_early_lint_pass {
 pub type EarlyLintPassObject = Box<dyn EarlyLintPass + sync::Send + sync::Sync + 'static>;
 pub type LateLintPassObject =
     Box<dyn for<'a, 'tcx> LateLintPass<'a, 'tcx> + sync::Send + sync::Sync + 'static>;
-
-mod context;
-pub mod internal;
-mod levels;
-
-pub use self::levels::{struct_lint_level, LintLevelMap, LintLevelSets, LintLevelsBuilder};

src/librustc/mir/interpret/error.rs

@@ -154,7 +154,7 @@ impl<'tcx> ConstEvalErr<'tcx> {
                 .next()
                 .unwrap_or(lint_root);
             tcx.struct_span_lint_hir(
-                crate::rustc::lint::builtin::CONST_ERR,
+                rustc_session::lint::builtin::CONST_ERR,
                 hir_id,
                 tcx.span,
                 message,

src/librustc_lint/array_into_iter.rs

@@ -1,8 +1,9 @@
-use rustc::lint::{FutureIncompatibleInfo, LateContext, LateLintPass, LintContext};
+use rustc::lint::{LateContext, LateLintPass, LintContext};
 use rustc::ty;
 use rustc::ty::adjustment::{Adjust, Adjustment};
 use rustc_errors::Applicability;
 use rustc_hir as hir;
+use rustc_session::lint::FutureIncompatibleInfo;
 use rustc_span::symbol::sym;
 
 declare_lint! {

src/librustc_passes/dead.rs

@@ -3,7 +3,6 @@
 // from live codes are live, and everything else is dead.
 
 use rustc::hir::map::Map;
-use rustc::lint;
 use rustc::middle::codegen_fn_attrs::CodegenFnAttrFlags;
 use rustc::middle::privacy;
 use rustc::ty::{self, DefIdTree, TyCtxt};
@@ -14,6 +13,7 @@ use rustc_hir::def_id::{DefId, LOCAL_CRATE};
 use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor};
 use rustc_hir::itemlikevisit::ItemLikeVisitor;
 use rustc_hir::{Node, PatKind, TyKind};
+use rustc_session::lint;
 
 use rustc_span;
 use rustc_span::symbol::sym;

src/librustdoc/core.rs

@@ -1,4 +1,3 @@
-use rustc::lint;
 use rustc::middle::cstore::CrateStore;
 use rustc::middle::privacy::AccessLevels;
 use rustc::session::config::ErrorOutputType;
@@ -14,6 +13,7 @@ use rustc_hir::HirId;
 use rustc_interface::interface;
 use rustc_lint;
 use rustc_resolve as resolve;
+use rustc_session::lint;
 
 use rustc_errors::emitter::{Emitter, EmitterWriter};
 use rustc_errors::json::JsonEmitter;

src/librustdoc/lib.rs

@@ -36,6 +36,7 @@ extern crate rustc_metadata;
 extern crate rustc_mir;
 extern crate rustc_parse;
 extern crate rustc_resolve;
+extern crate rustc_session;
 extern crate rustc_span as rustc_span;
 extern crate rustc_target;
 extern crate rustc_typeck;