From aec3575aa7d6903fbff2140b37b65961836d47dc Mon Sep 17 00:00:00 2001 From: pierwill Date: Mon, 21 Dec 2020 14:17:53 -0800 Subject: [PATCH 1/2] Rename rustc_middle::lint::LintSource Rename rustc_middle::lint::LintSource to rustc_middle::lint::LintLevelSource. --- compiler/rustc_lint/src/levels.rs | 20 ++++++------ compiler/rustc_middle/src/lint.rs | 32 +++++++++---------- compiler/rustc_middle/src/ty/context.rs | 4 +-- .../passes/calculate_doc_coverage.rs | 4 +-- src/librustdoc/passes/doc_test_lints.rs | 4 +-- 5 files changed, 32 insertions(+), 32 deletions(-) diff --git a/compiler/rustc_lint/src/levels.rs b/compiler/rustc_lint/src/levels.rs index 3e22eba15aaef..410bd06850e75 100644 --- a/compiler/rustc_lint/src/levels.rs +++ b/compiler/rustc_lint/src/levels.rs @@ -12,7 +12,7 @@ use rustc_hir::{intravisit, HirId}; use rustc_middle::hir::map::Map; use rustc_middle::lint::LevelSource; use rustc_middle::lint::LintDiagnosticBuilder; -use rustc_middle::lint::{struct_lint_level, LintLevelMap, LintLevelSets, LintSet, LintSource}; +use rustc_middle::lint::{struct_lint_level, LintLevelMap, LintLevelSets, LintSet, LintLevelSource}; use rustc_middle::ty::query::Providers; use rustc_middle::ty::TyCtxt; use rustc_session::lint::{builtin, Level, Lint, LintId}; @@ -91,7 +91,7 @@ impl<'s> LintLevelsBuilder<'s> { }; for id in ids { self.check_gated_lint(id, DUMMY_SP); - let src = LintSource::CommandLine(lint_flag_val, orig_level); + let src = LintLevelSource::CommandLine(lint_flag_val, orig_level); specs.insert(id, (level, src)); } } @@ -128,19 +128,19 @@ impl<'s> LintLevelsBuilder<'s> { ); diag_builder.span_label(src.span(), "overruled by previous forbid"); match old_src { - LintSource::Default => { + LintLevelSource::Default => { diag_builder.note(&format!( "`forbid` lint level is the default for {}", id.to_string() )); } - LintSource::Node(_, forbid_source_span, reason) => { + LintLevelSource::Node(_, forbid_source_span, reason) => { diag_builder.span_label(forbid_source_span, "`forbid` level set here"); if let Some(rationale) = reason { diag_builder.note(&rationale.as_str()); } } - LintSource::CommandLine(_, _) => { + LintLevelSource::CommandLine(_, _) => { diag_builder.note("`forbid` lint level was set on command line"); } } @@ -276,7 +276,7 @@ impl<'s> LintLevelsBuilder<'s> { let name = meta_item.path.segments.last().expect("empty lint name").ident.name; match store.check_lint_name(&name.as_str(), tool_name) { CheckLintNameResult::Ok(ids) => { - let src = LintSource::Node(name, li.span(), reason); + let src = LintLevelSource::Node(name, li.span(), reason); for &id in ids { self.check_gated_lint(id, attr.span); self.insert_spec(&mut specs, id, (level, src)); @@ -287,7 +287,7 @@ impl<'s> LintLevelsBuilder<'s> { match result { Ok(ids) => { let complete_name = &format!("{}::{}", tool_name.unwrap(), name); - let src = LintSource::Node( + let src = LintLevelSource::Node( Symbol::intern(complete_name), li.span(), reason, @@ -324,7 +324,7 @@ impl<'s> LintLevelsBuilder<'s> { }, ); - let src = LintSource::Node( + let src = LintLevelSource::Node( Symbol::intern(&new_lint_name), li.span(), reason, @@ -403,7 +403,7 @@ impl<'s> LintLevelsBuilder<'s> { } let (lint_attr_name, lint_attr_span) = match *src { - LintSource::Node(name, span, _) => (name, span), + LintLevelSource::Node(name, span, _) => (name, span), _ => continue, }; @@ -460,7 +460,7 @@ impl<'s> LintLevelsBuilder<'s> { } /// Find the lint level for a lint. - pub fn lint_level(&self, lint: &'static Lint) -> (Level, LintSource) { + pub fn lint_level(&self, lint: &'static Lint) -> (Level, LintLevelSource) { self.sets.get_lint_level(lint, self.cur, None, self.sess) } diff --git a/compiler/rustc_middle/src/lint.rs b/compiler/rustc_middle/src/lint.rs index a61d37cc90eba..2dbb84970d106 100644 --- a/compiler/rustc_middle/src/lint.rs +++ b/compiler/rustc_middle/src/lint.rs @@ -13,7 +13,7 @@ use rustc_span::{symbol, Span, Symbol, DUMMY_SP}; /// How a lint level was set. #[derive(Clone, Copy, PartialEq, Eq, HashStable)] -pub enum LintSource { +pub enum LintLevelSource { /// Lint is at the default level as declared /// in rustc or a plugin. Default, @@ -27,25 +27,25 @@ pub enum LintSource { CommandLine(Symbol, Level), } -impl LintSource { +impl LintLevelSource { pub fn name(&self) -> Symbol { match *self { - LintSource::Default => symbol::kw::Default, - LintSource::Node(name, _, _) => name, - LintSource::CommandLine(name, _) => name, + LintLevelSource::Default => symbol::kw::Default, + LintLevelSource::Node(name, _, _) => name, + LintLevelSource::CommandLine(name, _) => name, } } pub fn span(&self) -> Span { match *self { - LintSource::Default => DUMMY_SP, - LintSource::Node(_, span, _) => span, - LintSource::CommandLine(_, _) => DUMMY_SP, + LintLevelSource::Default => DUMMY_SP, + LintLevelSource::Node(_, span, _) => span, + LintLevelSource::CommandLine(_, _) => DUMMY_SP, } } } -pub type LevelSource = (Level, LintSource); +pub type LevelSource = (Level, LintLevelSource); pub struct LintLevelSets { pub list: Vec, @@ -113,7 +113,7 @@ impl LintLevelSets { id: LintId, mut idx: u32, aux: Option<&FxHashMap>, - ) -> (Option, LintSource) { + ) -> (Option, LintLevelSource) { if let Some(specs) = aux { if let Some(&(level, src)) = specs.get(&id) { return (Some(level), src); @@ -125,7 +125,7 @@ impl LintLevelSets { if let Some(&(level, src)) = specs.get(&id) { return (Some(level), src); } - return (None, LintSource::Default); + return (None, LintLevelSource::Default); } LintSet::Node { ref specs, parent } => { if let Some(&(level, src)) = specs.get(&id) { @@ -213,7 +213,7 @@ pub fn struct_lint_level<'s, 'd>( sess: &'s Session, lint: &'static Lint, level: Level, - src: LintSource, + src: LintLevelSource, span: Option, decorate: impl for<'a> FnOnce(LintDiagnosticBuilder<'a>) + 'd, ) { @@ -223,7 +223,7 @@ pub fn struct_lint_level<'s, 'd>( sess: &'s Session, lint: &'static Lint, level: Level, - src: LintSource, + src: LintLevelSource, span: Option, decorate: Box FnOnce(LintDiagnosticBuilder<'b>) + 'd>, ) { @@ -274,14 +274,14 @@ pub fn struct_lint_level<'s, 'd>( let name = lint.name_lower(); match src { - LintSource::Default => { + LintLevelSource::Default => { sess.diag_note_once( &mut err, DiagnosticMessageId::from(lint), &format!("`#[{}({})]` on by default", level.as_str(), name), ); } - LintSource::CommandLine(lint_flag_val, orig_level) => { + LintLevelSource::CommandLine(lint_flag_val, orig_level) => { let flag = match orig_level { Level::Warn => "-W", Level::Deny => "-D", @@ -310,7 +310,7 @@ pub fn struct_lint_level<'s, 'd>( ); } } - LintSource::Node(lint_attr_name, src, reason) => { + LintLevelSource::Node(lint_attr_name, src, reason) => { if let Some(rationale) = reason { err.note(&rationale.as_str()); } diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs index 4205e2ca5aa61..9b944f202a937 100644 --- a/compiler/rustc_middle/src/ty/context.rs +++ b/compiler/rustc_middle/src/ty/context.rs @@ -5,7 +5,7 @@ use crate::dep_graph::{self, DepGraph, DepKind, DepNode, DepNodeExt}; use crate::hir::exports::ExportMap; use crate::ich::{NodeIdHashingMode, StableHashingContext}; use crate::infer::canonical::{Canonical, CanonicalVarInfo, CanonicalVarInfos}; -use crate::lint::{struct_lint_level, LintDiagnosticBuilder, LintSource}; +use crate::lint::{struct_lint_level, LintDiagnosticBuilder, LintLevelSource}; use crate::middle; use crate::middle::cstore::{CrateStoreDyn, EncodedMetadata}; use crate::middle::resolve_lifetime::{self, ObjectLifetimeDefault}; @@ -2559,7 +2559,7 @@ impl<'tcx> TyCtxt<'tcx> { self, lint: &'static Lint, mut id: hir::HirId, - ) -> (Level, LintSource) { + ) -> (Level, LintLevelSource) { let sets = self.lint_levels(LOCAL_CRATE); loop { if let Some(pair) = sets.level_and_source(lint, id, self.sess) { diff --git a/src/librustdoc/passes/calculate_doc_coverage.rs b/src/librustdoc/passes/calculate_doc_coverage.rs index 52f6a97089bde..af5121d6b1be7 100644 --- a/src/librustdoc/passes/calculate_doc_coverage.rs +++ b/src/librustdoc/passes/calculate_doc_coverage.rs @@ -5,7 +5,7 @@ use crate::html::markdown::{find_testable_code, ErrorCodes}; use crate::passes::doc_test_lints::{should_have_doc_example, Tests}; use crate::passes::Pass; use rustc_lint::builtin::MISSING_DOCS; -use rustc_middle::lint::LintSource; +use rustc_middle::lint::LintLevelSource; use rustc_session::lint; use rustc_span::symbol::sym; use rustc_span::FileName; @@ -254,7 +254,7 @@ impl<'a, 'b> fold::DocFolder for CoverageCalculator<'a, 'b> { // `missing_docs` is allow-by-default, so don't treat this as ignoring the item // unless the user had an explicit `allow` let should_have_docs = - level != lint::Level::Allow || matches!(source, LintSource::Default); + level != lint::Level::Allow || matches!(source, LintLevelSource::Default); debug!("counting {:?} {:?} in {}", i.type_(), i.name, filename); self.items.entry(filename).or_default().count_item( has_docs, diff --git a/src/librustdoc/passes/doc_test_lints.rs b/src/librustdoc/passes/doc_test_lints.rs index 1c1141e7c8122..17d2847913d4b 100644 --- a/src/librustdoc/passes/doc_test_lints.rs +++ b/src/librustdoc/passes/doc_test_lints.rs @@ -9,7 +9,7 @@ use crate::clean::*; use crate::core::DocContext; use crate::fold::DocFolder; use crate::html::markdown::{find_testable_code, ErrorCodes, Ignore, LangString}; -use rustc_middle::lint::LintSource; +use rustc_middle::lint::LintLevelSource; use rustc_session::lint; crate const CHECK_PRIVATE_ITEMS_DOC_TESTS: Pass = Pass { @@ -77,7 +77,7 @@ crate fn should_have_doc_example(cx: &DocContext<'_>, item: &clean::Item) -> boo let hir_id = cx.tcx.hir().local_def_id_to_hir_id(item.def_id.expect_local()); let (level, source) = cx.tcx.lint_level_at_node(lint::builtin::MISSING_DOC_CODE_EXAMPLES, hir_id); - level != lint::Level::Allow || matches!(source, LintSource::Default) + level != lint::Level::Allow || matches!(source, LintLevelSource::Default) } crate fn look_for_tests<'tcx>(cx: &DocContext<'tcx>, dox: &str, item: &Item) { From d3900d3775c665237b83ea87e01838da9cf0da87 Mon Sep 17 00:00:00 2001 From: pierwill Date: Mon, 21 Dec 2020 14:40:50 -0800 Subject: [PATCH 2/2] Document rustc_middle::lint::LevelSource This is to clarify the difference between `LevelSource` and `LintLevelSource`. Appease x.py fmt. --- compiler/rustc_lint/src/levels.rs | 4 +++- compiler/rustc_middle/src/lint.rs | 1 + 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/compiler/rustc_lint/src/levels.rs b/compiler/rustc_lint/src/levels.rs index 410bd06850e75..5cece569903c7 100644 --- a/compiler/rustc_lint/src/levels.rs +++ b/compiler/rustc_lint/src/levels.rs @@ -12,7 +12,9 @@ use rustc_hir::{intravisit, HirId}; use rustc_middle::hir::map::Map; use rustc_middle::lint::LevelSource; use rustc_middle::lint::LintDiagnosticBuilder; -use rustc_middle::lint::{struct_lint_level, LintLevelMap, LintLevelSets, LintSet, LintLevelSource}; +use rustc_middle::lint::{ + struct_lint_level, LintLevelMap, LintLevelSets, LintLevelSource, LintSet, +}; use rustc_middle::ty::query::Providers; use rustc_middle::ty::TyCtxt; use rustc_session::lint::{builtin, Level, Lint, LintId}; diff --git a/compiler/rustc_middle/src/lint.rs b/compiler/rustc_middle/src/lint.rs index 2dbb84970d106..d1a7e89734d2a 100644 --- a/compiler/rustc_middle/src/lint.rs +++ b/compiler/rustc_middle/src/lint.rs @@ -45,6 +45,7 @@ impl LintLevelSource { } } +/// A tuple of a lint level and its source. pub type LevelSource = (Level, LintLevelSource); pub struct LintLevelSets {