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implemented code review

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This commit is contained in:
Virgil Palanciuc 2017-10-28 20:39:00 +03:00
parent 52d0e51473
commit 304c8b1eda
2 changed files with 24 additions and 18 deletions
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27
src/librustc/middle/stability.rs
View File

@ -18,6 +18,7 @@ use hir::def::Def;
use hir::def_id::{CrateNum, CRATE_DEF_INDEX, DefId, LOCAL_CRATE};
use ty::{self, TyCtxt};
use middle::privacy::AccessLevels;
use session::DiagnosticMessageId;
use syntax::symbol::Symbol;
use syntax_pos::{Span, MultiSpan, DUMMY_SP};
use syntax::ast;
@ -601,27 +602,25 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
let msp: MultiSpan = span.into();
let cm = &self.sess.parse_sess.codemap();
let span_key =
msp.primary_span().and_then(|sp:Span|
if sp != DUMMY_SP {
let fname = cm.lookup_char_pos(sp.lo()).file.as_ref().name.clone();
if fname.starts_with("<") && fname.ends_with(" macros>") {
None
} else {
Some(span)
}
} else {
let span_key = msp.primary_span().and_then(|sp: Span|
if sp != DUMMY_SP {
let file = cm.lookup_char_pos(sp.lo()).file;
if file.name.starts_with("<") && file.name.ends_with(" macros>") {
None
} else {
Some(span)
}
);
} else {
None
}
);
let tuple = (None, span_key, msg.clone());
let fresh = self.sess.one_time_diagnostics.borrow_mut().insert(tuple);
let error_id = (DiagnosticMessageId::StabilityId(issue), span_key, msg.clone());
let fresh = self.sess.one_time_diagnostics.borrow_mut().insert(error_id);
if fresh {
emit_feature_err(&self.sess.parse_sess, &feature.as_str(), span,
GateIssue::Library(Some(issue)), &msg);
}
}
Some(_) => {
// Stable APIs are always ok to call and deprecated APIs are

15
src/librustc/session/mod.rs
View File

@ -75,10 +75,10 @@ pub struct Session {
pub working_dir: (String, bool),
pub lint_store: RefCell<lint::LintStore>,
pub buffered_lints: RefCell<Option<lint::LintBuffer>>,
/// Set of (LintId, Option<Span>, message) tuples tracking lint
/// Set of (DiagnosticId, Option<Span>, message) tuples tracking
/// (sub)diagnostics that have been set once, but should not be set again,
/// in order to avoid redundantly verbose output (Issue #24690).
pub one_time_diagnostics: RefCell<FxHashSet<(Option<lint::LintId>, Option<Span>, String)>>,
/// in order to avoid redundantly verbose output (Issue #24690, #44953).
pub one_time_diagnostics: RefCell<FxHashSet<(DiagnosticMessageId, Option<Span>, String)>>,
pub plugin_llvm_passes: RefCell<Vec<String>>,
pub plugin_attributes: RefCell<Vec<(String, AttributeType)>>,
pub crate_types: RefCell<Vec<config::CrateType>>,
@ -164,6 +164,13 @@ enum DiagnosticBuilderMethod {
// add more variants as needed to support one-time diagnostics
}
/// Diagnostic message id - used in order to avoid emitting the same message more than once
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
pub enum DiagnosticMessageId {
LintId(lint::LintId),
StabilityId(u32)
}
impl Session {
pub fn local_crate_disambiguator(&self) -> CrateDisambiguator {
match *self.crate_disambiguator.borrow() {
@ -361,7 +368,7 @@ impl Session {
},
_ => {
let lint_id = lint::LintId::of(lint);
let id_span_message = (Some(lint_id), span, message.to_owned());
let id_span_message = (DiagnosticMessageId::LintId(lint_id), span, message.to_owned());
let fresh = self.one_time_diagnostics.borrow_mut().insert(id_span_message);
if fresh {
do_method()