bjoernager/rust
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unknown unstable lint command line

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fix ##113702

fix #113702

unknown unstable lint command lint

improve impelementation
This commit is contained in:
mojave2 2023-08-18 14:49:01 +08:00
parent 95305899b8
commit d2744175ac
No known key found for this signature in database
7 changed files with 46 additions and 21 deletions
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17
compiler/rustc_session/src/parse.rs
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@ -2,7 +2,9 @@
//! It also serves as an input to the parser itself.
use crate::config::CheckCfg;
use crate::errors::{FeatureDiagnosticForIssue, FeatureDiagnosticHelp, FeatureGateError};
use crate::errors::{
CliFeatureDiagnosticHelp, FeatureDiagnosticForIssue, FeatureDiagnosticHelp, FeatureGateError,
};
use crate::lint::{
builtin::UNSTABLE_SYNTAX_PRE_EXPANSION, BufferedEarlyLint, BuiltinLintDiagnostics, Lint, LintId,
};
@ -110,7 +112,7 @@ pub fn feature_err_issue(
}
let mut err = sess.create_err(FeatureGateError { span, explain: explain.into() });
add_feature_diagnostics_for_issue(&mut err, sess, feature, issue);
add_feature_diagnostics_for_issue(&mut err, sess, feature, issue, false);
err
}
@ -139,7 +141,7 @@ pub fn feature_warn_issue(
explain: &'static str,
) {
let mut err = sess.span_diagnostic.struct_span_warn(span, explain);
add_feature_diagnostics_for_issue(&mut err, sess, feature, issue);
add_feature_diagnostics_for_issue(&mut err, sess, feature, issue, false);
// Decorate this as a future-incompatibility lint as in rustc_middle::lint::struct_lint_level
let lint = UNSTABLE_SYNTAX_PRE_EXPANSION;
@ -158,7 +160,7 @@ pub fn feature_warn_issue(
/// Adds the diagnostics for a feature to an existing error.
pub fn add_feature_diagnostics(err: &mut Diagnostic, sess: &ParseSess, feature: Symbol) {
add_feature_diagnostics_for_issue(err, sess, feature, GateIssue::Language);
add_feature_diagnostics_for_issue(err, sess, feature, GateIssue::Language, false);
}
/// Adds the diagnostics for a feature to an existing error.
@ -171,6 +173,7 @@ pub fn add_feature_diagnostics_for_issue(
sess: &ParseSess,
feature: Symbol,
issue: GateIssue,
feature_from_cli: bool,
) {
if let Some(n) = find_feature_issue(feature, issue) {
err.subdiagnostic(FeatureDiagnosticForIssue { n });
@ -178,7 +181,11 @@ pub fn add_feature_diagnostics_for_issue(
// #23973: do not suggest `#![feature(...)]` if we are in beta/stable
if sess.unstable_features.is_nightly_build() {
err.subdiagnostic(FeatureDiagnosticHelp { feature });
if feature_from_cli {
err.subdiagnostic(CliFeatureDiagnosticHelp { feature });
} else {
err.subdiagnostic(FeatureDiagnosticHelp { feature });
}
}
}