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if $c:expr { Some($r:expr) } else { None } =>> $c.then(|| $r)

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Maybe Waffle 2023-02-15 11:43:41 +00:00
parent af3c8b2726
commit 8751fa1a9a
54 changed files with 159 additions and 281 deletions
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6
compiler/rustc_lint/src/builtin.rs
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@ -2308,11 +2308,7 @@ impl EarlyLintPass for IncompleteFeatures {
.for_each(|(&name, &span)| {
let note = rustc_feature::find_feature_issue(name, GateIssue::Language)
.map(|n| BuiltinIncompleteFeaturesNote { n });
let help = if HAS_MIN_FEATURES.contains(&name) {
Some(BuiltinIncompleteFeaturesHelp)
} else {
None
};
let help = HAS_MIN_FEATURES.contains(&name).then(|| BuiltinIncompleteFeaturesHelp);
cx.emit_spanned_lint(
INCOMPLETE_FEATURES,
span,