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Use `Option::map()` instead of `if let`

This commit is contained in:
Fabian Wolff 2021-06-26 22:26:26 +02:00
parent 7682e87c6d
commit a8b57723d4
1 changed files with 6 additions and 10 deletions
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16
compiler/rustc_driver/src/pretty.rs
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@ -324,16 +324,12 @@ impl<'tcx> pprust_hir::PpAnn for TypedAnnotation<'tcx> {
}
fn post(&self, s: &mut pprust_hir::State<'_>, node: pprust_hir::AnnNode<'_>) {
if let pprust_hir::AnnNode::Expr(expr) = node {
let typeck_results =
self.maybe_typeck_results.get().or_else(|| {
if let Some(body_id) = self.tcx.hir().maybe_body_owned_by(
self.tcx.hir().local_def_id_to_hir_id(expr.hir_id.owner),
) {
Some(self.tcx.typeck_body(body_id))
} else {
None
}
});
let typeck_results = self.maybe_typeck_results.get().or_else(|| {
self.tcx
.hir()
.maybe_body_owned_by(self.tcx.hir().local_def_id_to_hir_id(expr.hir_id.owner))
.map(|body_id| self.tcx.typeck_body(body_id))
});
if let Some(typeck_results) = typeck_results {
s.s.space();