bjoernager/rust
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Implement macro-based deref!() syntax for deref patterns

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Stop using `box PAT` syntax for deref patterns, as it's misleading and
also causes their semantics being tangled up.
This commit is contained in:
Michael Goulet 2024-03-20 16:53:50 -04:00
parent 2627e9f301
commit 2d633317f3
31 changed files with 123 additions and 35 deletions
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6
compiler/rustc_ast_pretty/src/pprust/state.rs
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@ -1626,6 +1626,12 @@ impl<'a> State<'a> {
self.word("box ");
self.print_pat(inner);
}
PatKind::Deref(inner) => {
self.word("deref!");
self.popen();
self.print_pat(inner);
self.pclose();
}
PatKind::Ref(inner, mutbl) => {
self.word("&");
if mutbl.is_mut() {