fix: resolve sub-patterns inside range pattern

Author: roife

crates/hir-def/src/body/lower.rs

@@ -1413,16 +1413,10 @@ impl ExprCollector<'_> {
  ast::Pat::LiteralPat(it) => {
  Some(Box::new(LiteralOrConst::Literal(pat_literal_to_hir(it)?.0)))
  }
- ast::Pat::IdentPat(p) => {
- let name =
- p.name().map(|nr| nr.as_name()).unwrap_or_else(Name::missing);
- Some(Box::new(LiteralOrConst::Const(name.into())))
+ pat @ (ast::Pat::IdentPat(_) | ast::Pat::PathPat(_)) => {
+ let subpat = self.collect_pat(pat.clone(), binding_list);
+ Some(Box::new(LiteralOrConst::Const(subpat)))
  }
- ast::Pat::PathPat(p) => p
- .path()
- .and_then(|path| self.expander.parse_path(self.db, path))
- .map(LiteralOrConst::Const)
- .map(Box::new),
  _ => None,
  })
  };

crates/hir-def/src/body/pretty.rs

@@ -635,7 +635,7 @@ impl Printer<'_> {
  fn print_literal_or_const(&mut self, literal_or_const: &LiteralOrConst) {
  match literal_or_const {
  LiteralOrConst::Literal(l) => self.print_literal(l),
- LiteralOrConst::Const(c) => self.print_path(c),
+ LiteralOrConst::Const(c) => self.print_pat(*c),
  }
  }
 

crates/hir-def/src/hir.rs

@@ -101,7 +101,7 @@ pub enum Literal {
 /// Used in range patterns.
 pub enum LiteralOrConst {
  Literal(Literal),
- Const(Path),
+ Const(PatId),
 }
 
 impl Literal {