restore emplacement syntax (obsolete)

2018-05-24 17:34:09 -04:00
parent 07465222ca
commit 01d6ed525f
11 changed files with 97 additions and 6 deletions
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -2057,6 +2057,13 @@ impl<'a> State<'a> {
                self.word_space("box")?;
                self.print_expr_maybe_paren(expr, parser::PREC_PREFIX)?;
            }
+            ast::ExprKind::ObsoleteInPlace(ref place, ref expr) => {
+                let prec = AssocOp::ObsoleteInPlace.precedence() as i8;
+                self.print_expr_maybe_paren(place, prec + 1)?;
+                self.s.space()?;
+                self.word_space("<-")?;
+                self.print_expr_maybe_paren(expr, prec)?;
+            }
            ast::ExprKind::Array(ref exprs) => {
                self.print_expr_vec(&exprs[..], attrs)?;
            }