Print const chars escaped with surrounding quotes

oli-obk · oli-obk · commit 9d82107f1618 · 2019-05-25T10:07:01.000+02:00
diff --git a/src/librustc/ty/print/pretty.rs b/src/librustc/ty/print/pretty.rs
@@ -1564,7 +1564,7 @@ define_print_and_forward_display! {
                 p!(write("{}{}", sign_extend(bits, size) as i128, i))
             },
             (ConstValue::Scalar(Scalar::Bits { bits, ..}), ty::Char)
-                => p!(write("{}", ::std::char::from_u32(bits as u32).unwrap())),
+                => p!(write("{:?}", ::std::char::from_u32(bits as u32).unwrap())),
             (_, ty::FnDef(did, _)) => p!(write("{}", cx.tcx().def_path_str(*did))),
             (
                 ConstValue::Slice(place, len),

Original file line number	Diff line number	Diff line change
`@@ -1564,7 +1564,7 @@ define_print_and_forward_display! {`
`1564`	`1564`	`p!(write("{}{}", sign_extend(bits, size) as i128, i))`
`1565`	`1565`	`},`
`1566`	`1566`	`(ConstValue::Scalar(Scalar::Bits { bits, ..}), ty::Char)`
`1567`		`- => p!(write("{}", ::std::char::from_u32(bits as u32).unwrap())),`
	`1567`	`+ => p!(write("{:?}", ::std::char::from_u32(bits as u32).unwrap())),`
`1568`	`1568`	`(_, ty::FnDef(did, _)) => p!(write("{}", cx.tcx().def_path_str(*did))),`
`1569`	`1569`	`(`
`1570`	`1570`	`ConstValue::Slice(place, len),`