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authorTobias Bucher <tobiasbucher5991@gmail.com>2016-07-28 11:30:38 +0200
committerTobias Bucher <tobiasbucher5991@gmail.com>2016-07-29 00:52:03 +0200
commitbb6c27e74d08b78709b6fb87f5cb149f4366ccb6 (patch)
treef16e7d8db8189fe2ffd4295735bcda9d5acebc07
parentd1df3fecdf8dc959fbd8901603a16e5bc0bfa21d (diff)
downloadrust-bb6c27e74d08b78709b6fb87f5cb149f4366ccb6.tar.gz
rust-bb6c27e74d08b78709b6fb87f5cb149f4366ccb6.zip
Escape the unmatched surrogates with lower-case hexadecimal numbers
It's done the same way for the rest of the codepoint escapes.
-rw-r--r--src/libstd/sys/common/wtf8.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libstd/sys/common/wtf8.rs b/src/libstd/sys/common/wtf8.rs
index c0e6ec46b55..c1b4f8a8c88 100644
--- a/src/libstd/sys/common/wtf8.rs
+++ b/src/libstd/sys/common/wtf8.rs
@@ -408,7 +408,7 @@ impl fmt::Debug for Wtf8 {
                             &self.bytes[pos .. surrogate_pos]
                         )},
                     )?;
-                    write!(formatter, "\\u{{{:X}}}", surrogate)?;
+                    write!(formatter, "\\u{{{:x}}}", surrogate)?;
                     pos = surrogate_pos + 3;
                 }
             }
@@ -1066,7 +1066,7 @@ mod tests {
     fn wtf8buf_show() {
         let mut string = Wtf8Buf::from_str("a\té \u{7f}💩\r");
         string.push(CodePoint::from_u32(0xD800).unwrap());
-        assert_eq!(format!("{:?}", string), "\"a\\té \\u{7f}\u{1f4a9}\\r\\u{D800}\"");
+        assert_eq!(format!("{:?}", string), "\"a\\té \\u{7f}\u{1f4a9}\\r\\u{d800}\"");
     }
 
     #[test]