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authorCameron Steffen <cam.steffen94@gmail.com>2022-10-27 16:14:48 -0500
committerCameron Steffen <cam.steffen94@gmail.com>2022-10-28 16:42:47 -0500
commit298253af98db70ce5dd0294698dfb89cb3bd09ab (patch)
tree5f7a4b17e3c77d739d047db9a1ec5f48acefaaba /compiler/rustc_span/src
parent0da281b6068a7d889ae89a9bd8991284cc9b7535 (diff)
downloadrust-298253af98db70ce5dd0294698dfb89cb3bd09ab.tar.gz
rust-298253af98db70ce5dd0294698dfb89cb3bd09ab.zip
Specialize ToString for Symbol
Diffstat (limited to 'compiler/rustc_span/src')
-rw-r--r--compiler/rustc_span/src/symbol.rs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 3fe79370c37..7f16da52b44 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -1901,6 +1901,13 @@ impl fmt::Display for Symbol {
     }
 }
 
+// takes advantage of `str::to_string` specialization
+impl ToString for Symbol {
+    fn to_string(&self) -> String {
+        self.as_str().to_string()
+    }
+}
+
 impl<S: Encoder> Encodable<S> for Symbol {
     default fn encode(&self, s: &mut S) {
         s.emit_str(self.as_str());