1 files changed, 23 insertions, 0 deletions
diff --git a/compiler/rustc_span/src/lib.rs b/compiler/rustc_span/src/lib.rs
index f22faef2580..14668a3d411 100644
--- a/compiler/rustc_span/src/lib.rs
+++ b/compiler/rustc_span/src/lib.rs
@@ -71,6 +71,7 @@ use std::hash::Hash;
 use std::ops::{Add, Range, Sub};
 use std::path::{Path, PathBuf};
 use std::str::FromStr;
+use std::sync::Arc;
 
 use md5::Digest;
 use md5::Md5;
@@ -1200,6 +1201,28 @@ impl SourceFileHash {
     }
 }
 
+#[derive(HashStable_Generic)]
+#[derive(Copy, PartialEq, PartialOrd, Clone, Ord, Eq, Hash, Debug, Encodable, Decodable)]
+pub enum DebuggerVisualizerType {
+    Natvis,
+}
+
+/// A single debugger visualizer file.
+#[derive(HashStable_Generic)]
+#[derive(Clone, Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Encodable, Decodable)]
+pub struct DebuggerVisualizerFile {
+    /// The complete debugger visualizer source.
+    pub src: Arc<[u8]>,
+    /// Indicates which visualizer type this targets.
+    pub visualizer_type: DebuggerVisualizerType,
+}
+
+impl DebuggerVisualizerFile {
+    pub fn new(src: Arc<[u8]>, visualizer_type: DebuggerVisualizerType) -> Self {
+        DebuggerVisualizerFile { src, visualizer_type }
+    }
+}
+
 /// A single source in the [`SourceMap`].
 #[derive(Clone)]
 pub struct SourceFile {