fix: add #[non_exhaustive] to SoureCode enum

Author: vaind

symbolic-debuginfo/src/base.rs

@@ -671,6 +671,7 @@ impl fmt::Debug for Function<'_> {
 pub type DynIterator<'a, T> = Box<dyn Iterator<Item = T> + 'a>;
 
 /// Represents a source file referenced by a debug information object file.
+#[non_exhaustive]
 #[derive(Debug, Clone)]
 pub enum SourceCode<'a> {
     /// Verbatim source code/file contents.