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-rw-r--r--tvix/eval/src/chunk.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/tvix/eval/src/chunk.rs b/tvix/eval/src/chunk.rs
index 04b58bde20fd..86d78cbe6343 100644
--- a/tvix/eval/src/chunk.rs
+++ b/tvix/eval/src/chunk.rs
@@ -65,6 +65,11 @@ impl Chunk {
         CodeIdx(idx)
     }
 
+    /// Get the first span of a chunk, no questions asked.
+    pub fn first_span(&self) -> codemap::Span {
+        self.spans[0].span
+    }
+
     /// Pop the last operation from the chunk and clean up its tracked
     /// span. Used when the compiler backtracks.
     pub fn pop_op(&mut self) {