1 files changed, 32 insertions, 0 deletions
diff --git a/third_party/rust/jsparagus-ast/src/source_location.rs b/third_party/rust/jsparagus-ast/src/source_location.rs
new file mode 100644
index 0000000000..2219fa451e
--- /dev/null
+++ b/third_party/rust/jsparagus-ast/src/source_location.rs
@@ -0,0 +1,32 @@
+#[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
+pub struct SourceLocation {
+    pub start: usize,
+    pub end: usize,
+}
+
+impl SourceLocation {
+    pub fn new(start: usize, end: usize) -> Self {
+        debug_assert!(start <= end);
+
+        Self { start, end }
+    }
+
+    pub fn from_parts(start: SourceLocation, end: SourceLocation) -> Self {
+        debug_assert!(start.start <= end.end);
+
+        Self {
+            start: start.start,
+            end: end.end,
+        }
+    }
+
+    pub fn set_range(&mut self, start: SourceLocation, end: SourceLocation) {
+        debug_assert!(start.start <= end.end);
+        self.start = start.start;
+        self.end = end.end;
+    }
+
+    pub fn default() -> Self {
+        Self { start: 0, end: 0 }
+    }
+}