Add position info for closures.

src/ast/stmt.rs

@@ -376,7 +376,7 @@ pub enum Stmt {
     /// This variant does not map to any language structure.  It is currently only used only to
     /// convert a normal variable into a shared variable when the variable is _captured_ by a closure.
     #[cfg(not(feature = "no_closure"))]
-    Share(crate::Identifier),
+    Share(crate::Identifier, Position),
 }
 
 impl Default for Stmt {
@@ -427,7 +427,7 @@ impl Stmt {
             Self::Export(.., pos) => *pos,
 
             #[cfg(not(feature = "no_closure"))]
-            Self::Share(..) => Position::NONE,
+            Self::Share(.., pos) => *pos,
         }
     }
     /// Override the [position][Position] of this statement.
@@ -458,7 +458,7 @@ impl Stmt {
             Self::Export(.., pos) => *pos = new_pos,
 
             #[cfg(not(feature = "no_closure"))]
-            Self::Share(..) => (),
+            Self::Share(.., pos) => *pos = new_pos,
         }
 
         self