Make expression_statement visible

Co-Authored-By: Nathan Sobo <[email protected]>

Author: maxbrunsfeld

corpus/async.txt

@@ -1,71 +1,88 @@
-============================================
+================================================================================
 Async function
-============================================
+================================================================================
 
 async fn abc() {}
 
 async fn main() {
     let x = futures.await?;
 }
 
----
+--------------------------------------------------------------------------------
 
 (source_file
   (function_item
     (function_modifiers)
     (identifier)
     (parameters)
     (block))
-  (function_item (function_modifiers) (identifier) (parameters)
+  (function_item
+    (function_modifiers)
+    (identifier)
+    (parameters)
     (block
-      (let_declaration (identifier) (try_expression
-        (await_expression (identifier)))))))
+      (let_declaration
+        (identifier)
+        (try_expression
+          (await_expression
+            (identifier)))))))
 
-============================================
+================================================================================
 Await expression
-============================================
+================================================================================
 
 futures.await;
 futures.await?;
 futures.await?.await?;
 futures.await?.function().await?;
 
----
+--------------------------------------------------------------------------------
 
 (source_file
-  (await_expression (identifier))
-  (try_expression
-    (await_expression (identifier)))
-  (try_expression
+  (expression_statement
     (await_expression
-      (try_expression
-        (await_expression (identifier)))))
-  (try_expression
-    (await_expression
-      (call_expression
-        (field_expression
-          (try_expression
-            (await_expression (identifier)))
-          (field_identifier))
-        (arguments)))))
+      (identifier)))
+  (expression_statement
+    (try_expression
+      (await_expression
+        (identifier))))
+  (expression_statement
+    (try_expression
+      (await_expression
+        (try_expression
+          (await_expression
+            (identifier))))))
+  (expression_statement
+    (try_expression
+      (await_expression
+        (call_expression
+          (field_expression
+            (try_expression
+              (await_expression
+                (identifier)))
+            (field_identifier))
+          (arguments))))))
 
-============================================
+================================================================================
 Async Block
-============================================
+================================================================================
 
 async {}
 async { let x = 10; }
 async move {}
 
----
+--------------------------------------------------------------------------------
 
 (source_file
-  (async_block
-    (block))
-  (async_block
-    (block
-      (let_declaration
-        (identifier)
-        (integer_literal))))
-  (async_block
-    (block)))
+  (expression_statement
+    (async_block
+      (block)))
+  (expression_statement
+    (async_block
+      (block
+        (let_declaration
+          (identifier)
+          (integer_literal)))))
+  (expression_statement
+    (async_block
+      (block))))