Handle arrow function return type declarations.

Thom1729 · May 29, 2018 · bd40db1 · bd40db1
1 parent 7d666e2
commit bd40db1
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/extensions/flow_types.yaml b/extensions/flow_types.yaml
@@ -3,6 +3,20 @@
 ---
 !merge
 variables: !merge
+  arrow_func_lookahead: |-
+    (?x)(?:
+      \s*(async\s*)?
+      (?:
+        {{identifier}}
+        |\( (?: [^()]|\([^()]*\) )* \)
+      )
+      (?:
+        \s*:
+        \s*{{identifier}}
+      )?
+      \s*=>
+    )
+
   class_element_name: |-
     (?x)\+?(?:
       {{property_name}}