feat: TypeGuards.hasBody(node).

dsherret · Apr 7, 2018 · 4041dfd · 4041dfd
1 parent 72afb28
commit 4041dfd
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/src/utils/TypeGuards.ts b/src/utils/TypeGuards.ts
@@ -37,6 +37,17 @@ export class TypeGuards {
         return typeof (node as any).getName() === "string";
     }
 
+    /**
+     * Gets if the node has a body.
+     * @param node - Node to check.
+     */
+    static hasBody(node: compiler.Node): node is compiler.Node & { getBody(): compiler.Node; } {
+        // this method is manually maintained
+        if ((node as any).getBody == null)
+            return false;
+        return (node as any).getBody() != null;
+    }
+
     /**
      * Gets if the node is an AbstractableNode.
      * @param node - Node to check.