fix: ensure the parent property exists on TS nodes

azz · Dec 10, 2018 · e065193 · e065193
1 parent 5727f49
commit e065193
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/create-program.js b/src/create-program.js
@@ -6,6 +6,10 @@ const createProgram = filepath => {
     target: ts.ScriptTarget.Latest,
     jsx: "preserve",
   });
+
+  // This ensures the `parent` property of every node exists. More info here: https://github.com/Microsoft/TypeScript/issues/14464#issuecomment-284533993
+  program.getTypeChecker();
+
   return program;
 };