diff --git a/src/parseTypes.js b/src/parseTypes.js
deleted file mode 100644
index 570213629..000000000
--- a/src/parseTypes.js
+++ /dev/null
@@ -1,25 +0,0 @@
-import { Parser } from 'jsdoc-type-pratt-parser';
-
-const parsers = {
-  'jsdoc': new Parser({ mode: 'jsdoc' }),
-  'closure': new Parser({ mode: 'closure' }),
-  'typescript': new Parser({ mode: 'typescript' })
-};
-
-export function parseType(type, mode) {
-  if (mode === 'permissive') {
-    try {
-      return parsers.jsdoc.parse(type);
-    }
-    catch {
-      try {
-        return parsers.closure.parse(type);
-      }
-      catch {
-        return parsers.typescript.parse(type);
-      }
-    }
-  } else {
-    return parsers[mode].parse(type);
-  }
-}