refactor: set defaultOptions in shared/constants

src/shared/constants.js

@@ -44,6 +44,15 @@ export const metaTemplateKeyName = 'template'
 // This is the key name for the content-holding property
 export const contentKeyName = 'content'
 
+export const defaultOptions = {
+  keyName,
+  attribute,
+  ssrAttribute,
+  tagIDKeyName,
+  contentKeyName,
+  metaTemplateKeyName
+}
+
 // List of metaInfo property keys which are configuration options (and dont generate html)
 export const metaInfoOptionKeys = [
   'titleChunk',

src/shared/options.js

@@ -1,23 +1,5 @@
 import { isObject, isFunction } from './is-type'
-
-import {
-  keyName,
-  attribute,
-  ssrAttribute,
-  tagIDKeyName,
-  metaTemplateKeyName,
-  contentKeyName
-} from './constants'
-
-// set some default options
-const defaultOptions = {
-  keyName,
-  contentKeyName,
-  metaTemplateKeyName,
-  attribute,
-  ssrAttribute,
-  tagIDKeyName
-}
+import { defaultOptions } from './constants'
 
 export default function setOptions(options) {
   // combine options