revert: temporary revert #4

Author: antfu

src/index.ts

@@ -39,7 +39,6 @@ function randStr(): string {
 }
 
 export type MarkdownItAsyncPlaceholderMap = Map<string, [promise: Promise<string>, str: string, lang: string, attrs: string]>
-export type Token = ReturnType<MarkdownIt['parse']>[number]
 
 export class MarkdownItAsync extends MarkdownIt {
   placeholderMap: MarkdownItAsyncPlaceholderMap
@@ -75,18 +74,9 @@ export class MarkdownItAsync extends MarkdownIt {
   }
 
   async renderAsync(src: string, env?: any): Promise<string> {
-    return this.rendererRenderAsync(
-      this.parse(src, env),
-      this.options,
-      env,
-    )
-  }
-
-  async rendererRenderAsync(tokens: Token[], options: Options = this.options, env?: any): Promise<string> {
     this.options.highlight = wrapHightlight(this.options.highlight, this.placeholderMap)
     this.disableWarn = true
-    const result = this.renderer.render(tokens, options, env)
-
+    const result = this.render(src, env)
     this.disableWarn = false
     return replaceAsync(result, placeholderRe, async (match, id) => {
       if (!this.placeholderMap.has(id))