diff --git a/src/services/post-file.ts b/src/services/post-file.ts
index 24f6212..6e376b4 100644
--- a/src/services/post-file.ts
+++ b/src/services/post-file.ts
@@ -44,23 +44,27 @@ export class PostFileService {
     return new PostFileService(posts);
   }
 
-  public getPostHtml(slug: string): string {
-    const html = this.posts.get(slug)?.html;
+  public getPost(slug: string): Post {
+    const post = this.posts.get(slug);
 
-    if (!html?.length) {
-      throw new Error("Post does not exist.");
+    if (!post) {
+      throw Error("Post does not exist.");
+    }
+
+    return post;
+  }
+
+  public getPostHtml(slug: string): string {
+    const html = this.getPost(slug).html;
+
+    if (!html) {
+      throw Error("No HTML for this post yet.");
     }
 
     return html;
   }
 
   public getPostRawContent(slug: string): string {
-    const content = this.posts.get(slug)?.content;
-
-    if (!content?.length) {
-      throw new Error("Post does not exist.");
-    }
-
-    return content;
+    return this.getPost(slug).content;
   }
 }