From bc64412e791ad7e0c6ffa79766162e1d82c87270 Mon Sep 17 00:00:00 2001
From: Ivan Huz <vanahuz@gmail.com>
Date: Thu, 20 Feb 2025 19:00:04 +0200
Subject: [PATCH] Support chaining syntax

---
 JavaScript/9-thenable.js | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/JavaScript/9-thenable.js b/JavaScript/9-thenable.js
index 5ef4694..c640e3e 100644
--- a/JavaScript/9-thenable.js
+++ b/JavaScript/9-thenable.js
@@ -18,11 +18,10 @@ class Thenable {
   resolve(value) {
     const fn = this.fn;
     if (fn) {
-      const next = fn(value);
-      if (next) {
-        next.then((value) => {
-          this.next.resolve(value);
-        });
+      const result = fn(value);
+      const next = this.next;
+      if (next.fn) {
+        next.resolve(result);
       }
     }
   }
@@ -39,8 +38,11 @@ const readFile = (filename) => {
   return thenable;
 };
 
+const MINIFY_REGEX = new RegExp('\\s+', 'g');
+const minify = (content) => content.replaceAll(MINIFY_REGEX, '');
+
 const main = async () => {
-  const file1 = await readFile('9-thenable.js');
+  const file1 = await readFile('9-thenable.js').then(minify);
   console.dir({ length: file1.length });
 };