Add javascript sleep snippet

Author: 0xHouss

public/data/javascript.json

@@ -357,6 +357,7 @@
         "code": [
           "const debounce = (func, delay) => {",
           "  let timeout;",
+          "",
           "  return (...args) => {",
           "    clearTimeout(timeout);",
           "    timeout = setTimeout(() => func(...args), delay);",
@@ -399,32 +400,49 @@
         "tags": ["javascript", "utility", "throttle", "performance"],
         "author": "dostonnabotov"
       },
-     {
-  "title": "Get Contrast Color",
-  "description": "Returns either black or white text color based on the brightness of the provided hex color.",
-  "code": [
-    "const getContrastColor = (hexColor) => {",
-    "  // Expand short hex color to full format",
-    "  if (hexColor.length === 4) {",
-    "    hexColor = `#${hexColor[1]}${hexColor[1]}${hexColor[2]}${hexColor[2]}${hexColor[3]}${hexColor[3]}`;",
-    "  }",
-    "  const r = parseInt(hexColor.slice(1, 3), 16);",
-    "  const g = parseInt(hexColor.slice(3, 5), 16);",
-    "  const b = parseInt(hexColor.slice(5, 7), 16);",
-    "  const brightness = (r * 299 + g * 587 + b * 114) / 1000;",
-    "  return brightness >= 128 ? \"#000000\" : \"#FFFFFF\";",
-    "};",
-    "",
-    "// Usage:",
-    "console.log(getContrastColor('#fff')); // Output: #000000 (black)",
-    "console.log(getContrastColor('#123456')); // Output: #FFFFFF (white)",
-    "console.log(getContrastColor('#ff6347')); // Output: #000000 (black)",
-    "console.log(getContrastColor('#f4f')); // Output: #000000 (black)"
-  ],
-  "tags": ["color", "hex", "contrast", "brightness", "utility"],
-  "author": "yaya12085"
-}
-
+      {
+        "title": "Get Contrast Color",
+        "description": "Returns either black or white text color based on the brightness of the provided hex color.",
+        "code": [
+          "const getContrastColor = (hexColor) => {",
+          "  // Expand short hex color to full format",
+          "  if (hexColor.length === 4) {",
+          "    hexColor = `#${hexColor[1]}${hexColor[1]}${hexColor[2]}${hexColor[2]}${hexColor[3]}${hexColor[3]}`;",
+          "  }",
+          "  const r = parseInt(hexColor.slice(1, 3), 16);",
+          "  const g = parseInt(hexColor.slice(3, 5), 16);",
+          "  const b = parseInt(hexColor.slice(5, 7), 16);",
+          "  const brightness = (r * 299 + g * 587 + b * 114) / 1000;",
+          "  return brightness >= 128 ? \"#000000\" : \"#FFFFFF\";",
+          "};",
+          "",
+          "// Usage:",
+          "console.log(getContrastColor('#fff')); // Output: #000000 (black)",
+          "console.log(getContrastColor('#123456')); // Output: #FFFFFF (white)",
+          "console.log(getContrastColor('#ff6347')); // Output: #000000 (black)",
+          "console.log(getContrastColor('#f4f')); // Output: #000000 (black)"
+        ],
+        "tags": ["color", "hex", "contrast", "brightness", "utility"],
+        "author": "yaya12085"
+      },
+      {
+        "title": "Sleep Function",
+        "description": "Waits for a specified amount of milliseconds before resolving.",
+        "code": [
+          "const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));",
+          "",
+          "// Usage:",
+          "async function main() {",
+          "  console.log('Hello');",
+          "  await sleep(2000); // Waits for 2 seconds",
+          "  console.log('World!');",
+          "}",
+          "",
+          "main();"
+        ],
+        "tags": ["sleep", "delay", "utility", "promises"],
+        "author": "0xHouss"
+      }
     ]
   },
   {

public/data/rust.json

@@ -1,7 +1,7 @@
 [
   {
-     "categoryName": "Basics",
-     "snippets": [
+    "categoryName": "Basics",
+    "snippets": [
         {
           "title": "Hello, World!",
           "description": "Prints Hello, World! to the terminal.",