Fixed title casing

write.ts

@@ -1,65 +1,7 @@
 import { VideoDescription } from "./main.ts";
+import { camelToTitleCase } from "./util_string.ts";
 
 
-export const SMALL_WORDS = new Set([
-    "a",
-    "an",
-    "and",
-    "as",
-    "at",
-    "because",
-    "but",
-    "by",
-    "en",
-    "for",
-    "if",
-    "in",
-    "neither",
-    "nor",
-    "of",
-    "on",
-    "only",
-    "or",
-    "over",
-    "per",
-    "so",
-    "some",
-    "than",
-    "that",
-    "the",
-    "to",
-    "up",
-    "upon",
-    "v",
-    "versus",
-    "via",
-    "vs",
-    "when",
-    "with",
-    "without",
-    "yet",
-]);
-
-function capitalize(word: string): string {
-    return word.charAt(0).toUpperCase() + word.slice(1).toLowerCase();
-}
-
-function camelToTitleCase(camelCaseStr: string): string {
-    // Insert a space before each uppercase letter
-    const titleCaseStr = camelCaseStr.replace(/([A-Z])/g, ' $1');
-
-    // Split the string into words and process each word using map
-    const words = titleCaseStr.split(' ')
-        .map(v => v.toLowerCase())
-        .map(word => {
-            if (SMALL_WORDS.has(word)) {
-                return word;
-            }
-            return capitalize(word)
-        });
-
-    return capitalize(words.join(' '));
-}
 
 export function singleVideoDescription(video: VideoDescription): string {
     const teachersList = video.teachers.map(v => "[[" + v + "]]").join(" & ");