chore: shuffle example words

web/src/util/array.ts

@@ -0,0 +1,21 @@
+export function shuffleArray<T>(array: T[]): T[] {
+  for (let i = array.length - 1; i > 0; i--) {
+    const j = Math.floor(Math.random() * (i + 1));
+    const temp = array[i];
+    array[i] = array[j];
+    array[j] = temp;
+  }
+  return array;
+}
+
+export function sampleFromArray<T>(array: T[], maximum: number): T[] {
+  return shuffleArray(array).slice(0, maximum);
+}
+
+export function fillArray<T>(array: T[], filler: string, maximum: number): T[] {
+  const deficit = maximum - array.length;
+  if (deficit > 0) {
+    array = [...array, ...Array(deficit).fill(filler)];
+  }
+  return array;
+}

web/src/util/text.ts

@@ -6,3 +6,23 @@ export function capitalize(text: string): string {
 export function sanitize(text: string): string {
   return text.replace(/[\s@+!#$%^&*()[\]./<>{}]/g, '');
 }
+
+export function upper(word: string): string {
+  return word.toUpperCase();
+}
+
+export function lower(word: string): string {
+  return word.toLowerCase();
+}
+
+export function stem(word: string): string {
+  return word.replace(/[aiueo]$/, '');
+}
+
+export function germanify(word: string): string {
+  return word.replace('c', 'k').replace('C', 'K');
+}
+
+export function njoin(lhs: string, rhs: string): string {
+  return lhs + rhs.replace(new RegExp(`^${lhs[-1]}`, 'i'), '');
+}