Ignore non-alphanumeric characters in getInitials

acusti · Jan 23, 2024 · 5a8cab1 · 5a8cab1
1 parent e9c6481
commit 5a8cab1
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Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/packages/textual/src/index.test.ts b/packages/textual/src/index.test.ts
@@ -62,6 +62,10 @@ describe('@acusti/text-transform', () => {
         it('ignores any extra whitespace in the input text', () => {
             expect(getInitials(' \nfranklin\t\t delano   roosevelt \n ')).toBe('FDR');
         });
+
+        it('ignores any non alphanumeric characters', () => {
+            expect(getInitials('**franklin delano !! roosevelt 3rd', 4)).toBe('FDR3');
+        });
     });
 
     describe('getNameFromEmail', () => {

diff --git a/packages/textual/src/index.ts b/packages/textual/src/index.ts
@@ -10,8 +10,15 @@ export const capitalize = (text: string) =>
         },
     );
 
-export const getInitials = (name: string, maxLength = 3) =>
-    name.replace(WORDS_REGEX, '$1').trim().substring(0, maxLength).toUpperCase();
+export const getInitials = (name: string, maxLength = 3) => {
+    let initials = '';
+    const matches = name.matchAll(WORDS_REGEX);
+    for (const match of matches) {
+        initials += match[1].toUpperCase();
+        if (initials.length >= maxLength) break;
+    }
+    return initials;
+};
 
 const EMAIL_SEPARATOR_REGEX = /[+.]/g;