[Glitch] Emoji: Remove final flag

Port 85d0cdb5f7 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/features/emoji/unicode_utils.ts

@@ -0,0 +1,43 @@
+// taken from:
+// https://github.com/twitter/twemoji/blob/47732c7/twemoji-generator.js#L848-L866
+export function unicodeToFilename(str: string) {
+  let result = '';
+  let charCode = 0;
+  let p = 0;
+  let i = 0;
+  while (i < str.length) {
+    charCode = str.charCodeAt(i++);
+    if (p) {
+      if (result.length > 0) {
+        result += '-';
+      }
+      result += (0x10000 + ((p - 0xd800) << 10) + (charCode - 0xdc00)).toString(
+        16,
+      );
+      p = 0;
+    } else if (0xd800 <= charCode && charCode <= 0xdbff) {
+      p = charCode;
+    } else {
+      if (result.length > 0) {
+        result += '-';
+      }
+      result += charCode.toString(16);
+    }
+  }
+  return result;
+}
+
+export function unicodeToUnifiedName(str: string) {
+  let output = '';
+
+  for (let i = 0; i < str.length; i += 2) {
+    if (i > 0) {
+      output += '-';
+    }
+
+    output +=
+      str.codePointAt(i)?.toString(16).toUpperCase().padStart(4, '0') ?? '';
+  }
+
+  return output;
+}