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-rw-r--r--app/assets/javascripts/behaviors/gl_emoji.js1
-rw-r--r--app/assets/javascripts/behaviors/gl_emoji/is_emoji_unicode_supported.js3
2 files changed, 3 insertions, 1 deletions
diff --git a/app/assets/javascripts/behaviors/gl_emoji.js b/app/assets/javascripts/behaviors/gl_emoji.js
index 23d91fdb259..36ce4fddb72 100644
--- a/app/assets/javascripts/behaviors/gl_emoji.js
+++ b/app/assets/javascripts/behaviors/gl_emoji.js
@@ -88,6 +88,7 @@ function installGlEmojiElement() {
const hasCssSpriteFalback = fallbackSpriteClass && fallbackSpriteClass.length > 0;
if (
+ emojiUnicode &&
isEmojiUnicode &&
!isEmojiUnicodeSupported(generatedUnicodeSupportMap, emojiUnicode, unicodeVersion)
) {
diff --git a/app/assets/javascripts/behaviors/gl_emoji/is_emoji_unicode_supported.js b/app/assets/javascripts/behaviors/gl_emoji/is_emoji_unicode_supported.js
index 20ab2d7e827..4f8884d05ac 100644
--- a/app/assets/javascripts/behaviors/gl_emoji/is_emoji_unicode_supported.js
+++ b/app/assets/javascripts/behaviors/gl_emoji/is_emoji_unicode_supported.js
@@ -28,7 +28,8 @@ function isSkinToneComboEmoji(emojiUnicode) {
// doesn't support the skin tone versions of horse racing
const horseRacingCodePoint = 127943;// parseInt('1F3C7', 16)
function isHorceRacingSkinToneComboEmoji(emojiUnicode) {
- return Array.from(emojiUnicode)[0].codePointAt(0) === horseRacingCodePoint &&
+ const firstCharacter = Array.from(emojiUnicode)[0];
+ return firstCharacter && firstCharacter.codePointAt(0) === horseRacingCodePoint &&
isSkinToneComboEmoji(emojiUnicode);
}