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Merge pull request #5381 from pangeachat/5363-vocab-practice-taking-only-part-of-english-word

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fix: use token offset and length to determine where to highlight in e…
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ggurdin 2026-01-23 10:49:31 -05:00 • committed by GitHub
commit 99af3e4f42
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1 changed files with 5 additions and 11 deletions
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16
lib/pangea/analytics_misc/example_message_util.dart
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@ -71,22 +71,16 @@ class ExampleMessageUtil {
}
if (token == null) return null;
final tokenText = token.text.content;
int tokenIndex = text.indexOf(tokenText);
if (tokenIndex == -1) return null;
final beforeSubstring = text.substring(0, tokenIndex);
if (beforeSubstring.length != beforeSubstring.characters.length) {
tokenIndex = beforeSubstring.characters.length;
}
final before = text.characters.take(token.text.offset).toString();
final after = text.characters
.skip(token.text.offset + token.text.content.characters.length)
.toString();
final int tokenLength = tokenText.characters.length;
final before = text.characters.take(tokenIndex).toString();
final after = text.characters.skip(tokenIndex + tokenLength).toString();
return [
TextSpan(text: before),
TextSpan(
text: tokenText,
text: token.text.content,
style: const TextStyle(
fontWeight: FontWeight.bold,
),