thRegExp property
RegExp for the Thai language (PASSED) Language has code => LanguageCode.th
Implementation
static final RegExp thRegExp = RegExp(
r'(?:'
// 1. Thai vowels/tones (เ-ไ, ั ิ ี ึ ื)
r'[\u0E40-\u0E44]' // Leading vowels (เ, แ, โ, ไ, ใ)
r'|'
r'[\u0E48-\u0E4C]' // Tone marks (่, ้, ๊, ๋, ์)
// 2. Thai consonant + vowel combinations
r'|'
r'[\u0E01-\u0E2E][\u0E34-\u0E3A]' // Consonant + trailing vowel (ิ, ี, ึ, ื)
// 3. Full Thai character range (fallback)
r'|'
r'[\u0E00-\u0E7F]' // Covers entire Thai Unicode block
r')',
caseSensitive: false,
unicode: true,
);