hardPunctuations property
On the hard keyboard, input the Mongol punctuation using the English/Latin punctuation keys. So this variable is the English/Latin punctuations map to the Mongol punctuations.
Implementation
@override
Map<String, String> get hardPunctuations => {
',': '\u1802',
'.': '\u1803',
'!': '\u1852',
'^': '\u1801',
'*': '\u1861',
'(': '\u1855',
')': '\u1856',
'<': '\u1857',
'>': '\u1858',
'[': '\u1859',
']': '\u185A',
':': '\u1804',
'"': '\u185B \u185C',
'?': '\u1853',
};