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improved isLatin function by considering whitespace too

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vishalxl
2022-08-25 02:30:05 +05:30
parent 8af610fd46
commit 94c21342d1
3 changed files with 22 additions and 7 deletions
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15
lib/event_ds.dart
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@@ -71,23 +71,28 @@ bool isNumeric(String s) {
return double.tryParse(s) != null;
}
bool isWhitespace(String s) {
if( s.length != 1) {
return false;
}
return s[0] == ' ' || s[0] == '\n' || s[0] == '\r' || s[0] == '\t';
}
extension StringX on String {
isLatinAlphabet({caseSensitive = false}) {
if( length < 6) { // since smaller words can be smileys can should not be translated
return true;
}
int countLatinletters = 0;
for (int i = 0; i < length; i++) {
final target = caseSensitive ? this[i] : this[i].toLowerCase();
if ( (target.codeUnitAt(0) > 96 && target.codeUnitAt(0) < 123) || ( isNumeric(target) )) {
if ( (target.codeUnitAt(0) > 96 && target.codeUnitAt(0) < 123) || ( isNumeric(target) ) || isWhitespace(target)) {
countLatinletters++;
}
}
if( gDebug > 0) print("in isLatinAlphabet: latin letters: $countLatinletters and total = $length ");
if( countLatinletters < ( 40.0/100 ) * length ) {
if( gDebug > 0) print("in isLatinAlphabet: latin letters: $countLatinletters and total = $length ");
return false;
} else {
return true;