static bool is_identifier_start_character (int c)
{
- return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '_' || Char.IsLetter ((char)c);
+ if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '_')
+ return true;
+
+ if (c < 0x80)
+ return false;
+
+ return is_identifier_start_character_slow_part ((char) c);
}
static bool is_identifier_part_character (char c)
return is_identifier_part_character_slow_part (c);
}
- static bool is_identifier_part_character_slow_part (char c)
+ static bool is_identifier_start_character_slow_part (char c)
{
- if (Char.IsLetter (c))
+ switch (Char.GetUnicodeCategory (c)) {
+ case UnicodeCategory.LetterNumber:
+ case UnicodeCategory.UppercaseLetter:
+ case UnicodeCategory.LowercaseLetter:
+ case UnicodeCategory.TitlecaseLetter:
+ case UnicodeCategory.ModifierLetter:
+ case UnicodeCategory.OtherLetter:
return true;
+ }
+ return false;
+ }
+ static bool is_identifier_part_character_slow_part (char c)
+ {
switch (Char.GetUnicodeCategory (c)) {
- case UnicodeCategory.ConnectorPunctuation:
-
- // combining-character: A Unicode character of classes Mn or Mc
- case UnicodeCategory.NonSpacingMark:
- case UnicodeCategory.SpacingCombiningMark:
-
- // decimal-digit-character: A Unicode character of the class Nd
- case UnicodeCategory.DecimalDigitNumber:
+ // connecting-character: A Unicode character of the class Pc
+ case UnicodeCategory.ConnectorPunctuation:
+
+ // combining-character: A Unicode character of classes Mn or Mc
+ case UnicodeCategory.NonSpacingMark:
+ case UnicodeCategory.SpacingCombiningMark:
+
+ // decimal-digit-character: A Unicode character of the class Nd
+ case UnicodeCategory.DecimalDigitNumber:
+
+ // plus is_identifier_start_character_slow_part
+ case UnicodeCategory.LetterNumber:
+ case UnicodeCategory.UppercaseLetter:
+ case UnicodeCategory.LowercaseLetter:
+ case UnicodeCategory.TitlecaseLetter:
+ case UnicodeCategory.ModifierLetter:
+ case UnicodeCategory.OtherLetter:
return true;
+
+ // formatting-character: A Unicode character of the class Cf
+ case UnicodeCategory.Format:
+ // csc bug compatibility which recognizes it as a whitespace
+ return c != 0xFEFF;
}
return false;
return Token.OPEN_BRACE;
case '}':
if (parsing_string_interpolation > 0) {
- if (peek_char () != '}') {
- --parsing_string_interpolation;
- return TokenizeInterpolatedString ();
- }
-
- continue;
+ --parsing_string_interpolation;
+ return TokenizeInterpolatedString ();
}
val = ltb.Create (current_source, ref_line, col);
if (pos == value_builder.Length)
Array.Resize (ref value_builder, pos * 2);
+ if (pos == value_builder.Length)
+ Array.Resize (ref value_builder, pos * 2);
+
value_builder [pos++] = (char)ch;
ch = surrogate;
}
}
++col;
+ if (pos == value_builder.Length)
+ Array.Resize (ref value_builder, pos * 2);
+
value_builder[pos++] = (char) ch;
}
}