string

Парсинг строки https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types

string ::= singe_quoted_string | double_quoted_string singe_quoted_string ::= ''' { encoded_char } ''' double_quoted_string ::= '"' { encoded_char } '"' encoded_char ::= escaped_seq | simple_char escaped_seq ::= escape_hex | escape_unicode_ext | escape_unicode | escape_oct | escape_simple escape_oct ::= '' oct_char oct_char oct_char escape_simple ::= '' ( '0' | 'b' | 'f' | 'n' | 'r' | 't' | 'v' | ''' | '"' | '' ) escape_hex ::= '\x' hex_char hex_char escape_unicode ::= '\u' hex_char hex_char hex_char hex_char escape_unicode_ext ::= '\u{' hex_char hex_char hex_char hex_char hex_char '}'