IDENTIFIER<test> WORD<string> EOL
 IDENTIFIER<test> WORD<string with spaces> EOL
 IDENTIFIER<test> WORD<string with "escaped" quotes> EOL
 IDENTIFIER<test> WORD<string with \escaped\ backslashes> EOL
 IDENTIFIER<test> WORD<string with # a comment character> EOL
 EOF
 EOL
 IDENTIFIER<test1>line 2: unterminated string at '
'
 ??? <0>
 EOL
 IDENTIFIER<test1>line 2: illegal escape at '\n'
 ??? <0>