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|
%interactive
%filenames scanner
digits [0-9]+
e [eE]
sign [-+]
%%
[ \t]+
{digits} return Parser::INT;
{digits}"." |
{digits}"."{digits} |
{digits}{e}{sign}{digits} |
{digits}"."{e}{sign}{digits} |
{digits}"."{digits}{e}{sign}{digits} |
"."{digits} |
"."{e}{sign}{digits} |
"."{digits}{e}{sign}{digits} return Parser::DOUBLE;
"'"."'" return Parser::CHAR;
"+=" return Parser::ADDA;
"-=" return Parser::SUBA;
"*=" return Parser::MULA;
"/=" return Parser::DIVA;
"%=" return Parser::MODA;
"&=" return Parser::ANDA;
"^=" return Parser::XORA;
"|=" return Parser::ORA;
"<<=" return Parser::LSHIFTA;
">>=" return Parser::RSHIFTA;
"<<" return Parser::LEFTSHIFT;
">>" return Parser::RIGHTSHIFT;
char |
int |
double return Parser::DATATYPE;
help return Parser::HELP;
rad |
deg |
grad return Parser::ANGLETYPE;
list return Parser::LIST;
stop |
quit |
exit return Parser::QUIT;
PI |
E return Parser::MATHCONST;
[a-zA-Z_][a-zA-Z_0-9]* return Parser::IDENT;
\n|. return matched()[0];
%%
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