/* Lexical Analysis with Flex (2.6.0) We used some of the code from this manual */
/*                                    so we placed the citation here. */
/* definitions */
%option noyywrap
%{
#include "typedefs.h"
%}
        int line_number = 1, column_number = 1;

%%

\n      line_number++ column_number = 1;
.       column_number++;

"integer"       {return T_INTEGER}
"address"       {return T_ADDRESS}
"Boolean"       {return T_BOOLEAN}
"character"     {return T_CHARACTER}
"string"        {return T_STRING}

        /* KEYWARDS */


"while"         {return WHILE}
"if"            {return IF}
"then"          {return THEN}
"else"          {return ELSE}
"type"          {return TYPE}
"function"      {return FUNCTION}
"return"        {return RETURN}
"external"      {return EXTERNAL}
"as"            {return AS}


%%