Example #1
0
	// Parsing arithmetic/logical/compare operator and some other
	// special cases
	explicit
	parse_t(char _op, parse_t arg1 = parse_t(),
	                  parse_t arg2 = parse_t(),
	                  parse_t arg3 = parse_t(),
	                  parse_t arg4 = parse_t(),
	                  parse_t arg5 = parse_t(),
	                  parse_t arg6 = parse_t())
	: val(), args(), op(_op)
	{
		switch ( op ) {
		case 'l': // list: create new or append one argument
			if ( arg2.op=='~' ) {
				if ( arg1.op!='~' ) args.push_back(arg1);
			} else {
				args = arg1.args;
				args.push_back(arg2);
			}
			break;

		case 'I': // integer, float, string literal values
		case 'F':
		case 'S':
			val = arg1.val;
			break;

		case 'a': // variable assignment
			args.push_back(arg1);
			args.push_back(arg2);
			break;

		case 'v': // variable, read index from arg2 if present
			val = arg1.val;
			if ( arg2.op=='l' ) args = arg2.args;
			break;

		case '@': // Command with argument list in arg2
			op = ' ';
			val = arg1.val;
			args = arg2.args;
			break;

		case 'U': // UNIQUE test, has argument list in arg1
			args = arg1.args;
			break;

		case '?': // comparison operator as arg1
			val = arg1.val;
			args.push_back(arg2);
			args.push_back(arg3);
			break;

		default:
			if ( arg1.op!='~' ) args.push_back(arg1);
			if ( arg2.op!='~' ) args.push_back(arg2);
			if ( arg3.op!='~' ) args.push_back(arg3);
			if ( arg4.op!='~' ) args.push_back(arg4);
			if ( arg5.op!='~' ) args.push_back(arg5);
			if ( arg6.op!='~' ) args.push_back(arg6);
		}
	}
Example #2
0
	// Parsing command with optional arguments
	explicit
	parse_t(val_t _val, parse_t arg1 = parse_t(),
	                    parse_t arg2 = parse_t(),
	                    parse_t arg3 = parse_t(),
	                    parse_t arg4 = parse_t(),
	                    parse_t arg5 = parse_t(),
	                    parse_t arg6 = parse_t())
	: val(_val), args(), op(' ')
	{
		if ( arg1.op!='~' ) args.push_back(arg1);
		if ( arg2.op!='~' ) args.push_back(arg2);
		if ( arg3.op!='~' ) args.push_back(arg3);
		if ( arg4.op!='~' ) args.push_back(arg4);
		if ( arg5.op!='~' ) args.push_back(arg5);
		if ( arg6.op!='~' ) args.push_back(arg6);
	}
Example #3
0
tms option_time(char* opt, char* dflt, char* descr) {
  return parse_t(option(opt, dflt, descr));
}