Added a bunch of functions.

Operand.cpp

@@ -2,8 +2,10 @@
 #include "Exception.h"
 #include <format>
 #include <iostream>
+#include <algorithm>
 #include <time.h>
 #include <chrono>
+#include <cmath>
 
 namespace jet {
 
@@ -116,7 +118,16 @@ namespace jet {
 	 } else
 	   throw coreutils::Exception("Expecting ) at end of INTEGER expression.");	 	 	 	 
       } else if(in.ifNextIgnoreCase("ROUND")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for ROUND parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = round(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of ROUND expression.");	 	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("RANDOM")) {
 	 unsigned int seed = (unsigned int)clock();
 	 doubleValue = (double) rand_r(&seed) / (RAND_MAX + 1.0);
@@ -124,29 +135,144 @@ namespace jet {
 	 string = std::format("{:.12f}", doubleValue);
 	 string.removeTrailingZeros();
       } else if(in.ifNextIgnoreCase("ABS")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for ABS parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = abs(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of ABS expression.");	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("MAX")) {
 	 
       } else if(in.ifNextIgnoreCase("MIN")) {
 	 
       } else if(in.ifNextIgnoreCase("POW")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for POW parameters.");
+	 Operand parm1(in, tag);
+	 if(!in.ifNext(","))
+	   throw coreutils::Exception("Expecting , in POW expression.");
+	 Operand parm2(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = pow(parm1.doubleValue, parm2.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else 
+	   throw coreutils::Exception("Expecting ) at end of substring expression.");	 
       } else if(in.ifNextIgnoreCase("SIN")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for SIN parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = sin(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of SIN expression.");	 	 	 	 
       } else if(in.ifNextIgnoreCase("ASIN")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for ASIN parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = asin(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of ASIN expression.");	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("COS")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for COS parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = cos(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of COS expression.");	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("ACOS")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for ACOS parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = acos(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of ACOS expression.");	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("ATAN")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for ATAN parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = atan(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of ATAN expression.");	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("SQRT")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for SQRT parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = sqrt(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of SQRT expression.");	 	 	 	 	 	 
+      } else if(in.ifNextIgnoreCase("DEG")) {
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for DEG parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = parm1.doubleValue * 180 / 3.14159;
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of DEG expression.");	 	 	 	 	 	 
+      } else if(in.ifNextIgnoreCase("RAD")) {
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for RAD parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = parm1.doubleValue * 3.14159 / 180;
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of RAD expression.");	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("TAN")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for TAN parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = tan(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of TAN expression.");	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("TRUNC")) {
-	 
+	 if(!in.ifNext("("))
+	   throw coreutils::Exception("Expecting ( for TRUNC parameters.");
+	 Operand parm1(in, tag);
+	 if(in.ifNext(")")) {
+	    doubleValue = trunc(parm1.doubleValue);
+	    isNumber = true;
+	    string = std::format("{:.12f}", doubleValue);
+	    string.removeTrailingZeros();	 
+	 } else
+	   throw coreutils::Exception("Expecting ) at end of TRUNC expression.");	 	 	 	 	 	 
       } else if(in.ifNextIgnoreCase("CEIL")) {
 	 
       } else if(in.ifNextIgnoreCase("FLOOR")) {