Fixed * and / operators to prioritize over + and -.

Operand.cpp

@@ -9,7 +9,7 @@
 
 namespace jet {
 
-   Operand::Operand(coreutils::ZString &in, Tag &tag) {
+   Operand::Operand(coreutils::ZString &in, Tag &tag, bool stop) : in(in), tag(tag) {
 
       doubleValue = 0;
       
@@ -378,7 +378,15 @@ namespace jet {
 	throw coreutils::Exception("operand is not valid.");
       
       in.skipWhitespace();
+
+      if(!stop)
+	parseOperator();
+
+      return;
+   }   
       
+   int Operand::parseOperator() {
+	
       if(in.ifNext("!=") || in.ifNext("<>")) {
 	 Operand op(in, tag);
 	 if(isNumber && op.isNumber) {
@@ -523,6 +531,8 @@ namespace jet {
 	    }	    
 	 }	   
       }
+
+
       if(in.ifNext("+")) {
 	 if(isNumber) {	      
 	    Operand op(in, tag);
@@ -547,28 +557,30 @@ namespace jet {
 	   throw coreutils::Exception("operand is not a number.");	 
       } else if(in.ifNext("*")) {
 	 if(isNumber) {	      
-	    Operand op(in, tag);
+	    Operand op(in, tag, true);
 	    if(op.isNumber) {
 	       doubleValue *= op.doubleValue;
 	       string = std::format("{:.12f}", doubleValue);	       
 	       string.removeTrailingZeros();
+	       parseOperator();
 	    } else
 	      throw coreutils::Exception("operand is not a number.");
 	 } else
 	   throw coreutils::Exception("operand is not a number.");	 
       } else if(in.ifNext("/")) {
 	 if(isNumber) {	      
-	    Operand op(in, tag);
+	    Operand op(in, tag, true);
 	    if(op.isNumber) {
 	       doubleValue /= op.doubleValue;
 	       string = std::format("{:.12f}", doubleValue);	       
 	       string.removeTrailingZeros();
+	       parseOperator();
 	    } else
 	      throw coreutils::Exception("operand is not a number.");
 	 } else
 	   throw coreutils::Exception("operand is not a number.");	 
-      } else 
+      } 
-	return;
+      return true;
    }
    
 }

Operand.h

@@ -10,8 +10,11 @@ namespace jet {
    class Operand {
 
     public:
-      Operand(coreutils::ZString &in, Tag &tag);
+      Operand(coreutils::ZString &in, Tag &tag, bool stop = false);
 
+      coreutils::ZString ∈
+      Tag &tag;
+      
       bool isNumber;
 
       ///
@@ -23,6 +26,8 @@ namespace jet {
       coreutils::MString string = "";
       
       double doubleValue;
+
+      int parseOperator();
       
 
    };

tests/debug.jet

@@ -0,0 +1,5 @@
+#!../jet-2.0
+<jet name1="localname" filterblanklines="true" trimlines="true">
+<set name="result" expr="2 + 2 * 3 + 2" />
+$[result]=10
+</jet>

tests/testexpr.jet

@@ -12,4 +12,12 @@ $[righty]=56789
 $[trim]=this is a test
 <set name="integer" expr="integer(12430.54356546)" />
 $[integer]=12430
+<set name="result" expr="5 + 5 * 5" />
+$[result]=30
+<set name="result" expr="5 + 5 * 5 + 5" />
+$[result]=35
+<set name="result" expr="(5 * 2) + (5 * 5) + (5 * 2)" />
+$[result]=45
+<set name="result" expr="2 + 2 * 3 + 2" />
+$[result]=10
 </jet>