Added traceing for ifelse condition evaluation

Author: 10usb

Assembler/ConditionalSectionTranscriber.cs

@@ -16,14 +16,14 @@ public ConditionalSectionTranscriber(IScope scope, IInterpreter interpreter) {
             this.interpreter = interpreter;
         }
 
-        public void Transcribe(ConditionalSection section) {
+        public void Transcribe(ConditionalSection section, Trace trace) {
             bool success = true;
 
             if (section.Condition != null) {
                 IConstant result = interpreter.Translate(section.Condition).GetValue(scope);
 
                 if (!(result is Number number))
-                    throw new Exception(string.Format("Failed to resolve condition '{0}'", section.Condition));
+                    throw new AssemblerException("Failed to resolve condition '{0}'", trace, section.Condition);
 
                 success = number.Value != 0;
             }
@@ -32,7 +32,7 @@ public void Transcribe(ConditionalSection section) {
                 foreach (AssemblyLine line in section)
                     interpreter.Process(line);
             } else if (section.Next != null) {
-                Transcribe(section.Next);
+                Transcribe(section.Next, trace);
             }
         }
     }

Assembler/Interpreters/MacroInterpreter.cs

@@ -61,7 +61,7 @@ protected override void StartEnum(AssemblyLine line) {
 
         protected override void ProcessSection(AssemblyLine line) {
             ConditionalSectionTranscriber transcriber = new ConditionalSectionTranscriber(scope, this);
-            transcriber.Transcribe(line.Section);
+            transcriber.Transcribe(line.Section, trace.Create(line));
         }
 
         protected override void StartInclude(AssemblyLine line) {

Assembler/Values/Expression.cs

@@ -80,14 +80,14 @@ private IConstant Execute(Number left, Number right) {
                 case Operation.NotEqual: return new Number(left.Value != right.Value ? 1 : 0, NumberFormat.Decimal);
                 case Operation.LessOrEqual: return new Number(left.Value <= right.Value ? 1 : 0, NumberFormat.Decimal);
                 case Operation.GreaterOrEqual: return new Number(left.Value >= right.Value ? 1 : 0, NumberFormat.Decimal);
-                default: throw new Exception("Unsupported operation");
+                default: throw new BadProgrammerException("Unsupported operation");
             }
         }
 
         private IConstant Execute(Text left, Text right) {
             switch (operation) {
                 case Operation.Equal: return new Number(left.Value == right.Value ? 1 : 0, NumberFormat.Decimal);
-                default: throw new Exception("Unsupported operation");
+                default: throw new BadProgrammerException("Unsupported operation");
             }
         }