public SwitchOperation(CompiledMethod method,BracketFragment switching,BracketFragment body):base(method){
Body=body;
if(switching.ChildCount()!=1){
switching.Error("Too many entries inside this switches brackets. Should be e.g. switch(name){ .. }");
}
// Compile the switching frag:
CompiledFragment variableFrag=switching.FirstChild.Compile(method);
// Get the active value - this should be a variable object:
object activeValue=variableFrag.ActiveValue();
// Try and apply it:
Switching=activeValue as Variable;
if(Switching==null){
switching.Error("Can only switch variables.");
}
}
/// <summary>Checks if two variables are equal to each other.</summary>
/// <param name="other">The variable to check for equality with this one.</param>
/// <returns>True if this and the given variable is equal.</returns>
public bool Equals(Variable other){
if(other==null||other.GetType()!=GetType()){
return false;
}
return (Name==other.Name);
}
/// <summary>Looks for the use of the given variable within this operation.</summary>
/// <param name="cfrag">The fragment to look in, e.g. this.Input1.</param>
/// <param name="findingVar">The variable being searched for.</param>
/// <returns>True if it was found in there, false otherwise.</returns>
public bool LookFor(CompiledFragment cfrag,Variable findingVar){
if(cfrag==null){
return false;
}
if(cfrag.Value==null&&Types.IsTypeOf(cfrag,typeof(Operation))){
Operation op=(Operation)cfrag;
if(LookFor(op.Input0,findingVar)){
return true;
}
if(LookFor(op.Input1,findingVar)){
return true;
}
}else if(cfrag.Value!=null&&Types.IsTypeOf(cfrag.Value,typeof(Variable))){
return ((Variable)cfrag.Value).Equals(findingVar);
}
return false;
}
