public Completion Execute(ExecutionEnvironment enviroment)
{
if (Test == null)
{
return(Completion.Exception("Test can not be null", this));
}
var t = Test.Execute(enviroment);
if (t.ReturnValue is bool)
{
if ((bool)t.ReturnValue)
{
if (Consequent == null)
{
return(Completion.Exception("Consequent can not be null", this));
}
return(Consequent.Execute(enviroment));
}
else
{
if (Alternate == null)
{
return(Completion.Exception("Alternate can not be null", this));
}
return(Alternate.Execute(enviroment));
}
}
else
{
return(new Completion("Test return not boolean value", CompletionType.Exception, this));
}
}
protected override Completion ExecuteImpl(ExecutionEnvironment enviroment)
{
if (Test == null)
{
return(Completion.Exception(Properties.Language.TestNullException, this));
}
var t = Test.Execute(enviroment);
if (t.ReturnValue is bool)
{
if ((bool)t.ReturnValue)
{
if (Consequent == null)
{
return(Completion.Exception(Properties.Language.NullException, this));
}
return(Consequent.Execute(enviroment));
}
else
{
if (Alternate == null)
{
return(Completion.Exception(Properties.Language.NullException, this));
}
return(Alternate.Execute(enviroment));
}
}
else
{
return(Completion.Exception(Properties.Language.NotBoolean, Test));
}
}
public Completion Execute(ExecutionEnvironment enviroment)
{
if (Test == null)
{
return(Completion.Void);
}
var t = Test.Execute(enviroment);
if (t.ReturnValue is bool)
{
if ((bool)t.ReturnValue)
{
if (Consequent == null)
{
return(Completion.Void);
}
ExecutionEnvironment current = new ExecutionEnvironment(enviroment);
return(Consequent.Execute(current));
}
else
{
if (Alternate == null)
{
return(Completion.Void);
}
ExecutionEnvironment current = new ExecutionEnvironment(enviroment);
return(Alternate.Execute(current));
}
}
else
{
return(new Completion("Test return not boolean value", CompletionType.Exception));
}
}
public override void Execute(ExecutionContext ctx)
{
bool result = new ExpressionEngine().EvaluateConditional(ctx, Content);
if (result)
{
base.Execute(ctx);
}
else if (Alternate != null)
{
Alternate.Execute(ctx);
}
}