internal void OldRun(PsudoProgram psudoProgram)
{
for (int i = 0; i < this.Instructions.Count; i++)
{
psudoProgram.OnBeforeInstruction(this.Instructions[i]);
if (this.Instructions[i] == null)
{
psudoProgram.OnError("Null Instruction on Line " + i + "\n");
continue;
}
PsudoInstruction jump = this.Instructions[i].Run();
psudoProgram.OnAfterInstruction(this.Instructions[i]);
if (jump != null)
{
int jumpLine = this.Instructions.FindIndex(item => item != null && item.Line >= jump.Line) - 1;
// if (jumpLine >= 0)
i = jumpLine;
}
// if returning break out of the loop
if (this.Instructions[i] is ReturnInstruction)
{
break;
}
}
}
internal void Run(PsudoProgram psudoProgram)
{
// Handle empty blocks of code cleanly
if (this.Instructions.Count == 0)
{
return;
}
PsudoInstruction curIns = this.Instructions[0];
while (curIns != null)
{
psudoProgram.OnBeforeInstruction(curIns);
PsudoInstruction jump = curIns.Run();
psudoProgram.OnAfterInstruction(curIns);
// if returning break out of the loop
if (curIns is ReturnInstruction)
{
curIns = null;
}
else if (jump == null)
{
curIns = this.Instructions.Find(item => item != null && item.Line > curIns.Line);
}
else
{
curIns = jump;
}
}
}
internal void OnBeforeInstruction(PsudoInstruction instruction)
{
if (this.abortRun)
{
throw new Exception("Run Aborted. Exiting.");
}
if (instruction == null)
{
return;
}
if (this.BeforeInstruction != null)
{
this.BeforeInstruction(this, new Instruction_EventArgs(instruction.Line));
}
}
public FlowChartItemControl(PsudoInstruction instruction)
: this(instruction.ToString())
{
inst = instruction;
}
