org.jruby.ir.listeners

Interface InstructionsListener

public interface InstructionsListener

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	InstructionsListener.OperationType

Method Summary

Modifier and Type	Method and Description
void	instrChanged(java.util.List<Instr> instrs, Instr oldInstr, Instr newInstr, int index, InstructionsListener.OperationType op) listen to a change of a list of instructions, right before the change going to take place

Method Detail

instrChanged

void instrChanged(java.util.List<Instr> instrs,
                  Instr oldInstr,
                  Instr newInstr,
                  int index,
                  InstructionsListener.OperationType op)

listen to a change of a list of instructions, right before the change going to take place

Parameters:

instrs - List of instructions before the change happens

oldInstr - If possible, specify which instruction is the old one at index

newInstr - If possible, this the new element inserted at index

index - where the manipulation takes place

op - the operation type can be an ADD, REMOVE or UPDATE