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

Methods

Modifier and Type	Method and Description
void	instrChanged(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(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