class SyntaxTree::YARV::VM::STDOUTEvents

This is a simple implementation of tracing that prints to STDOUT.

Attributes

disassembler[R]

Public Class Methods

new() click to toggle source

# File lib/syntax_tree/yarv/vm.rb, line 140
def initialize
  @disassembler = Disassembler.new
end

Public Instance Methods

publish_frame_change(frame) click to toggle source

# File lib/syntax_tree/yarv/vm.rb, line 144
def publish_frame_change(frame)
  puts "%-16s %s" % ["frame-change", "#{frame.iseq.file}@#{frame.line}"]
end

publish_instruction(iseq, insn) click to toggle source

# File lib/syntax_tree/yarv/vm.rb, line 148
def publish_instruction(iseq, insn)
  disassembler.current_iseq = iseq
  puts "%-16s %s" % ["instruction", insn.disasm(disassembler)]
end

publish_stack_change(stack) click to toggle source

# File lib/syntax_tree/yarv/vm.rb, line 153
def publish_stack_change(stack)
  puts "%-16s %s" % ["stack-change", stack.values.inspect]
end

publish_tracepoint(event) click to toggle source

# File lib/syntax_tree/yarv/vm.rb, line 157
def publish_tracepoint(event)
  puts "%-16s %s" % ["tracepoint", event.inspect]
end