Class RubyVM::InstructionSequence::BasicStorage < Object

# File sample/iseq_loader.rb, line 63
def initialize
  require 'digest/sha1'
end

# File sample/iseq_loader.rb, line 90
def compile_and_save_iseq fname, iseq_key = iseq_key_name(fname)
  $ISEQ_LOADER_COMPILED += 1
  STDERR.puts "[RUBY_COMPILED_FILE] compile #{fname}" if COMPILE_DEBUG
  iseq = RubyVM::InstructionSequence.compile_file(fname)

  binary = iseq.to_binary(extra_data(fname))
  write_compiled_iseq(fname, iseq_key, binary)
  iseq
end

# File sample/iseq_loader.rb, line 86
def extra_data fname
  "SHA-1:#{::Digest::SHA1.file(fname).digest}"
end

# File sample/iseq_loader.rb, line 67
def load_iseq fname
  iseq_key = iseq_key_name(fname)
  if compiled_iseq_exist?(fname, iseq_key) && compiled_iseq_is_younger?(fname, iseq_key)
    $ISEQ_LOADER_LOADED += 1
    STDERR.puts "[ISEQ_LOADER] #{Process.pid} load #{fname} from #{iseq_key}" if COMPILE_DEBUG
    binary = read_compiled_iseq(fname, iseq_key)
    iseq = RubyVM::InstructionSequence.load_from_binary(binary)
    # p [extra_data(iseq.path), RubyVM::InstructionSequence.load_from_binary_extra_data(binary)]
    # raise unless extra_data(iseq.path) == RubyVM::InstructionSequence.load_from_binary_extra_data(binary)
    iseq
  elsif COMPILE_IF_NOT_COMPILED
    compile_and_save_iseq(fname, iseq_key)
  else
    $ISEQ_LOADER_IGNORED += 1
    # p fname
    nil
  end
end