Module: Marshal
- Defined in:
- lib/utilrb/marshal/load_with_missing_constants.rb
Defined Under Namespace
Classes: BlackHole
Class Method Summary collapse
Class Method Details
.load_with_missing_constants(str_or_io) ⇒ Object
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# File 'lib/utilrb/marshal/load_with_missing_constants.rb', line 27 def self.load_with_missing_constants(str_or_io) if str_or_io.respond_to?(:tell) original_pos = str_or_io.tell end self.load(str_or_io) rescue Exception => e case e. when /undefined class\/module ((?:\w+::)+)$/ names = $1.split('::') missing = names.pop base = names.inject(Object) { |m, n| m.const_get(n) } base.const_set(missing, Module.new) if original_pos str_or_io.seek(original_pos) end retry when /undefined class\/module ((?:\w+::)+)(\w+)$/ mod, klass = $1, $2 full_name = "#{mod}#{klass}" mod = mod.split('::').inject(Object) { |m, n| m.const_get(n) } blackhole = Class.new(BlackHole) do @name = full_name end mod.const_set(klass, blackhole) if original_pos str_or_io.seek(original_pos) end retry end raise end |