Module: ProtobufDescriptor::HasChildren

Included in:
EnumDescriptor, FileDescriptor, MessageDescriptor, ServiceDescriptor
Defined in:
lib/protobuf_descriptor/has_children.rb

Overview

Mixin module to support classes with different "kinds" of children

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/protobuf_descriptor/has_children.rb', line 4

def self.included(base)
  base.extend(ClassMethods)
end

Instance Method Details

#compute_source_code_info_path_component(child) ⇒ Object

Computes the "relative path" from this node to one of its direct children according to the rules specified by descriptor.proto line 506.



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# File 'lib/protobuf_descriptor/has_children.rb', line 39

def compute_source_code_info_path_component(child)
  self.class.registered_children.each do |kind_id, collection|
    idx = self.send(collection).find_index(child)
    if !idx.nil?
      return [kind_id, idx]
    end
  end
  raise "Could not find #{child} in #{self}"
end

#named_children ⇒ Object 



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# File 'lib/protobuf_descriptor/has_children.rb', line 21

def named_children
  return @named_children if @named_children

  @named_children = NamedCollection.new([])

  self.class.registered_children.each do |id, method|
    collection = self.send(method)
    collection = collection.is_a?(NamedCollection) ? collection.collection : collection
    collection.each do |m|
      @named_children << m if m.is_a?(NamedChild)
    end
  end
  return @named_children
end