Method: ActiveComponent::Base.json_create

Defined in:
lib/active_component/base.rb

.json_create(json_hash) ⇒ Tree::TreeNode

Creates a Tree::TreeNode object instance from a given JSON Hash representation. This requires the JSON gem to be available, or else the operation fails with a warning message.

Parameters:

  • json_hash (Hash) —

    The JSON hash to convert from.

Returns:

  • (Tree::TreeNode) —

    The created tree.

See Also:

Author:

Since:

  • 0.7.0



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# File 'lib/active_component/base.rb', line 817

def self.json_create(json_hash)
  begin
    require 'json'

    node = new(json_hash["node_name"], json_hash["node_content"])

    json_hash["children"].each do |child|
      node << child
    end if json_hash["children"]

    return node
  rescue LoadError => e
    warn "The JSON gem couldn't be loaded. Due to this we cannot serialize the tree to a JSON representation."
  end
end