Sha256: f34f9a1ca13fec915b6336283890066d15758f6741900a8f43e5e97706ae4dc5
Contents?: true
Size: 1.38 KB
Versions: 53
Compression:
Stored size: 1.38 KB
Contents
class Eco::Data::Locations::NodeLevel
module Serial
include Eco::Data::Locations::NodeLevel::Cleaner
include Eco::Data::Locations::Convert
attr_writer :serializer
# @return [Proc] the serializer to be used.
def serializer
@serializer ||= proc do |node|
raise "Expecting NodeLevel. Given: #{node.class}" unless node.is_a?(Eco::Data::Locations::NodeLevel)
keys = %w[row_num id name]
keys.zip(node.values_at(*keys)).to_h.tap do |out|
out['parent_id'] = node.parentId
end
end
end
# Transforms `nodes` into a **hierarchical** csv tree.
# @note
# 1. `tidy_nodes` is called out of consistency. For example,
# it might be that the parents are not set. After this call,
# all the integrity issues have been warned.
# 2. `NodeBase` has this same class method. This one was kept
# to preserve its indepenence towards treeify.
# @return [CSV::Table] ready to dump into a hierarhical **csv** (columns are tree levels)
def nodes_to_csv_tree(nodes)
tidy_nodes(nodes).each_with_object([]) do |node, out|
out << (row = empty_array(node.actual_level))
# replace last item with `node.id`
row[-1..-1] = [node.id]
end.tap do |out|
return Eco::CSV::Table.new(normalize_arrays(out))
end
end
end
end
Version data entries
53 entries across 53 versions & 1 rubygems