class Depth::Traverser
Attributes
creation_proc[R]
key_transformer[R]
next_proc[R]
object[R]
Public Class Methods
new(object, key_transformer:, next_proc:, creation_proc:)
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# File lib/depth/traverser.rb, line 6 def initialize(object, key_transformer:, next_proc:, creation_proc:) @object = object @next_proc = next_proc @creation_proc = creation_proc @key_transformer = key_transformer end
Public Instance Methods
array?()
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# File lib/depth/traverser.rb, line 15 def array? object.is_a?(Array) end
hash?()
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# File lib/depth/traverser.rb, line 19 def hash? object.is_a?(Hash) end
next(key_or_index)
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# File lib/depth/traverser.rb, line 23 def next(key_or_index) return Traverser.new( nil, key_transformer: key_transformer, next_proc: next_proc, creation_proc: creation_proc ) if object.nil? original_key = key_or_index key_or_index = key_transformer.call(object, key_or_index) next_object = next_proc.call(object, key_or_index, original_key) Traverser.new( next_object, key_transformer: key_transformer, next_proc: next_proc, creation_proc: creation_proc ) end
next_or_create(key_or_index, &block)
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# File lib/depth/traverser.rb, line 43 def next_or_create(key_or_index, &block) return Traverser.new( nil, key_transformer: key_transformer, next_proc: next_proc, creation_proc: creation_proc ) if object.nil? original_key = key_or_index key_or_index = key_transformer.call(object, key_or_index) next_object = next_proc.call(object, key_or_index, original_key) creation_proc.call(object, key_or_index, block.call, original_key) if next_object.nil? Traverser.new( # Refetch it to allow for creation next_proc.call(object, key_or_index, original_key), key_transformer: key_transformer, next_proc: next_proc, creation_proc: creation_proc ) end