Class: ListTool::ListerData
- Inherits:
-
Object
- Object
- ListTool::ListerData
- Includes:
- Enumerable
- Defined in:
- lib/list_tool/lister_data.rb
Instance Attribute Summary collapse
-
#default_list ⇒ Object
readonly
Returns the value of attribute default_list.
-
#lists ⇒ Object
readonly
Returns the value of attribute lists.
Instance Method Summary collapse
- #add_list(data) ⇒ Object
- #clear_list(index) ⇒ Object
- #delete_list(index) ⇒ Object
- #each ⇒ Object
-
#initialize(hash = {}) ⇒ ListerData
constructor
A new instance of ListerData.
- #inspect ⇒ Object
- #move_list(index, direction) ⇒ Object
- #rename_list(index, name) ⇒ Object
- #set_default_list(index) ⇒ Object
- #to_json ⇒ Object
Constructor Details
#initialize(hash = {}) ⇒ ListerData
Returns a new instance of ListerData.
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# File 'lib/list_tool/lister_data.rb', line 8 def initialize(hash = {}) raise ArgumentError, 'argument is not a hash' unless hash.respond_to?(:to_hash) hash['lists'] ||= [] raise ArgumentError, 'incorrect data given' unless hash['lists'].respond_to?(:to_ary) @lists = [] hash['lists'].each { |list_data| add_list(list_data) } set_default_list(hash['default']) if hash['default'] end |
Instance Attribute Details
#default_list ⇒ Object (readonly)
Returns the value of attribute default_list.
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# File 'lib/list_tool/lister_data.rb', line 6 def default_list @default_list end |
#lists ⇒ Object (readonly)
Returns the value of attribute lists.
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# File 'lib/list_tool/lister_data.rb', line 6 def lists @lists end |
Instance Method Details
#add_list(data) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 28 def add_list(data) list = List.new(data) @lists << list list end |
#clear_list(index) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 40 def clear_list(index) return nil if @lists[index] == nil @lists[index].clear! end |
#delete_list(index) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 34 def delete_list(index) list = @lists.delete_at(index) @default_list = nil if @default_list == list list end |
#each ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 24 def each @lists.each { |list| yield(list) } end |
#inspect ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 20 def inspect "#<#{self.class}:0x#{self.__id__.to_s(16)}, lists: [#{lists.map(&:name).join(', ')}], default_list: #{default_list.name}>" end |
#move_list(index, direction) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 55 def move_list(index, direction) case direction when :up return unless (1...@lists.length).include?(index) @lists[index], @lists[index-1] = @lists[index-1], @lists[index] when :down return unless (0...(@lists.length-1)).include?(index) @lists[index], @lists[index+1] = @lists[index+1], @lists[index] end end |
#rename_list(index, name) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 45 def rename_list(index, name) return nil if @lists[index] == nil @lists[index].rename(name) end |
#set_default_list(index) ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 50 def set_default_list(index) return nil if @lists[index] == nil @default_list = @lists[index] end |
#to_json ⇒ Object
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# File 'lib/list_tool/lister_data.rb', line 66 def to_json hash = {lists: @lists} hash.merge!(default: @lists.index(@default_list)) if @default_list hash.to_json end |