Class: SuperDiff::ObjectInspection::InspectionTreeBuilders::Hash

Inherits:
Base
  • Object
show all
Defined in:
lib/super_diff/object_inspection/inspection_tree_builders/hash.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.applies_to?(value) ⇒ Boolean

Returns:

  • (Boolean) 


5
6
7
 
# File 'lib/super_diff/object_inspection/inspection_tree_builders/hash.rb', line 5

def self.applies_to?(value)
  value.is_a?(::Hash)
end

Instance Method Details

#call ⇒ Object 



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/super_diff/object_inspection/inspection_tree_builders/hash.rb', line 9

def call
  empty = -> { object.empty? }
  nonempty = -> { !object.empty? }

  InspectionTree.new do
    only_when empty do
      as_lines_when_rendering_to_lines do
        add_text "{}"
      end
    end

    only_when nonempty do
      as_lines_when_rendering_to_lines(collection_bookend: :open) do
        add_text "{"
      end

      when_rendering_to_string do
        add_text " "
      end

      nested do |hash|
        insert_hash_inspection_of(hash)
      end

      when_rendering_to_string do
        add_text " "
      end

      as_lines_when_rendering_to_lines(collection_bookend: :close) do
        add_text "}"
      end
    end
  end
end