Class: Arrow::Slicer::NotColumnCondition
- Defined in:
- lib/arrow/slicer.rb
Instance Method Summary collapse
- #!@ ⇒ Object
- #evaluate ⇒ Object
-
#initialize(column) ⇒ NotColumnCondition
constructor
A new instance of NotColumnCondition.
Methods inherited from Condition
Constructor Details
#initialize(column) ⇒ NotColumnCondition
Returns a new instance of NotColumnCondition.
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# File 'lib/arrow/slicer.rb', line 185 def initialize(column) @column = column end |
Instance Method Details
#!@ ⇒ Object
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# File 'lib/arrow/slicer.rb', line 209 def !@ ColumnCondition.new(@column) end |
#evaluate ⇒ Object
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# File 'lib/arrow/slicer.rb', line 189 def evaluate data = @column.data raw_array = [] data.each_chunk do |chunk| if chunk.is_a?(BooleanArray) boolean_array = chunk else boolean_array = chunk.cast(BooleanDataType.new, nil) end boolean_array.each do |value| if value.nil? raw_array << value else raw_array << !value end end end BooleanArray.new(raw_array) end |