class ActiveSet::ActiveRecordSetInstruction

Public Class Methods

new(attribute_instruction, set) click to toggle source
Calls superclass method
# File lib/active_set/active_record_set_instruction.rb, line 5
def initialize(attribute_instruction, set)
  @attribute_instruction = attribute_instruction
  @set = set
  super(@attribute_instruction)
end

Public Instance Methods

arel_column() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 21
def arel_column
  return @arel_column if defined? @arel_column

  arel_column = arel_table[@attribute_instruction.attribute]
  arel_column = arel_column.lower if case_insensitive_operation?

  @arel_column = arel_column
end
arel_column_name() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 30
def arel_column_name
  arel_table[@attribute_instruction.attribute].name
end
arel_table() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 45
def arel_table
  # This is to work around an bug in ActiveRecord,
  # where BINARY fields aren't found properly when using
  # the `arel_table` class method to build an ARel::Node
  if arel_type == :binary
    Arel::Table.new(attribute_model.table_name)
  else
    attribute_model.arel_table
  end
end
attribute_model() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 34
def attribute_model
  return @set.klass if @attribute_instruction.associations_array.empty?
  return @attribute_model if defined? @attribute_model

  @attribute_model = @attribute_instruction
                     .associations_array
                     .reduce(@set) do |obj, assoc|
    obj.reflections[assoc.to_s]&.klass
  end
end
initial_relation() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 11
def initial_relation
  return @initial_relation if defined? @initial_relation

  @initial_relation = if @attribute_instruction.associations_array.empty?
                        @set
                      else
                        @set.eager_load(@attribute_instruction.associations_hash)
                      end
end

Private Instance Methods

arel_type() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 58
def arel_type
  attribute_model
    &.columns_hash[@attribute_instruction.attribute]
    &.type
end
case_insensitive_operation?() click to toggle source
# File lib/active_set/active_record_set_instruction.rb, line 64
def case_insensitive_operation?
  @attribute_instruction.case_insensitive? && arel_type.presence_in(%i[string text])
end