Class: ArrayCollection::CollectionFilter

Inherits:
Object
  • Object
show all
Defined in:
lib/array_collection/collection_filter.rb

Overview

filterable item using operators

Constant Summary collapse

OPERATORS = 
{
  "=" => ->(a, b) { a == b },
  "==" => ->(a, b) { a == b },
  "!=" => ->(a, b) { a != b },
  "<>" => ->(a, b) { a != b },
  ">" => ->(a, b) { a > b },
  ">=" => ->(a, b) { a >= b },
  "<" => ->(a, b) { a < b },
  "<=" => ->(a, b) { a <= b },
  "LIKE" => ->(a, b) { a.to_s.include?(b.to_s) },
  "NOT LIKE" => ->(a, b) { !a.to_s.include?(b.to_s) }
}.freeze

Class Method Summary collapse

Class Method Details

.apply_operator(operator, a, b) ⇒ Object

rubocop:disable Naming/MethodParameterName



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# File 'lib/array_collection/collection_filter.rb', line 21

def self.apply_operator(operator, a, b) # rubocop:disable Naming/MethodParameterName
  operator_lambda = OPERATORS[operator.upcase]
  unless operator_lambda
    raise UnsupportedOperator,
          "Unsupported operator: #{operator}, current supported operator: #{OPERATORS.keys}"
  end

  operator_lambda.call(a, b)
end