30 lines
588 B
Ruby
30 lines
588 B
Ruby
# frozen_string_literal: true
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# Module that can be included into a model to make it easier to ignore database
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# columns.
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#
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# Example:
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#
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# class User < ActiveRecord::Base
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# include IgnorableColumn
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#
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# ignore_column :updated_at
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# end
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#
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module IgnorableColumn
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extend ActiveSupport::Concern
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class_methods do
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def columns
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super.reject { |column| ignored_columns.include?(column.name) }
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end
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def ignored_columns
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@ignored_columns ||= Set.new
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end
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def ignore_column(*names)
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ignored_columns.merge(names.map(&:to_s))
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end
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end
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end
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