16 lines
583 B
Ruby
16 lines
583 B
Ruby
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# frozen_string_literal: true
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priority = %w[application/pdf image/jpeg image/png]
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indexes = Marcel::MAGIC.each_with_index.with_object({}) do |((type, _), i), acc|
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acc[type] = i if priority.include?(type)
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break acc if acc.size == priority.size
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end
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pdf_index, jpg_index, png_index = indexes.values_at(*priority)
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Marcel::MAGIC[0], Marcel::MAGIC[pdf_index] = Marcel::MAGIC[pdf_index], Marcel::MAGIC[0]
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Marcel::MAGIC[1], Marcel::MAGIC[jpg_index] = Marcel::MAGIC[jpg_index], Marcel::MAGIC[1]
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Marcel::MAGIC[2], Marcel::MAGIC[png_index] = Marcel::MAGIC[png_index], Marcel::MAGIC[2]
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