dry-rb/dry-schema

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lib/dry/schema/value_coercer.rb

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# frozen_string_literal: true

require "dry/equalizer"
require "dry/initializer"

module Dry
  module Schema
    # Used by the processors to coerce values in the input hash
    #
    # @api private
    class ValueCoercer
      extend Dry::Initializer
      include ::Dry::Equalizer(:type_schema)

      # @api private
      param :type_schema

      # @api private
      def call(input)
        if input.success?
          type_schema[input.to_h]
        else
          type_schema.each_with_object(EMPTY_HASH.dup) do |key, hash|
            name = key.name

            next unless input.key?(name)

            value = input[name]

            hash[name] = input.error?(name) ? value : key[value]
          end
        end
      end
    end
  end
end