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Contents
# frozen_string_literal: true
require 'eac_ruby_utils/yaml'
module EacRailsUtils
class YamlValidator < ActiveModel::EachValidator
DEFAULT_INVALID_YAML_MESSAGE = 'is not a valid YAML'
DEFAULT_TO_S_UNAVAILABLE_MESSAGE = 'should respond to .to_s'
DEFAULT_NOT_A_STRING_MESSAGE = '.to_s do not returned a String'
def validate_each(record, attribute, value)
return if value.blank?
string_value = stringfy_value(value)
return if string_value.nil?
return if ::EacRubyUtils::Yaml.yaml?(string_value)
record.errors.add(attribute, options[:message] || DEFAULT_INVALID_YAML_MESSAGE)
end
protected
# @param value [Object]
# @return [String, nil]
def stringfy_value(value)
unless value.respond_to?(:to_s)
record.errors.add(attribute, options[:message] || DEFAULT_TO_S_UNAVAILABLE_MESSAGE)
return nil
end
r = value.to_s
return r if value.is_a?(::String)
record.errors.add(attribute, options[:message] || DEFAULT_NOT_A_STRING_MESSAGE)
nil
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems