class JsonValidator

# File lib/json_validator.rb, line 46
def check_validity!
  fail ArgumentError, :'Schema unspecified. Please specify :schema as either a Proc or a hash' if options[:schema].nil?
end

# File lib/json_validator.rb, line 29
def json(value)
  if value.respond_to?(:to_hash)
    value.to_hash
  else
    JSON.parse(value.to_s)
  end
end

# File lib/json_validator.rb, line 21
def schema(record)
  if options[:schema].respond_to?(:call)
    options[:schema].call(record)
  else
    options[:schema].to_hash
  end
end

# File lib/json_validator.rb, line 37
def translate_message(msg)
  # remove suffix
  msg.gsub!(/ in schema .*$/, '')
  # lowercase first letter (eg. 'The' becomes 'the')
  msg.gsub!(/^./) { |m| m.downcase }
  # prefix with 'is invalid'
  msg.gsub!(/^(.*)$/, 'is invalid (\1)')
end

# File lib/json_validator.rb, line 11
def validate_each(record, attribute, value)
  raw_errors = JSON::Validator.fully_validate(schema(record), json(value))
  translated_errors = raw_errors.map do |e|
    translate_message(e)
  end
  translated_errors.each do |e|
    record.errors.add(attribute, e)
  end
end