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module JsonSchema
class Error < RuntimeError
end
class AggregateError < Error
attr_accessor :errors
def initialize(errors)
@errors = errors
end
def to_s
@errors.join(" ")
end
end
class SchemaError < Error
attr_accessor :message, :schema, :type
def self.aggregate(errors)
errors.map(&:to_s)
end
def initialize(schema, message, type)
@schema = schema
@message = message
@type = type
end
def to_s
if schema && schema.pointer
"#{schema.pointer}: #{message}"
else
message
end
end
end
class ValidationError < SchemaError
attr_accessor :data, :path, :sub_errors
def initialize(schema, path, message, type, options = {})
super(schema, message, type)
@path = path
# TODO: change to named optional arguments when Ruby 1.9 support is
# removed
@data = options[:data]
@sub_errors = options[:sub_errors]
end
def pointer
path.join("/")
end
def to_s
"#{pointer}: failed schema #{schema.pointer}: #{message}"
end
end
module ErrorFormatter
def to_list(list)
words_connector = ', '
two_words_connector = ' or '
last_word_connector = ', or '
length = list.length
joined_list = case length
when 1
list[0]
when 2
"#{list[0]}#{two_words_connector}#{list[1]}"
else
"#{list[0...-1].join(words_connector)}#{last_word_connector}#{list[-1]}"
end
if joined_list[0] =~ /^[aeiou]/
"an #{joined_list}"
else
"a #{joined_list}"
end
end
module_function :to_list
end
end
|
