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require 'json-schema/attribute'
module JSON
class Schema
class LimitAttribute < Attribute
def self.validate(current_schema, data, fragments, processor, validator, options = {})
schema = current_schema.schema
return unless data.is_a?(acceptable_type) && invalid?(schema, value(data))
property = build_fragment(fragments)
description = error_message(schema)
message = format("The property '%s' %s", property, description)
validation_error(processor, message, fragments, current_schema, self, options[:record_errors])
end
def self.invalid?(schema, data)
exclusive = exclusive?(schema)
limit = limit(schema)
if limit_name.start_with?('max')
exclusive ? data >= limit : data > limit
else
exclusive ? data <= limit : data < limit
end
end
def self.limit(schema)
schema[limit_name]
end
def self.exclusive?(schema)
false
end
def self.value(data)
data
end
def self.acceptable_type
raise NotImplementedError
end
def self.error_message(schema)
raise NotImplementedError
end
def self.limit_name
raise NotImplementedError
end
end
class MinLengthAttribute < LimitAttribute
def self.acceptable_type
String
end
def self.limit_name
'minLength'
end
def self.error_message(schema)
"was not of a minimum string length of #{limit(schema)}"
end
def self.value(data)
data.length
end
end
class MaxLengthAttribute < MinLengthAttribute
def self.limit_name
'maxLength'
end
def self.error_message(schema)
"was not of a maximum string length of #{limit(schema)}"
end
end
class MinItemsAttribute < LimitAttribute
def self.acceptable_type
Array
end
def self.value(data)
data.length
end
def self.limit_name
'minItems'
end
def self.error_message(schema)
"did not contain a minimum number of items #{limit(schema)}"
end
end
class MaxItemsAttribute < MinItemsAttribute
def self.limit_name
'maxItems'
end
def self.error_message(schema)
"had more items than the allowed #{limit(schema)}"
end
end
class MinPropertiesAttribute < LimitAttribute
def self.acceptable_type
Hash
end
def self.value(data)
data.size
end
def self.limit_name
'minProperties'
end
def self.error_message(schema)
"did not contain a minimum number of properties #{limit(schema)}"
end
end
class MaxPropertiesAttribute < MinPropertiesAttribute
def self.limit_name
'maxProperties'
end
def self.error_message(schema)
"had more properties than the allowed #{limit(schema)}"
end
end
class NumericLimitAttribute < LimitAttribute
def self.acceptable_type
Numeric
end
def self.error_message(schema)
exclusivity = exclusive?(schema) ? 'exclusively' : 'inclusively'
format("did not have a %s value of %s, %s", limit_name, limit(schema), exclusivity)
end
end
class MaximumAttribute < NumericLimitAttribute
def self.limit_name
'maximum'
end
def self.exclusive?(schema)
schema['exclusiveMaximum']
end
end
class MaximumInclusiveAttribute < MaximumAttribute
def self.exclusive?(schema)
schema['maximumCanEqual'] == false
end
end
class MinimumAttribute < NumericLimitAttribute
def self.limit_name
'minimum'
end
def self.exclusive?(schema)
schema['exclusiveMinimum']
end
end
class MinimumInclusiveAttribute < MinimumAttribute
def self.exclusive?(schema)
schema['minimumCanEqual'] == false
end
end
end
end
|
