Class: JSON::Schema::OneOfAttribute

Inherits:
Attribute
  • Object
show all
Defined in:
lib/json-schema/attributes/oneof.rb

Constant Summary

Constants inherited from Attribute

Attribute::TYPE_CLASS_MAPPINGS

Class Method Summary collapse

Methods inherited from Attribute

build_fragment, data_valid_for_type?, validation_error, validation_errors

Class Method Details

.validate(current_schema, data, fragments, processor, validator, options = {}) ⇒ Object 



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# File 'lib/json-schema/attributes/oneof.rb', line 6

def self.validate(current_schema, data, fragments, processor, validator, options = {})
  validation_errors = 0
  current_schema.schema['oneOf'].each do |element|
    schema = JSON::Schema.new(element,current_schema.uri,validator)

    begin
      # need to raise exceptions on error because
      # schema.validate doesn't reliably return true/false
      schema.validate(data,fragments,processor,options.merge(:record_errors => false))
    rescue ValidationError
      validation_errors += 1
    end

  end

  case validation_errors
  when current_schema.schema['oneOf'].length - 1 # correct, matched only one
    message = nil
  when current_schema.schema['oneOf'].length  # didn't match any
    message = "The property '#{build_fragment(fragments)}' of type #{data.class} did not match any of the required schemas"
  else # too many matches
    message = "The property '#{build_fragment(fragments)}' of type #{data.class} matched more than one of the required schemas"
  end

  validation_error(processor, message, fragments, current_schema, self, options[:record_errors]) if message
end