Class: Kwalify::MetaValidator

Inherits:
Validator show all
Defined in:
lib/kwalify/meta-validator.rb

Overview

ex.

meta_validator = Kwalify::MetaValidator.instance()
schema = File.load_file('schema.yaml')
errors = meta_validator.validate(schema)
if !errors.empty?
  errors.each do |error|
    puts "[#{error.path}] #{error.message}"
  end
end

Constant Summary collapse

META_SCHEMA = 
File.read(filename)

Instance Attribute Summary

Attributes inherited from Validator

#rule

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Validator

#_inspect, #_validate, #_validate_mapping_required_keys, #_validate_unique, #validate

Methods included from ErrorHelper

_build_message, #assert_error, #schema_error, validate_error

Constructor Details

#initialize(schema, &block) ⇒ MetaValidator

Returns a new instance of MetaValidator.



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# File 'lib/kwalify/meta-validator.rb', line 40

def initialize(schema, &block)
  super
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/kwalify/meta-validator.rb', line 32

def self.instance()
  unless @instance
    schema = Kwalify::Yaml::Parser.new().parse(META_SCHEMA)
    @instance = MetaValidator.new(schema)
  end
  return @instance
end

Instance Method Details

#validate_hook(value, rule, path, errors) ⇒ Object 



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# File 'lib/kwalify/meta-validator.rb', line 44

def validate_hook(value, rule, path, errors)
  return if value.nil?    ## realy?
  return unless rule.name == "MAIN"
  #
  hash = value
  type = hash['type']
  type = Types::DEFAULT_TYPE if type.nil?
  klass = Types.type_class(type)
  #unless klass
  #  errors << validate_error(:type_unknown, rule, "#{path}/type", type)
  #end
  #
  if hash.key?('class')
    val = hash['class']
    unless val.nil? || type == 'map'
      errors << validate_error(:class_notmap, rule, "#{path}/class", 'class:')
    end
  end
  #
  if hash.key?('pattern')
    val = hash['pattern']
    pat = (val =~ /\A\/(.*)\/([mi]?[mi]?)\z/ ? $1 : val)
    begin
      Regexp.compile(pat)
    rescue RegexpError => ex
      errors << validate_error(:pattern_syntaxerr, rule, "#{path}/pattern", val)
    end
  end
  #
  if hash.key?('enum')
    if Types.collection_type?(type)
      errors << validate_error(:enum_notscalar, rule, path, 'enum:')
    else
      #elem_table = {}
      hash['enum'].each do |elem|
        #if elem_table[elem]
        #  errors << validate_error(:enum_duplicate, rule, "#{path}/enum", elem.to_s)
        #end
        #elem_table[elem] = true
        unless elem.is_a?(klass)
          errors << validate_error(:enum_type_unmatch, rule, "#{path}/enum", elem, [Kwalify.word(type)])
        end
      end
    end
  end
  #
  if hash.key?('assert')
    val =  hash['assert']
    #val =~ /\bval\b/ or errors << validate_error(:assert_noval, rule, "#{path}/assert", val)
    begin
      eval "proc { |val| #{val} }"
    rescue ::SyntaxError => ex
      errors << validate_error(:assert_syntaxerr, rule, "#{path}/assert", val)
    end
  end
  #
  if hash.key?('range')
    val = hash['range']
    curr_path = path + "/range"
    #if ! val.is_a?(Hash)
    #  errors << validate_error(:range_notmap, rule, curr_path, val)
    #elsif ...
    if Types.collection_type?(type) || type == 'bool' || type == 'any'
      errors << validate_error(:range_notscalar, rule, path, 'range:')
    else
      val.each do |rkey, rval|
        #case rkey
        #when 'max', 'min', 'max-ex', 'min-ex'
          unless rval.is_a?(klass)
            typename = Kwalify.word(type) || type
            errors << validate_error(:range_type_unmatch, rule, "#{curr_path}/#{rkey}", rval, [typename])
          end
        #else
        #  errors << validate_error(:range_undefined, rule, curr_path, "#{rkey}:")
        #end
      end
    end
    if val.key?('max') && val.key?('max-ex')
      errors << validate_error(:range_twomax, rule, curr_path, nil)
    end
    if val.key?('min') && val.key?('min-ex')
      errors << validate_error(:range_twomin, rule, curr_path, nil)
    end
    max, min, max_ex, min_ex = val['max'], val['min'], val['max-ex'], val['min-ex']
    if max
      if min && max < min
        errors << validate_error(:range_maxltmin, rule, curr_path, nil, [max, min])
      elsif min_ex && max <= min_ex
        errors << validate_error(:range_maxleminex, rule, curr_path, nil, [max, min_ex])
      end
    elsif max_ex
      if min && max_ex <= min
        errors << validate_error(:range_maxexlemin, rule, curr_path, nil, [max_ex, min])
      elsif min_ex && max_ex <= min_ex
        errors << validate_error(:range_maxexleminex, rule, curr_path, nil, [max_ex, min_ex])
      end
    end
  end
  #
  if hash.key?('length')
    val = hash['length']
    curr_path = path + "/length"
    #val.is_a?(Hash) or errors << validate_error(:length_notmap, rule, curr_path, val)
    unless type == 'str' || type == 'text'
      errors << validate_error(:length_nottext, rule, path, 'length:')
    end
    #val.each do |lkey, lval|
    #  #case lkey
    #  #when 'max', 'min', 'max-ex', 'min-ex'
    #    unless lval.is_a?(Integer)
    #      errors << validate_error(:length_notint, rule, "#{curr_path}/#{lkey}", lval)
    #    end
    #  #else
    #  #  errors << validate_error(:length_undefined, rule, curr_path, "#{lkey}:")
    #  #end
    #end
    if val.key?('max') && val.key?('max-ex')
      errors << validate_error(:length_twomax, rule, curr_path, nil)
    end
    if val.key?('min') && val.key?('min-ex')
      errors << validate_error(:length_twomin, rule, curr_path, nil)
    end
    max, min, max_ex, min_ex = val['max'], val['min'], val['max-ex'], val['min-ex']
    if max
      if min && max < min
        errors << validate_error(:length_maxltmin, rule, curr_path, nil, [max, min])
      elsif min_ex && max <= min_ex
        errors << validate_error(:length_maxleminex, rule, curr_path, nil, [max, min_ex])
      end
    elsif max_ex
      if min && max_ex <= min
        errors << validate_error(:length_maxexlemin, rule, curr_path, nil, [max_ex, min])
      elsif min_ex && max_ex <= min_ex
        errors << validate_error(:length_maxexleminex, rule, curr_path, nil, [max_ex, min_ex])
      end
    end
  end
  #
  if hash.key?('unique')
    if hash['unique'] && Types.collection_type?(type)
      errors << validate_error(:unique_notscalar, rule, path, "unique:")
    end
    if path.empty?
      errors << validate_error(:unique_onroot, rule, "/", "unique:")
    end
  end
  #
  if hash.key?('ident')
    if hash['ident'] && Types.collection_type?(type)
      errors << validate_error(:ident_notscalar, rule, path, "ident:")
    end
    if path.empty?
      errors << validate_error(:ident_onroot, rule, "/", "ident:")
    end
  end
  #
  if hash.key?('default')
    val = hash['default']
    if Types.collection_type?(type)
      errors << validate_error(:default_notscalar, rule, path, "default:")
    elsif !val.nil? && !val.is_a?(klass)
      errors << validate_error(:default_unmatch, rule, "#{path}/default", val, [Kwalify.word(type)])
    end
  end
  #
  if hash.key?('sequence')
    val = hash['sequence']
    #if !val.nil? && !val.is_a?(Array)
    #  errors << validate_error(:sequence_notseq,  rule, "#{path}/sequence", val)
    #elsif ...
    if val.nil? || val.empty?
      errors << validate_error(:sequence_noelem,  rule, "#{path}/sequence", val)
    elsif val.length > 1
      errors << validate_error(:sequence_toomany, rule, "#{path}/sequence", val)
    else
      elem = val[0]
      assert_error("elem.class=#{elem.class}") unless elem.is_a?(Hash)
      if elem['ident'] && elem['type'] != 'map'
        errors << validate_error(:ident_notmap, nil, "#{path}/sequence/0", 'ident:')
      end
    end
  end
  #
  if hash.key?('mapping')
    val = hash['mapping']
    if !val.nil? && !val.is_a?(Hash)
      errors << validate_error(:mapping_notmap, rule, "#{path}/mapping", val)
    elsif val.nil? || (val.empty? && !val.default)
      errors << validate_error(:mapping_noelem, rule, "#{path}/mapping", val)
    end
  end
  #
  if type == 'seq'
    errors << validate_error(:seq_nosequence, rule, path, nil)    unless hash.key?('sequence')
    #errors << validate_error(:seq_conflict, rule, path, 'enum:')      if hash.key?('enum')
    errors << validate_error(:seq_conflict, rule, path, 'pattern:')    if hash.key?('pattern')
    errors << validate_error(:seq_conflict, rule, path, 'mapping:')    if hash.key?('mapping')
    #errors << validate_error(:seq_conflict, rule, path, 'range:')     if hash.key?('range')
    #errors << validate_error(:seq_conflict, rule, path, 'length:')    if hash.key?('length')
  elsif type == 'map'
    errors << validate_error(:map_nomapping, rule, path, nil)     unless hash.key?('mapping')
    #errors << validate_error(:map_conflict, rule, path, 'enum:')      if hash.key?('enum')
    errors << validate_error(:map_conflict, rule, path, 'pattern:')    if hash.key?('pattern')
    errors << validate_error(:map_conflict, rule, path, 'sequence:')   if hash.key?('sequence')
    #errors << validate_error(:map_conflict, rule, path, 'range:')     if hash.key?('range')
    #errors << validate_error(:map_conflict, rule, path, 'length:')    if hash.key?('length')
  else
    errors << validate_error(:scalar_conflict, rule, path, 'sequence:') if hash.key?('sequence')
    errors << validate_error(:scalar_conflict, rule, path, 'mapping:')  if hash.key?('mapping')
    if hash.key?('enum')
      errors << validate_error(:enum_conflict, rule, path, 'range:')  if hash.key?('range')
      errors << validate_error(:enum_conflict, rule, path, 'length:')  if hash.key?('length')
      errors << validate_error(:enum_conflict, rule, path, 'pattern:') if hash.key?('pattern')
    end
    if hash.key?('default')
      errors << validate_error(:default_conflict, rule, path, 'default:') if hash['required']
    end
  end

end