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 = 
"name:      MAIN\ntype:      map\nrequired:  yes\nmapping:   &main-rule\n \"name\":\n    type:      str\n \"desc\":\n    type:      str\n \"classname\":\n    type:      str\n \"type\":\n    type:      str\n    #required:  yes\n    enum:\n      - seq\n      #- sequence\n      #- list\n      - map\n      #- mapping\n      #- hash\n      - str\n      #- string\n      - int\n      #- integer\n      - float\n      - number\n      #- numeric\n      - bool\n      #- boolean\n      - text\n      - date\n      - time\n      - timestamp\n      #- object\n      - any\n      - scalar\n      #- collection\n \"required\":\n    type:      bool\n \"enum\":\n    type:      seq\n    sequence:\n      - type:     scalar\n        unique:   yes\n \"pattern\":\n    type:      str\n \"assert\":\n    type:      str\n    pattern:   /\\bval\\b/\n \"range\":\n    type:      map\n    mapping:\n     \"max\":\n        type:     scalar\n     \"min\":\n        type:     scalar\n     \"max-ex\":\n        type:     scalar\n     \"min-ex\":\n        type:     scalar\n \"length\":\n    type:      map\n    mapping:\n     \"max\":\n        type:     int\n     \"min\":\n        type:     int\n     \"max-ex\":\n        type:     int\n     \"min-ex\":\n        type:     int\n \"ident\":\n    type:      bool\n \"unique\":\n    type:      bool\n \"sequence\":\n    name:      SEQUENCE\n    type:      seq\n    sequence:\n      - type:      map\n        mapping:   *main-rule\n        name:      MAIN\n        #required:  yes\n \"mapping\":\n    name:      MAPPING\n    type:      map\n    mapping:\n      =:\n        type:      map\n        mapping:   *main-rule\n        name:      MAIN\n        #required:  yes\n"

Instance Attribute Summary

Attributes inherited from Validator

#rule

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Validator

#_inspect, #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 124

def initialize(schema, &block)
   super
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/kwalify/meta-validator.rb', line 341

def self.instance()
   return @instance
end

Instance Method Details

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



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# File 'lib/kwalify/meta-validator.rb', line 128

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?('classname')
      val = hash['classname']
      unless val.nil? || type == 'map'
         errors << validate_error(:classname_notmap, rule, "#{path}/classname", 'classname:')
      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?('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
   end

end