Class: UniProp::PropertyManager

Inherits:
Object
  • Object
show all
Defined in:
lib/uniprop/unicode_manager.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(property) ⇒ PropertyManager

Note:

VersionまたはEfficientVersionはpropertyのProperty#versionが使用されるため、Version/EfficientVersionの使用したい方でPropertyオブジェクトを生成しpropertyとして使用する

propertyに関する情報を取得するためのオブジェクトを作成

Parameters:



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# File 'lib/uniprop/unicode_manager.rb', line 205

def initialize(property)
  @property = property
  @version = @property.version
  @version_metadata = @version.version_metadata
  @property_value_group = @version.prop_data.property_metadata.find_version_property_metadata(@version).find_property_data(@property).property_value_group
end

Instance Attribute Details

#property ⇒ Object (readonly)

Returns the value of attribute property.



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# File 'lib/uniprop/unicode_manager.rb', line 200

def property
  @property
end

#property_value_group ⇒ Object (readonly)

Returns the value of attribute property_value_group.



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# File 'lib/uniprop/unicode_manager.rb', line 200

def property_value_group
  @property_value_group
end

#version ⇒ Object (readonly)

Returns the value of attribute version.



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# File 'lib/uniprop/unicode_manager.rb', line 200

def version
  @version
end

#version_metadata ⇒ Object (readonly)

Returns the value of attribute version_metadata.



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# File 'lib/uniprop/unicode_manager.rb', line 200

def version_metadata
  @version_metadata
end

Instance Method Details

#missing_value(codepoint) ⇒ String

codepointのmissingを取得

Parameters:

  • codepoint (Integer/String)

Returns:

  • (String) 


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# File 'lib/uniprop/unicode_manager.rb', line 227

def missing_value(codepoint)
  if codepoint.class==String
    codepoint = UniPropUtils::CodepointConverter.str_to_int(codepoint)
  end
  
  raw_missing_val = raw_missing_value(codepoint)

  case raw_missing_val
  when "<codepoint>" then codepoint.to_s(16).upcase
  when "<script>" then
    if @script || version.has_property?("Script")
      @script ||= PropertyManager.new(version.find_property("Script"))
      return @script.missing_value(codepoint)
    else
      return raw_missing_val
    end
  else raw_missing_val
  end
end

#raw_missing_value(codepoint) ⇒ String

codepointのmissingを取得。<codepoint>などの特殊な値もそのまま返される

Parameters:

  • codepoint (Integer/String)

Returns:

  • (String) 


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# File 'lib/uniprop/unicode_manager.rb', line 250

def raw_missing_value(codepoint)
  if codepoint.class==String
    codepoint = UniPropUtils::CodepointConverter.str_to_int(codepoint)
  end

  if version_metadata.property_missing_defs(property)
    version_metadata.property_missing_defs(property).reverse_each do |missing_def|
      if missing_def[:codepoint_range].include?(codepoint)
        return missing_def[:missing_value]
      end
    end
  end
  nil
end

#same_value?(value1, value2) ⇒ Boolean

value1とvalue2が同じプロパティ値を表すエイリアスであるかを判定

Parameters:

  • value1 (String)
  • value2 (String)

Returns:

  • (Boolean) 


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# File 'lib/uniprop/unicode_manager.rb', line 268

def same_value?(value1, value2)
  # Propertyがproperty_valuesを1つ以上持つとき、そのプロパティの値はPropertyValueAliasesに記述されており、エイリアスが存在する可能性がある
  if property.property_values.size >= 1 && property.has_property_value?(value1) && property.has_property_value?(value2)
     property.find_property_value(value1) == property.find_property_value(value2)
  else
    value1 == value2
  end
end

#values_of(codepoint) ⇒ Set<String>

Returns:

  • (Set<String>) 


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# File 'lib/uniprop/unicode_manager.rb', line 213

def values_of(codepoint)
  value = property_value_group.values_of(codepoint)
  
  if !value || value.empty?
    # 値が存在しない(nil)場合や、値が記述されていない(空文字列)の場合、missingを使用
    missing_value(codepoint)
  else
    value
  end
end