Class: Mikunyan::ObjectValue

Inherits:
Object
  • Object
show all
Defined in:
lib/mikunyan/object_value.rb

Overview

Class for representing decoded object

Direct Known Subclasses

BaseObject

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, type, endian, value = nil) ⇒ ObjectValue

Constructor

Parameters:

  • name (String) —

    object name

  • type (String) —

    object type name

  • endian (Symbol) —

    endianness

  • value (Object) (defaults to: nil) —

    object



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# File 'lib/mikunyan/object_value.rb', line 19

def initialize(name, type, endian, value = nil)
  @name = name
  @type = type
  @endian = endian
  @value = value
  @is_struct = false
  @attr = {}
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object

Return value of called key

Parameters:

  • name (String) —

    key

Returns:

  • (Object) —

    value



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# File 'lib/mikunyan/object_value.rb', line 83

def method_missing(name, *args)
  n = name.to_s
  @attr.key?(n) ? @attr[n] : super
end

Instance Attribute Details

#attr ⇒ Hash<String,Mikunyan::ObjectValue>

Returns the current value of attr.

Returns:



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# File 'lib/mikunyan/object_value.rb', line 11

def attr
  @attr
end

#endian ⇒ Symbol

endianness

Returns:

  • (Symbol) —

    the current value of endian



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# File 'lib/mikunyan/object_value.rb', line 11

def endian
  @endian
end

#is_struct ⇒ Boolean

Returns the current value of is_struct.

Returns:

  • (Boolean) —

    the current value of is_struct



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# File 'lib/mikunyan/object_value.rb', line 11

def is_struct
  @is_struct
end

#name ⇒ String

object name

Returns:

  • (String) —

    the current value of name



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# File 'lib/mikunyan/object_value.rb', line 11

def name
  @name
end

#type ⇒ String

object type name

Returns:

  • (String) —

    the current value of type



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# File 'lib/mikunyan/object_value.rb', line 11

def type
  @type
end

#value ⇒ Object

object

Returns:

  • (Object) —

    the current value of value



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# File 'lib/mikunyan/object_value.rb', line 11

def value
  @value
end

Instance Method Details

#[](key = nil) ⇒ Object

Return value of selected index or key

Parameters:

  • key (Integer, String) (defaults to: nil) —

    index or key

Returns:

  • (Object) —

    value



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# File 'lib/mikunyan/object_value.rb', line 62

def [](key = nil)
  if key.nil?
    @value
  elsif array? && key.is_a?(Integer)
    @value[key]
  else
    @attr[key]
  end
end

#[]=(name, value) ⇒ Object

Set value of selected key

Parameters:

  • name (String) —

    key

  • value (Object) —

    value

Returns:

  • (Object) —

    value



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# File 'lib/mikunyan/object_value.rb', line 76

def []=(name, value)
  @attr[name] = value
end

#array? ⇒ Boolean

Return whether object is array or not

Returns:

  • (Boolean) 


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# File 'lib/mikunyan/object_value.rb', line 30

def array?
  value&.is_a?(Array)
end

#key?(key) ⇒ Boolean

Return whether object contains key

Parameters:

  • key (String)

Returns:

  • (Boolean) 


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# File 'lib/mikunyan/object_value.rb', line 55

def key?(key)
  @attr.key?(key)
end

#keys ⇒ Array

Return all keys

Returns:

  • (Array) —

    list of keys



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# File 'lib/mikunyan/object_value.rb', line 48

def keys
  @attr.keys
end

#respond_to_missing?(symbol, _include_private) ⇒ Boolean

Implementation of respond_to_missing?

Returns:

  • (Boolean) 


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# File 'lib/mikunyan/object_value.rb', line 89

def respond_to_missing?(symbol, _include_private)
  @attr.key?(symbol.to_s)
end

#simplify ⇒ Object

Simplifies self, or serializes self with ruby primitive types



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# File 'lib/mikunyan/object_value.rb', line 94

def simplify
  if @type == 'pair'
    [@attr['first'].simplify, @attr['second'].simplify]
  elsif @type == 'map' && @value.is_a?(Array)
    @value.map {|e| [e['first'].simplify, e['second'].simplify]}.to_h
  elsif is_struct
    @attr.transform_values(&:simplify)
  elsif @value.is_a?(Array)
    @value.map {|e| e.is_a?(ObjectValue) ? e.simplify : e}
  elsif @value.is_a?(ObjectValue)
    @value.simplify
  else
    @value
  end
end

#struct? ⇒ Boolean

Return whether object is struct or not

Returns:

  • (Boolean) 


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# File 'lib/mikunyan/object_value.rb', line 42

def struct?
  is_struct
end

#value? ⇒ Boolean

Return whether object is value or not

Returns:

  • (Boolean) 


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# File 'lib/mikunyan/object_value.rb', line 36

def value?
  value && !value.is_a?(Array)
end