Class: SvgConform::ElementProxy

Inherits:
Object
  • Object
show all
Defined in:
lib/svg_conform/element_proxy.rb

Overview

Lightweight element representation during SAX parsing Provides a node-like interface for validation requirements without the overhead of full DOM tree

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name:, attributes:, position:, path:, parent:) ⇒ ElementProxy

Returns a new instance of ElementProxy.



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# File 'lib/svg_conform/element_proxy.rb', line 25

def initialize(name:, attributes:, position:, path:, parent:)
  @name = name
  @raw_attributes = attributes # Hash of attribute name => value
  @position = position
  @path = path # Array of parent path parts
  @parent = parent
  @text_content = +"" # Mutable string
  @child_counters = {} # Track child element positions
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *_args) ⇒ Object

Support dynamic attribute access



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# File 'lib/svg_conform/element_proxy.rb', line 73

def method_missing(method, *_args)
  if method.to_s.end_with?("?")
    # Boolean check
    has_attribute?(method.to_s.chomp("?"))
  else
    # Attribute access
    @attributes[method.to_s] || @attributes[method.to_sym]
  end
end

Instance Attribute Details

#child_counters ⇒ Object

Returns the value of attribute child_counters.



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# File 'lib/svg_conform/element_proxy.rb', line 23

def child_counters
  @child_counters
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/svg_conform/element_proxy.rb', line 22

def name
  @name
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'lib/svg_conform/element_proxy.rb', line 22

def parent
  @parent
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/svg_conform/element_proxy.rb', line 22

def path
  @path
end

#position ⇒ Object (readonly)

Returns the value of attribute position.



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# File 'lib/svg_conform/element_proxy.rb', line 22

def position
  @position
end

#raw_attributes ⇒ Object (readonly)

Returns the value of attribute raw_attributes.



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# File 'lib/svg_conform/element_proxy.rb', line 22

def raw_attributes
  @raw_attributes
end

#text_content ⇒ Object

Returns the value of attribute text_content.



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# File 'lib/svg_conform/element_proxy.rb', line 23

def text_content
  @text_content
end

Instance Method Details

#[](name) ⇒ Object

Get attribute value (alias for compatibility)



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# File 'lib/svg_conform/element_proxy.rb', line 53

def [](name)
  @raw_attributes[name] || @raw_attributes[name.to_s]
end

#attribute(name) ⇒ Object

Check if this element has a specific attribute



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# File 'lib/svg_conform/element_proxy.rb', line 47

def attribute(name)
  value = @raw_attributes[name] || @raw_attributes[name.to_s]
  value ? SaxAttribute.new(name, value) : nil
end

#attributes ⇒ Object

Return attributes as array of SaxAttribute objects (for compatibility)



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# File 'lib/svg_conform/element_proxy.rb', line 42

def attributes
  @raw_attributes.map { |name, value| SaxAttribute.new(name, value) }
end

#column ⇒ Object 



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# File 'lib/svg_conform/element_proxy.rb', line 92

def column
  nil
end

#element_id ⇒ Object

Provide a stable identifier for this element



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# File 'lib/svg_conform/element_proxy.rb', line 97

def element_id
  path_id
end

#has_attribute?(name) ⇒ Boolean

Check if attribute exists

Returns:

  • (Boolean) 


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# File 'lib/svg_conform/element_proxy.rb', line 58

def has_attribute?(name)
  @raw_attributes.key?(name) || @raw_attributes.key?(name.to_s)
end

#line ⇒ Object

For compatibility with validation context



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# File 'lib/svg_conform/element_proxy.rb', line 88

def line
  nil # SAX doesn't provide line numbers easily
end

#namespace ⇒ Object

Get namespace from attributes or parent



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# File 'lib/svg_conform/element_proxy.rb', line 63

def namespace
  @raw_attributes["xmlns"] || @parent&.namespace
end

#path_id ⇒ Object

Build full path ID for this element



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# File 'lib/svg_conform/element_proxy.rb', line 36

def path_id
  parts = @path + ["#{@name}[#{@position}]"]
  "/#{parts.join('/')}"
end

#respond_to_missing?(method, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/svg_conform/element_proxy.rb', line 83

def respond_to_missing?(method, include_private = false)
  @raw_attributes.key?(method.to_s) || @raw_attributes.key?(method.to_sym) || super
end

#text? ⇒ Boolean

Check if this is a text node (always false for ElementProxy)

Returns:

  • (Boolean) 


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# File 'lib/svg_conform/element_proxy.rb', line 68

def text?
  false
end