Class: P2::TagNode

Inherits:
Prism::Node
  • Object
show all
Defined in:
lib/p2/compiler/nodes.rb

Overview

Represents a tag call

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(call_node, translator) ⇒ TagNode

Returns a new instance of TagNode.



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# File 'lib/p2/compiler/nodes.rb', line 21

def initialize(call_node, translator)
  @call_node = call_node
  @location = call_node.location
  @tag = call_node.name
  prepare_block(translator)

  args = call_node.arguments&.arguments
  return if !args

  if @tag == :tag
    @tag = args[0]
    args = args[1..]
  end

  if args.size == 1 && args.first.is_a?(Prism::KeywordHashNode)
    @inner_text = nil
    @attributes = args.first
  else
    @inner_text = args.first
    @attributes = args[1].is_a?(Prism::KeywordHashNode) ? args[1] : nil
  end
end

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/p2/compiler/nodes.rb', line 19

def attributes
  @attributes
end

#block ⇒ Object (readonly)

Returns the value of attribute block.



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# File 'lib/p2/compiler/nodes.rb', line 19

def block
  @block
end

#call_node ⇒ Object (readonly)

Returns the value of attribute call_node.



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# File 'lib/p2/compiler/nodes.rb', line 19

def call_node
  @call_node
end

#inner_text ⇒ Object (readonly)

Returns the value of attribute inner_text.



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# File 'lib/p2/compiler/nodes.rb', line 19

def inner_text
  @inner_text
end

#location ⇒ Object (readonly)

Returns the value of attribute location.



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# File 'lib/p2/compiler/nodes.rb', line 19

def location
  @location
end

#tag ⇒ Object (readonly)

Returns the value of attribute tag.



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# File 'lib/p2/compiler/nodes.rb', line 19

def tag
  @tag
end

#tag_location ⇒ Object (readonly)

Returns the value of attribute tag_location.



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# File 'lib/p2/compiler/nodes.rb', line 19

def tag_location
  @tag_location
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/p2/compiler/nodes.rb', line 44

def accept(visitor)
  visitor.visit_tag_node(self)
end

#prepare_block(translator) ⇒ Object 



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# File 'lib/p2/compiler/nodes.rb', line 48

def prepare_block(translator)
  @block = call_node.block
  if @block.is_a?(Prism::BlockNode)
    @block = translator.visit(@block)
    offset = @location.start_offset
    length = @block.opening_loc.start_offset - offset
    @tag_location = @location.copy(start_offset: offset, length: length)
  else
    @tag_location = @location
  end
end