Class: A11y::Lint::ErbNode

Inherits:
Object
  • Object
show all
Defined in:
lib/a11y/lint/erb_node.rb

Overview

Wraps a Nokogiri node or extracted ERB output tag as a queryable node for lint rules.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(line:, nokogiri_node: nil, ruby_code: nil) ⇒ ErbNode

Returns a new instance of ErbNode.



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# File 'lib/a11y/lint/erb_node.rb', line 10

def initialize(line:, nokogiri_node: nil, ruby_code: nil)
  @nokogiri_node = nokogiri_node
  @ruby_code_string = ruby_code
  @line = line
end

Instance Attribute Details

#line ⇒ Object (readonly)

Returns the value of attribute line.



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# File 'lib/a11y/lint/erb_node.rb', line 8

def line
  @line
end

Instance Method Details

#attribute?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/a11y/lint/erb_node.rb', line 20

def attribute?(name)
  attributes.key?(name)
end

#attributes ⇒ Object 



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# File 'lib/a11y/lint/erb_node.rb', line 24

def attributes
  @attributes ||= extract_attributes
end

#children ⇒ Object

Returns direct element children wrapped as ErbNode objects.



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# File 'lib/a11y/lint/erb_node.rb', line 33

def children
  return [] unless @nokogiri_node

  @nokogiri_node.element_children.map do |child|
    ErbNode.new(nokogiri_node: child, line: child.line)
  end
end

#ruby_code ⇒ Object 



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# File 'lib/a11y/lint/erb_node.rb', line 28

def ruby_code
  @ruby_code_string
end

#tag_name ⇒ Object 



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# File 'lib/a11y/lint/erb_node.rb', line 16

def tag_name
  @nokogiri_node&.name
end