Method: EJX::Template::HTMLTag#to_js

Defined in:
lib/ejx/template/html_tag.rb

#to_js(append: "__output", var_generator:, indentation: 4, namespace: nil, promises: '__promises') ⇒ Object



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# File 'lib/ejx/template/html_tag.rb', line 20

def to_js(append: "__output", var_generator:, indentation: 4, namespace: nil, promises: '__promises')
  namespace ||= self.namespace
  
  output_var = var_generator.next
  js = "#{' '*indentation}var #{output_var} = document.createElement"
  js << if namespace
    "NS(#{namespace.to_js}, #{JSON.generate(tag_name)});\n"
  else
    "(#{JSON.generate(tag_name)});\n"
  end

  @attrs.each do |attr|
    if attr.is_a?(Hash)
      attr.each do |k, v|
        js << "#{' '*indentation}#{output_var}.setAttribute(#{JSON.generate(k)}, #{v.to_js});\n"
      end
    else
      js << "#{' '*indentation}#{output_var}.setAttribute(#{JSON.generate(attr)}, \"\");\n"
    end
  end

  @children.each do |child|
    js << if child.is_a?(EJX::Template::String)
      "#{' '*indentation}__ejx_append(#{child.to_js}, #{output_var}, 'unescape', #{promises});\n"
    elsif child.is_a?(EJX::Template::HTMLTag)
      child.to_js(var_generator: var_generator, indentation: indentation, append: output_var, namespace: namespace, promises: promises)
    else
      child.to_js(var_generator: var_generator, indentation: indentation, append: output_var, promises: promises)
    end
  end

  js << "#{' '*indentation}__ejx_append(#{output_var}, #{append}, 'unescape', #{promises});\n"
  js
end