Class: Mayu::Resources::Transformers::Haml::StateAndPropsTransformer

Inherits:
Object
  • Object
show all
Includes:
SyntaxTree::DSL
Defined in:
lib/mayu/resources/transformers/haml.rb

Constant Summary collapse

COLLECTIONS = 
{
  SyntaxTree::IVar => "state",
  SyntaxTree::GVar => "props"
}

Instance Method Summary collapse

Instance Method Details

#visitor ⇒ Object 



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# File 'lib/mayu/resources/transformers/haml.rb', line 882

def visitor
  MutationVisitor.build do |visitor|
    visitor.mutate(
      "VarRef[value: GVar[value: /\\A\\$\\w+/]]"
    ) { |var_ref| aref(var_ref.value) }

    visitor.mutate(
      "Assign[target: VarField[value: GVar]]"
    ) do |assign|
      assign => { target: { target: { value: var_name } } }
      loc = assign.target.location
      raise "Can not write to prop #{var_name} on line #{loc.start_line} col #{loc.start_column}"
    end

    visitor.mutate("VarRef[value: IVar]") do |var_ref|
      aref(var_ref.value)
    end

    # visitor.mutate(
    #   "OpAssign[target: VarField[value: IVar]]"
    # ) do |assign|
    #   assign.copy(target: aref_field(assign.target.value))
    # end
    #
    # visitor.mutate(
    #   "Assign[target: VarField[value: IVar]]"
    # ) do |assign|
    #   assign.copy(target: aref_field(assign.target.value))
    # end
  end
end