Method: Generator.mapping_getter_function

Defined in:

lib/rubysol/generator.rb

.mapping_getter_function(contract_class, name, type) ⇒ Object

# File 'lib/rubysol/generator.rb', line 296

def self.mapping_getter_function( contract_class, name, type )
    ## note: make sure name is always a symbol

    name          = name.to_sym
    
    index = 0
    current_type = type

    sig_args = []
    while current_type.mapping? do
      sig_args << current_type.key_type
      current_type = current_type.value_type
      index += 1
    end

    
    puts "[debug]  auto-generate public mapping getter - #{name} : #{type} (#{contract_class.name}):"
    puts "sig_args:"
    pp sig_args
    ## auto-add/register sig(nature) in here - why? why not?

    ## contract_class.sig( name, sig_args, :view, returns: current_type)

    puts "    index: #{index}"
# {:arg0=>:address}

#    index: 1


    ## check - if sig_args is alreay array of types (or typedclasses???)

    sig_args = sig_args.map {|sig_arg| typeof(sig_arg) }

    contract_class.sigs[ name ] = { inputs:  sig_args,
                                    outputs: [typeof(current_type)],
                                    options: [:view, :public] }
    contract_class.sigs_exclude << name


    puts  contract_class.sigs[ name ].pretty_print_inspect
 

      contract_class.class_eval do
       ## note: hack: must use kwargs for now!!! arg0, arg1, arg2, for now

       define_method name do |arg0:, arg1: nil, arg2: nil, arg3: nil|
        puts "[debug] call public (state) mapping getter for #{name} : #{type} - index: #{index} (#{contract_class.name})"
        puts "[debug]  self -> #{self}"
        args = [arg0, arg1, arg2, arg3]
        puts "[debug]  args -> #{args.pretty_print_inspect}"
     
        ## raise ArgumentError, "expected #{index} argument(s); got #{args.size}" if args.size != index


        value = instance_variable_get( "@#{name}" )
         (0...index).each do |i|
           value = value[ args[i] ]
         end
        value
       end
    end # class_eval


    ## auto-add typed wrapper!!!!!

    typed_function( contract_class, name, inputs: sig_args )

end