Class: SorobanRustBackend::Instruction::InstantiateObject

Inherits:
Handler
  • Object
show all
Defined in:
lib/instruction/instantiate_object.rb

Overview

This class is responsible for generating Rust code for the LogString instruction.

Instance Method Summary collapse

Methods inherited from Handler

#format_assign, handle, #initialize

Constructor Details

This class inherits a constructor from SorobanRustBackend::Instruction::Handler

Instance Method Details

#handle ⇒ Object 



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# File 'lib/instruction/instantiate_object.rb', line 5

def handle
  @ref_preface = false
  if @instruction.inputs[0] == '&'
    @ref_preface = true
    @instruction.inputs.shift
  end

  case @instruction.inputs[0]
  when 'List'
    handle_list
  when 'UDT'
    handle_udt

  when 'Tuple'
    if @instruction.assign.include?('.') || @instruction.assign == 'Thing_to_return'
      "#{@instruction.assign} = #{@ref_preface ? '&' : ''}(#{normalish_inputs});"
    else
      "let mut #{@instruction.assign} = #{@ref_preface ? '&' : ''}(#{normalish_inputs});"
    end
  when 'Range'
    if @instruction.assign.include?('.') || @instruction.assign == 'Thing_to_return'
      "#{@instruction.assign} = #{@ref_preface ? '&' : ''}#{range_inputs};"
    else
      "let mut #{@instruction.assign} = #{@ref_preface ? '&' : ''}#{range_inputs};"
    end
  else
    raise "Unknown object type: #{@instruction.inputs[0]}"
  end
end