class GirFFI::ArrayElementConvertor

The ArrayElementConvertor class handles conversion from C array elements to ruby values

Attributes

pointer[R]
value_type[R]

Public Class Methods

new(type, ptr) click to toggle source
# File lib/gir_ffi/array_element_convertor.rb, line 9
def initialize(type, ptr)
  @value_type = type
  @pointer = ptr
end

Public Instance Methods

to_ruby_value() click to toggle source
# File lib/gir_ffi/array_element_convertor.rb, line 14
def to_ruby_value
  bare_value = to_value
  case value_type
  when :utf8, :filename
    bare_value.to_utf8
  when Array
    value_type[1].wrap bare_value
  when Module
    value_type.wrap bare_value
  else
    bare_value
  end
end

Private Instance Methods

to_value() click to toggle source
# File lib/gir_ffi/array_element_convertor.rb, line 30
def to_value
  case value_ffi_type
  when Module
    value_ffi_type.get_value_from_pointer(pointer, 0)
  when Symbol
    pointer.send("get_#{value_ffi_type}", 0)
  else
    raise NotImplementedError
  end
end
value_ffi_type() click to toggle source
# File lib/gir_ffi/array_element_convertor.rb, line 41
def value_ffi_type
  @value_ffi_type ||= TypeMap.type_specification_to_ffi_type value_type
end