Class: GirFFI::Builders::BaseMethodBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/gir_ffi/builders/base_method_builder.rb

Overview

Base class for method definition builders.

Direct Known Subclasses

FunctionBuilder, InitializerBuilder

Instance Method Summary collapse

Instance Method Details

#argument_builder_collection ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 38

def argument_builder_collection
  @argument_builder_collection ||= ArgumentBuilderCollection.new(
    @return_value_builder, argument_builders,
    error_argument_builder: error_argument)
end

#argument_builders ⇒ Object

Methods used for setting up the builders



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 28

def argument_builders
  @argument_builders ||= @info.args.map { |arg| ArgumentBuilder.new vargen, arg }
end

#error_argument ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 44

def error_argument
  @error_argument ||=
    if @info.throws?
      ErrorArgumentBuilder.new vargen, ErrorArgumentInfo.new
    else
      NullArgumentBuilder.new
    end
end

#invocation ⇒ Object

Methods used by MethodTemplate



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 55

def invocation
  "#{lib_name}.#{@info.symbol} #{function_call_arguments.join(', ')}".strip
end

#method_arguments ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 59

def method_arguments
  argument_builder_collection.method_argument_names
end

#method_definition ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 18

def method_definition
  template.method_definition
end

#preparation ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 63

def preparation
  []
end

#return_value_info ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 32

def return_value_info
  @return_value_info ||= ReturnValueInfo.new(@info.return_type,
                                             @info.caller_owns,
                                             @info.skip_return?)
end

#template ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 22

def template
  @template ||= MethodTemplate.new(self, argument_builder_collection)
end

#vargen ⇒ Object 



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# File 'lib/gir_ffi/builders/base_method_builder.rb', line 14

def vargen
  @vargen ||= VariableNameGenerator.new
end