Class: Rbind::GeneratorRuby::RBindHelper

Inherits:
HelperBase
  • Object
show all
Defined in:
lib/rbind/generator_ruby.rb

Instance Attribute Summary collapse

Attributes inherited from HelperBase

#name

Attributes included from Logger

#log

Instance Method Summary collapse

Methods inherited from HelperBase

#binding, #full_name

Methods included from Logger

extend_object

Constructor Details

#initialize(name, root, compact_namespace = true) ⇒ RBindHelper

Returns a new instance of RBindHelper.



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# File 'lib/rbind/generator_ruby.rb', line 277

def initialize(name, root,compact_namespace=true)
    @compact_namespace = compact_namespace
    super(name,root)
end

Instance Attribute Details

#compact_namespace ⇒ Object (readonly)

Returns the value of attribute compact_namespace.



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# File 'lib/rbind/generator_ruby.rb', line 275

def compact_namespace
  @compact_namespace
end

Instance Method Details

#add_accessors ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 321

def add_accessors
    str = ""
    @root.root.each_type do |t|
        next if t.basic_type? && !t.is_a?(RNamespace)
        str += "\n#methods for #{t.full_name}\n"
        if t.cdelete_method
            str += "attach_function :#{normalize_m t.cdelete_method},"\
            ":#{t.cdelete_method},[#{normalize_t(t.full_name)}],:void\n"
            str += "attach_function :#{normalize_m t.cdelete_method}_struct,"\
            ":#{t.cdelete_method},[#{normalize_t(t.full_name)}Struct],:void\n"
        end
        t.each_operation do |op|
            return_type = if op.constructor?
                              "#{normalize_t op.owner.full_name}"
                          else
                              op_return_type = op.return_type
                              if op_return_type.respond_to?(:get_base_delegate)
                                  if klass = op_return_type.get_base_delegate
                                      op_return_type = klass if klass.kind_of?(REnum)
                                  end
                              end
                              if op_return_type.basic_type?
                                  if op_return_type.ptr?
                                      ":pointer"
                elsif op.return_type.to_raw.kind_of?(REnum)
                                      ":#{normalize_enum op_return_type.to_raw.csignature}"
                                  else
                                      ":#{normalize_bt op_return_type.to_raw.csignature}"
                                  end
                              else
                                  if op_return_type.extern_package_name
                                      normalize_t("::#{op_return_type.extern_package_name}::#{op_return_type.to_raw.full_name}")
                elsif op_return_type.to_raw.kind_of?(REnum)
                                      ":#{normalize_enum op_return_type.to_raw.full_name}"
                                  else
                                      normalize_t op_return_type.to_raw.full_name
                                  end
                              end
                          end
            args = op.cparameters.map do |p|
                p_type = p.type
                if p_type.respond_to?(:get_base_delegate)
                    if klass = p_type.get_base_delegate
                        p_type = klass if klass.kind_of?(REnum)
                    end
                end
                if p_type.basic_type?
                    if p_type.ptr? || p.type.ref?
                        ":pointer"
        elsif p.type.to_raw.kind_of?(REnum)
                        # Includes enums, which need to be defined accordingly
                        # using ffi:
                        # enum :normalized_name, [:first, 1,
                        #                         :second,
                        #                         :third]
                        #
                        ":#{normalize_enum p.type.to_raw.csignature}"
                    else
                        ":#{normalize_bt p.type.to_raw.csignature}"
                    end
                else
                    if p_type.extern_package_name
                        normalize_t("::#{p_type.extern_package_name}::#{p_type.to_raw.full_name}")
        elsif p_type.to_raw.kind_of?(REnum)
                        ":#{normalize_enum p_type.to_raw.full_name}"
                    else
                        normalize_t p_type.to_raw.full_name
                    end
                end
            end
            fct_name = normalize_m op.cname
            str += "@blocking = true; "if op.blocking?
            str += "attach_function :#{fct_name},:#{op.cname},[#{args.join(",")}],#{return_type}\n"
            str
        end
        str+"\n"
    end
    str+"\n"
    str.gsub(/\n/,"\n        ")
end

#add_doc ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 291

def add_doc
    GeneratorRuby.normalize_doc(@root.root.doc) if @root.root.doc?
end

#add_enums ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 402

def add_enums
    str = "\n"
    @root.root.each_type do |t|
        if t.kind_of?(REnum)
            str += "\tenum :#{GeneratorRuby::normalize_enum_name(t.to_raw.csignature)}, ["
            t.values.each do |name,value|
                if value
                    str += ":#{name},#{value}, "
                else
                    str += ":#{name}, "
                end
            end
            str += "]\n\n"
        end
    end
    str
end

#file_prefix ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 317

def file_prefix
    @root.file_prefix
end

#library_name ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 307

def library_name
    @root.library_name
end

#normalize_bt(name) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 295

def normalize_bt(name)
    GeneratorRuby.normalize_basic_type_name_ffi name
end

#normalize_enum(name) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 299

def normalize_enum(name)
    GeneratorRuby.normalize_enum_name(name)
end

#normalize_m(name) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 303

def normalize_m(name)
    GeneratorRuby.normalize_method_name name
end

#normalize_t(name) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 282

def normalize_t(name)
    t = GeneratorRuby.normalize_type_name name
    if compact_namespace
        t.gsub(/^#{self.name}::/,"")
    else
        t
    end
end

#required_module_names ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 311

def required_module_names
    @root.required_module_names.map do |name|
        "require '#{name.downcase}'\n"
    end.join
end