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.



267
268
269
270
 
# File 'lib/rbind/generator_ruby.rb', line 267

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.



265
266
267
 
# File 'lib/rbind/generator_ruby.rb', line 265

def compact_namespace
  @compact_namespace
end

Instance Method Details

#add_accessors ⇒ Object 



311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
 
# File 'lib/rbind/generator_ruby.rb', line 311

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.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.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.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.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 += "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 



281
282
283
 
# File 'lib/rbind/generator_ruby.rb', line 281

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

#add_enums ⇒ Object 



392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
 
# File 'lib/rbind/generator_ruby.rb', line 392

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 



307
308
309
 
# File 'lib/rbind/generator_ruby.rb', line 307

def file_prefix
    @root.file_prefix
end

#library_name ⇒ Object 



297
298
299
 
# File 'lib/rbind/generator_ruby.rb', line 297

def library_name
    @root.library_name
end

#normalize_bt(name) ⇒ Object 



285
286
287
 
# File 'lib/rbind/generator_ruby.rb', line 285

def normalize_bt(name)
    GeneratorRuby.normalize_basic_type_name_ffi name
end

#normalize_enum(name) ⇒ Object 



289
290
291
 
# File 'lib/rbind/generator_ruby.rb', line 289

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

#normalize_m(name) ⇒ Object 



293
294
295
 
# File 'lib/rbind/generator_ruby.rb', line 293

def normalize_m(name)
    GeneratorRuby.normalize_method_name name
end

#normalize_t(name) ⇒ Object 



272
273
274
275
276
277
278
279
 
# File 'lib/rbind/generator_ruby.rb', line 272

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 



301
302
303
304
305
 
# File 'lib/rbind/generator_ruby.rb', line 301

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