def field_accessor(owning_type, type, name, nullable, plural):
preface = ' struct %s *node;\n' % struct_name(owning_type)
preface += ' TypedData_Get_Struct(self, struct %s, &%s_type, node);\n' % (
struct_name(owning_type), snake(owning_type))
call_get = "%s_get_%s" % (struct_name(owning_type), snake(name))
func = '%s_get_%s' % (snake(owning_type), snake(name))
ret = ' return '
if plural:
func += '_size'
call_get += '_size(node)'
ret += 'INT2FIX(%s)' % call_get
else:
call_get += '(node)'
if nullable:
preface += ' if (%s == NULL) return Qnil;\n' % call_get
if type in ['string', 'OperationKind']:
ret += 'rb_str_new_cstr(%s)' % call_get
elif type in ['boolean']:
ret += 'INT2BOOL(%s)' % call_get
else:
ret += 'TypedData_Wrap_Struct(%s_class, &%s_type, (void*)%s)' % (
snake(type), snake(type), call_get)
return 'static VALUE ' + func + '(VALUE self) {\n' + preface + ret + ';\n}\n'
def field_accessor(owning_type, type, name, nullable, plural):
preface = ' struct %s *node;\n' % struct_name(owning_type)
preface += ' TypedData_Get_Struct(self, struct %s, &%s_type, node);\n' % (
struct_name(owning_type), snake(owning_type))
call_get = "%s_get_%s" % (struct_name(owning_type), snake(name))
func = '%s_get_%s' % (snake(owning_type), snake(name))
ret = ' return '
if plural:
func += '_size'
call_get += '_size(node)'
ret += 'INT2FIX(%s)' % call_get
else:
call_get += '(node)'
if nullable:
preface += ' if (%s == NULL) return Qnil;\n' % call_get
if type in ['string', 'OperationKind']:
ret += 'rb_str_new_cstr(%s)' % call_get
elif type in ['boolean']:
ret += 'INT2BOOL(%s)' % call_get
else:
ret += 'TypedData_Wrap_Struct(%s_class, &%s_type, (void*)%s)' % (
snake(type), snake(type), call_get)
return 'static VALUE ' + func + '(VALUE self) {\n' + preface + ret + ';\n}\n'
def start_type(self, name):
# define the values declared 'extern' in the header
print 'const rb_data_type_t %s_type = { "%s", {}, };' % (
snake(name), struct_name(name))
print 'VALUE %s_class;' % snake(name)
print 'ID visit_%s_id;' % snake(name)
print 'ID end_visit_%s_id;' % snake(name)
# build the two visitor methods
print type_visitor(name)
print type_end_visitor(name)
# init the class
self._class_init_buffer += ' %s_class = rb_define_class_under(module, "%s", node_class);\n' % (
snake(name), name)
# init the symbols
self._sym_init_buffer += ' visit_%s_id = rb_intern("visit_%s");\n' % (
snake(name), snake(name))
self._sym_init_buffer += ' end_visit_%s_id = rb_intern("end_visit_%s");\n' % (
snake(name), snake(name))
# init the visitor struct
self._cbs_init_buffer += ' cbs.visit_%s = visit_%s;\n' % (
snake(name), snake(name))
self._cbs_init_buffer += ' cbs.end_visit_%s = end_visit_%s;\n' % (
snake(name), snake(name))
self._current_type = name
def start_type(self, name):
# define the values declared 'extern' in the header
print 'const rb_data_type_t %s_type = { "%s", {}, };' % (
snake(name), struct_name(name))
print 'VALUE %s_class;' % snake(name)
print 'ID visit_%s_id;' % snake(name)
print 'ID end_visit_%s_id;' % snake(name)
# build the two visitor methods
print type_visitor(name)
print type_end_visitor(name)
# init the class
self._class_init_buffer += ' %s_class = rb_define_class_under(module, "%s", node_class);\n' % (
snake(name), name)
# init the symbols
self._sym_init_buffer += ' visit_%s_id = rb_intern("visit_%s");\n' % (
snake(name), snake(name))
self._sym_init_buffer += ' end_visit_%s_id = rb_intern("end_visit_%s");\n' % (
snake(name), snake(name))
# init the visitor struct
self._cbs_init_buffer += ' cbs.visit_%s = visit_%s;\n' % (snake(name),
snake(name))
self._cbs_init_buffer += ' cbs.end_visit_%s = end_visit_%s;\n' % (
snake(name), snake(name))
self._current_type = name
def field(self, type, name, nullable, plural):
print field_prototype(self._current_type, type, name, nullable, plural) + ' {'
print ' const auto *realNode = reinterpret_cast<const %s *>(node);' % self._current_type
title_name = title(name)
call_get = 'realNode->get%s()' % title_name
if plural:
if nullable:
print ' return %s ? %s->size() : 0;' % (call_get, call_get)
else:
print ' return %s.size();' % call_get
else:
if type in ['string', 'OperationKind', 'boolean']:
print ' return %s;' % call_get
else:
fmt = ' return reinterpret_cast<const struct %s *>(%s%s);'
print fmt % (struct_name(type), '' if nullable else '&', call_get)
print '}'
def field(self, type, name, nullable, plural):
print field_prototype(self._current_type, type, name, nullable, plural) + ' {'
print ' const auto *realNode = (const %s *)node;' % self._current_type
title_name = title(name)
call_get = 'realNode->get%s()' % title_name
if plural:
if nullable:
print ' return %s ? %s->size() : 0;' % (call_get, call_get)
else:
print ' return %s.size();' % call_get
else:
if type in ['string', 'OperationKind', 'boolean']:
print ' return %s;' % call_get
else:
fmt = ' return (const struct %s *)%s%s;'
print fmt % (struct_name(type), '' if nullable else '&', call_get)
print '}'
def start_union(self, name): print 'struct ' + struct_name(name) + ';' print 'extern const rb_data_type_t %s_type;' % snake(name) print 'extern VALUE %s_class;' % snake(name)
def start_type(self, name): print 'struct ' + struct_name(name) + ';' print 'extern const rb_data_type_t %s_type;' % snake(name) print 'extern VALUE %s_class;' % snake(name) print 'extern ID visit_%s_id;' % snake(name) print 'extern ID end_visit_%s_id;' % snake(name)
def start_union(self, name):
print 'const rb_data_type_t %s_type = { "%s", {}, };' % (snake(name), struct_name(name))
print 'VALUE %s_class;' % snake(name)
def start_union(self, name):
print 'const rb_data_type_t %s_type = { "%s", {}, };' % (
snake(name), struct_name(name))
print 'VALUE %s_class;' % snake(name)
def start_union(self, name):
print 'struct ' + struct_name(name) + ';'
print 'extern const rb_data_type_t %s_type;' % snake(name)
print 'extern VALUE %s_class;' % snake(name)
def start_type(self, name):
print 'struct ' + struct_name(name) + ';'
print 'extern const rb_data_type_t %s_type;' % snake(name)
print 'extern VALUE %s_class;' % snake(name)
print 'extern ID visit_%s_id;' % snake(name)
print 'extern ID end_visit_%s_id;' % snake(name)