blob: 30c387fea60929c3611a2053100267ce2f7355cd [file] [log] [blame]
// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_OBJECTS_JS_SEGMENTS_H_
#define V8_OBJECTS_JS_SEGMENTS_H_
#ifndef V8_INTL_SUPPORT
#error Internationalization is expected to be enabled.
#endif // V8_INTL_SUPPORT
#include "src/base/bit-field.h"
#include "src/execution/isolate.h"
#include "src/heap/factory.h"
#include "src/objects/js-segmenter.h"
#include "src/objects/managed.h"
#include "src/objects/objects.h"
#include "unicode/uversion.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace U_ICU_NAMESPACE {
class BreakIterator;
class UnicodeString;
} // namespace U_ICU_NAMESPACE
namespace v8 {
namespace internal {
#include "torque-generated/src/objects/js-segments-tq.inc"
class JSSegments : public TorqueGeneratedJSSegments<JSSegments, JSObject> {
public:
// ecma402 #sec-createsegmentsobject
V8_WARN_UNUSED_RESULT static MaybeHandle<JSSegments> Create(
Isolate* isolate, Handle<JSSegmenter> segmenter, Handle<String> string);
// ecma402 #sec-%segmentsprototype%.containing
V8_WARN_UNUSED_RESULT static MaybeHandle<Object> Containing(
Isolate* isolate, Handle<JSSegments> segments_holder, double n);
// ecma402 #sec-createsegmentdataobject
V8_WARN_UNUSED_RESULT static MaybeHandle<Object> CreateSegmentDataObject(
Isolate* isolate, JSSegmenter::Granularity granularity,
icu::BreakIterator* break_iterator, const icu::UnicodeString& string,
int32_t start_index, int32_t end_index);
Handle<String> GranularityAsString(Isolate* isolate) const;
// SegmentIterator accessors.
DECL_ACCESSORS(icu_break_iterator, Managed<icu::BreakIterator>)
DECL_ACCESSORS(unicode_string, Managed<icu::UnicodeString>)
DECL_PRINTER(JSSegments)
inline void set_granularity(JSSegmenter::Granularity granularity);
inline JSSegmenter::Granularity granularity() const;
// Bit positions in |flags|.
DEFINE_TORQUE_GENERATED_JS_SEGMENT_ITERATOR_FLAGS()
STATIC_ASSERT(JSSegmenter::Granularity::GRAPHEME <= GranularityBits::kMax);
STATIC_ASSERT(JSSegmenter::Granularity::WORD <= GranularityBits::kMax);
STATIC_ASSERT(JSSegmenter::Granularity::SENTENCE <= GranularityBits::kMax);
TQ_OBJECT_CONSTRUCTORS(JSSegments)
};
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_OBJECTS_JS_SEGMENTS_H_