// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_OBJECTS_JS_REGEXP_INL_H_
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#define V8_OBJECTS_JS_REGEXP_INL_H_
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#include "src/objects/js-regexp.h"
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#include "src/objects-inl.h" // Needed for write barriers
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#include "src/objects/string.h"
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// Has to be the last include (doesn't have include guards):
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#include "src/objects/object-macros.h"
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namespace v8 {
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namespace internal {
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CAST_ACCESSOR(JSRegExp)
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ACCESSORS(JSRegExp, data, Object, kDataOffset)
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ACCESSORS(JSRegExp, flags, Object, kFlagsOffset)
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ACCESSORS(JSRegExp, source, Object, kSourceOffset)
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ACCESSORS(JSRegExp, last_index, Object, kLastIndexOffset)
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JSRegExp::Type JSRegExp::TypeTag() {
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Object* data = this->data();
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if (data->IsUndefined()) return JSRegExp::NOT_COMPILED;
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Smi* smi = Smi::cast(FixedArray::cast(data)->get(kTagIndex));
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return static_cast<JSRegExp::Type>(smi->value());
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}
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int JSRegExp::CaptureCount() {
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switch (TypeTag()) {
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case ATOM:
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return 0;
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case IRREGEXP:
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return Smi::ToInt(DataAt(kIrregexpCaptureCountIndex));
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default:
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UNREACHABLE();
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}
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}
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JSRegExp::Flags JSRegExp::GetFlags() {
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DCHECK(this->data()->IsFixedArray());
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Object* data = this->data();
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Smi* smi = Smi::cast(FixedArray::cast(data)->get(kFlagsIndex));
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return Flags(smi->value());
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}
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String* JSRegExp::Pattern() {
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DCHECK(this->data()->IsFixedArray());
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Object* data = this->data();
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String* pattern = String::cast(FixedArray::cast(data)->get(kSourceIndex));
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return pattern;
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}
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Object* JSRegExp::CaptureNameMap() {
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DCHECK(this->data()->IsFixedArray());
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DCHECK_EQ(TypeTag(), IRREGEXP);
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Object* value = DataAt(kIrregexpCaptureNameMapIndex);
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DCHECK_NE(value, Smi::FromInt(JSRegExp::kUninitializedValue));
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return value;
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}
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Object* JSRegExp::DataAt(int index) {
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DCHECK(TypeTag() != NOT_COMPILED);
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return FixedArray::cast(data())->get(index);
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}
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void JSRegExp::SetDataAt(int index, Object* value) {
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DCHECK(TypeTag() != NOT_COMPILED);
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DCHECK_GE(index,
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kDataIndex); // Only implementation data can be set this way.
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FixedArray::cast(data())->set(index, value);
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}
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} // namespace internal
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} // namespace v8
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#include "src/objects/object-macros-undef.h"
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#endif // V8_OBJECTS_JS_REGEXP_INL_H_
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