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// 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_REGEXP_EXPERIMENTAL_EXPERIMENTAL_COMPILER_H_
#define V8_REGEXP_EXPERIMENTAL_EXPERIMENTAL_COMPILER_H_
#include "src/regexp/experimental/experimental-bytecode.h"
#include "src/regexp/regexp-ast.h"
#include "src/zone/zone-list.h"
namespace v8 {
namespace internal {
class ExperimentalRegExpCompiler final : public AllStatic {
public:
// Checks whether a given RegExpTree can be compiled into an experimental
// bytecode program. This mostly amounts to the absence of back references,
// but see the definition.
// TODO(mbid,v8:10765): Currently more things are not handled, e.g. some
// quantifiers and unicode.
static bool CanBeHandled(RegExpTree* tree, JSRegExp::Flags flags,
int capture_count);
// Compile regexp into a bytecode program. The regexp must be handlable by
// the experimental engine; see`CanBeHandled`. The program is returned as a
// ZoneList backed by the same Zone that is used in the RegExpTree argument.
static ZoneList<RegExpInstruction> Compile(RegExpTree* tree,
JSRegExp::Flags flags, Zone* zone);
};
} // namespace internal
} // namespace v8
#endif // V8_REGEXP_EXPERIMENTAL_EXPERIMENTAL_COMPILER_H_
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