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// Copyright 2018 The Chromium 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 TOOLS_CDDL_PARSE_H_
#define TOOLS_CDDL_PARSE_H_
#include <stddef.h>
#include <memory>
#include <string>
#include <vector>
#include "absl/strings/string_view.h"
struct AstNode {
// These types all correspond to types in the grammar, which can be found in
// grammar.abnf.
enum class Type {
kRule,
kTypename,
kGroupname,
kAssign,
kAssignT,
kAssignG,
kType,
kGrpent,
kType1,
kType2,
kValue,
kGroup,
kUint,
kDigit,
kRangeop,
kCtlop,
kGrpchoice,
kOccur,
kMemberKey,
kId,
kNumber,
kText,
kBytes,
kOther,
};
// A node that (along with its' sublings) represents some sub-section of the
// text represented by this node.
AstNode* children;
// Pointer to the next sibling of this node in the siblings linked list.
AstNode* sibling;
// Type of node being represented.
Type type;
// Text parsed from the CDDL spec to create this node.
std::string text;
// Text parsed from another source but used when serializing this node.
std::string integer_member_key_text;
};
struct ParseResult {
AstNode* root;
std::vector<std::unique_ptr<AstNode>> nodes;
};
ParseResult ParseCddl(absl::string_view data);
void DumpAst(AstNode* node, int indent_level = 0);
#endif // TOOLS_CDDL_PARSE_H_
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