xfa_fmparse.h revision 4d3acf4ec42bf6e838f9060103aff98fbf170794 
1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef XFA_FXFA_FM2JS_XFA_FMPARSE_H_
8#define XFA_FXFA_FM2JS_XFA_FMPARSE_H_
9
10#include <memory>
11#include <vector>
12
13#include "xfa/fxfa/fm2js/xfa_expression.h"
14#include "xfa/fxfa/fm2js/xfa_lexer.h"
15
16class CXFA_FMParse {
17 public:
18  CXFA_FMParse(const CFX_WideStringC& wsFormcalc, CXFA_FMErrorInfo* pErrorInfo);
19  ~CXFA_FMParse();
20
21  void NextToken();
22  void Check(XFA_FM_TOKEN op);
23  void Error(uint32_t lineNum, const FX_WCHAR* msg, ...);
24  std::vector<std::unique_ptr<CXFA_FMExpression>> ParseTopExpression();
25  std::unique_ptr<CXFA_FMExpression> ParseFunction();
26  std::unique_ptr<CXFA_FMExpression> ParseExpression();
27  std::unique_ptr<CXFA_FMExpression> ParseVarExpression();
28  std::unique_ptr<CXFA_FMExpression> ParseExpExpression();
29  std::unique_ptr<CXFA_FMExpression> ParseBlockExpression();
30  std::unique_ptr<CXFA_FMExpression> ParseIfExpression();
31  std::unique_ptr<CXFA_FMExpression> ParseWhileExpression();
32  std::unique_ptr<CXFA_FMExpression> ParseForExpression();
33  std::unique_ptr<CXFA_FMExpression> ParseForeachExpression();
34  std::unique_ptr<CXFA_FMExpression> ParseDoExpression();
35  std::unique_ptr<CXFA_FMSimpleExpression> ParseParenExpression();
36  std::unique_ptr<CXFA_FMSimpleExpression> ParseSimpleExpression();
37  std::unique_ptr<CXFA_FMSimpleExpression> ParseSubassignmentInForExpression();
38  std::unique_ptr<CXFA_FMSimpleExpression> ParseLogicalOrExpression();
39  std::unique_ptr<CXFA_FMSimpleExpression> ParseLogicalAndExpression();
40  std::unique_ptr<CXFA_FMSimpleExpression> ParseEqualityExpression();
41  std::unique_ptr<CXFA_FMSimpleExpression> ParseRelationalExpression();
42  std::unique_ptr<CXFA_FMSimpleExpression> ParseAddtiveExpression();
43  std::unique_ptr<CXFA_FMSimpleExpression> ParseMultiplicativeExpression();
44  std::unique_ptr<CXFA_FMSimpleExpression> ParseUnaryExpression();
45  std::unique_ptr<CXFA_FMSimpleExpression> ParsePrimaryExpression();
46  std::unique_ptr<CXFA_FMSimpleExpression> ParsePostExpression(
47      std::unique_ptr<CXFA_FMSimpleExpression> e);
48  std::unique_ptr<CXFA_FMSimpleExpression> ParseIndexExpression();
49
50 private:
51  std::unique_ptr<CXFA_FMLexer> m_lexer;
52  CXFA_FMToken* m_pToken;
53  CXFA_FMErrorInfo* const m_pErrorInfo;
54};
55
56#endif  // XFA_FXFA_FM2JS_XFA_FMPARSE_H_
57