ANTLR Support Libraries 2.7.1+
TokenStreamHiddenTokenFilter.hpp
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1 #ifndef INC_TokenStreamHiddenTokenFilter_hpp__
2 #define INC_TokenStreamHiddenTokenFilter_hpp__
3 
4 /* ANTLR Translator Generator
5  * Project led by Terence Parr at http://www.jGuru.com
6  * Software rights: http://www.antlr.org/license.html
7  *
8  * $Id: //depot/code/org.antlr/release/antlr-2.7.7/lib/cpp/antlr/TokenStreamHiddenTokenFilter.hpp#2 $
9  */
10 
11 #include <antlr/config.hpp>
13 
14 #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
15 namespace antlr {
16 #endif
17 
26  // protected BitSet discardMask;
27 protected:
29 
30 private:
32 
33 protected:
38 
39  RefToken firstHidden; // = null;
40 
41 public:
43 
44 protected:
45  void consume();
46 
47 private:
48  void consumeFirst();
49 
50 public:
51  BitSet getDiscardMask() const;
52 
56  RefToken getHiddenAfter(RefToken t);
57 
61  RefToken getHiddenBefore(RefToken t);
62 
63  BitSet getHideMask() const;
64 
68  RefToken getInitialHiddenToken();
69 
70  void hide(int m);
71 
72  void hide(const BitSet& mask);
73 
74 protected:
75  RefToken LA(int i);
76 
77 public:
88  RefToken nextToken();
89 };
90 
91 #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
92 }
93 #endif
94 
95 #endif //INC_TokenStreamHiddenTokenFilter_hpp__
Definition: ANTLRException.hpp:15
RefToken lastHiddenToken
Definition: TokenStreamHiddenTokenFilter.hpp:37
RefToken firstHidden
Definition: TokenStreamHiddenTokenFilter.hpp:39
#define ANTLR_API
Definition: config.hpp:22
Definition: TokenStreamBasicFilter.hpp:23
BitSet hideMask
Definition: TokenStreamHiddenTokenFilter.hpp:28
Definition: TokenStream.hpp:22
Definition: BitSet.hpp:40
Definition: TokenStreamHiddenTokenFilter.hpp:25
RefToken nextMonitoredToken
Definition: TokenStreamHiddenTokenFilter.hpp:31