#include <token_stream.h>
Inheritance diagram for TokenStream:
Public Methods | |
| TokenStream ( CharSource *i ) | |
| TokenStream ( int argc, char* argv[] ) | |
| virtual | ~TokenStream () |
| virtual bool | get_token ( Token& t ) |
| returns true if succeeded. | |
| virtual bool | peek_token ( Token& t ) |
| virtual void | push_back ( Token& t ) |
| virtual istream* | get_stream () |
| Assume a "{" has been read off, read off tokens until the matching "}". More... | |
| virtual bool | is_empty () |
| Return true if no more token can be read. | |
| virtual bool | is_at_end_of_command () |
| Return true if next token is either ' ', ';' or no more token can be read. | |
Protected Methods | |
| TokenStream (void) | |
| subclass is responsible for initializing either _tokens or _input_stream; An empty suif_vector<Token> will be assigned to the _tokens slot. | |
Protected Attributes | |
| Tokens* | _tokens |
| CharSource* | _input_stream |
A token stream can be built from either
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subclass is responsible for initializing either _tokens or _input_stream; An empty suif_vector<Token> will be assigned to the _tokens slot.
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Assume a "{" has been read off, read off tokens until the matching "}".
Append all tokens read into a strstream and return it. The match "}" is not included in the strstream.
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returns true if succeeded.
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Return true if next token is either '
', ';' or no more token can be read.
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Return true if no more token can be read.
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1.1.2 written by Dimitri van Heesch,
© 1997-2000