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comparison libinterp/parse-tree/lex.h @ 16158:7eb614760ddb

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rename lexical_feedback to octave_lexer * lex.h (octave_lexer): Rename from lexical_feedback. * lex.h, lex.ll, parse.h, oct-parse.yy: Change all uses.
author John W. Eaton <jwe@octave.org>
date Thu, 28 Feb 2013 11:24:38 -0500
parents 49dfba4fd3c5
children c5bfdc4c0963
comparison
equal deleted inserted replaced
16157:335041cc657a 16158:7eb614760ddb
48 // No copying! 48 // No copying!
49 stream_reader (const stream_reader&); 49 stream_reader (const stream_reader&);
50 stream_reader& operator = (const stream_reader&); 50 stream_reader& operator = (const stream_reader&);
51 }; 51 };
52 52
53 // Forward decl for lexical_feedback::token_stack. 53 // Forward decl for octave_lexer::token_stack.
54 class token; 54 class token;
55 55
56 // For communication between the lexer and parser. 56 // For communication between the lexer and parser.
57 57
58 class 58 class
59 lexical_feedback 59 octave_lexer
60 { 60 {
61 public: 61 public:
62 62
63 // Did eat_whitespace or eat_continuation eat a space or tab, or a 63 // Did eat_whitespace or eat_continuation eat a space or tab, or a
64 // newline, or both? 64 // newline, or both?
151 private: 151 private:
152 152
153 std::stack<int> context; 153 std::stack<int> context;
154 }; 154 };
155 155
156 lexical_feedback (void) 156 octave_lexer (void)
157 : scanner (0), convert_spaces_to_comma (true), 157 : scanner (0), convert_spaces_to_comma (true),
158 do_comma_insert (false), at_beginning_of_statement (true), 158 do_comma_insert (false), at_beginning_of_statement (true),
159 looking_at_anon_fcn_args (false), looking_at_return_list (false), 159 looking_at_anon_fcn_args (false), looking_at_return_list (false),
160 looking_at_parameter_list (false), looking_at_decl_list (false), 160 looking_at_parameter_list (false), looking_at_decl_list (false),
161 looking_at_initializer_expression (false), 161 looking_at_initializer_expression (false),
172 pending_local_variables (), nesting_level () 172 pending_local_variables (), nesting_level ()
173 { 173 {
174 init (); 174 init ();
175 } 175 }
176 176
177 ~lexical_feedback (void); 177 ~octave_lexer (void);
178 178
179 void init (void); 179 void init (void);
180 180
181 void reset (void); 181 void reset (void);
182 182
368 // Is the closest nesting level a square bracket, squiggly brace or 368 // Is the closest nesting level a square bracket, squiggly brace or
369 // a paren? 369 // a paren?
370 bbp_nesting_level nesting_level; 370 bbp_nesting_level nesting_level;
371 371
372 // For unwind protect. 372 // For unwind protect.
373 static void cleanup (lexical_feedback *lexer) { delete lexer; } 373 static void cleanup (octave_lexer *lexer) { delete lexer; }
374 374
375 private: 375 private:
376 376
377 // Stack to hold tokens so that we can delete them when the parser is 377 // Stack to hold tokens so that we can delete them when the parser is
378 // reset and avoid growing forever just because we are stashing some 378 // reset and avoid growing forever just because we are stashing some
379 // information. 379 // information.
380 std::stack <token*> token_stack; 380 std::stack <token*> token_stack;
381 381
382 // No copying! 382 // No copying!
383 383
384 lexical_feedback (const lexical_feedback&); 384 octave_lexer (const octave_lexer&);
385 385
386 lexical_feedback& operator = (const lexical_feedback&); 386 octave_lexer& operator = (const octave_lexer&);
387 }; 387 };
388 388
389 #endif 389 #endif