188 Commits

Author SHA1 Message Date
748c219625 Do not return dropped tokens from Lexer.lex_token() 2021-07-05 22:53:58 -04:00
71ee7de9f9 Remove obsolete lex() and lex_token() methods 2021-07-05 22:49:50 -04:00
2121acc87e Complete Lexer.lex_token() 2021-07-05 22:41:09 -04:00
f2563cf255 Work on Lexer.lex_token() 2021-07-05 22:02:27 -04:00
24d12be3b9 Add TOKEN enum entries for EOF, decode error, drop, and none 2021-07-05 20:11:55 -04:00
91d6ee25ea Add Lexer class 2021-07-05 19:13:41 -04:00
2f1cb47bea Add Decoder class to decode code points 2021-07-05 18:47:10 -04:00
651461c570 Start on decode_code_point() 2021-06-29 23:17:44 -04:00
3ce54bd303 Start on lex()/lex_token() 2021-06-29 23:10:40 -04:00
15454f926a Add TokenNames array 2021-06-29 22:54:24 -04:00
4beb3d2016 Add some token constants 2021-06-27 23:09:42 -04:00
aae7bc188c Use unsigned literals 2021-06-26 18:11:20 -04:00
a716dedeb6 Start on test framework to compile and run generated parser 2021-06-26 16:17:24 -04:00
93cb25df62 Do not generate token names for drop tokens 2021-06-26 16:16:18 -04:00
61dd5bc5a0 Move imbecile_spec to lexer_dfa_spec 2021-06-26 16:01:49 -04:00
10a8ef5eb4 Update generated lexer state and transition tables 2021-06-26 15:58:36 -04:00
98584ce07a Add FA#build_tables 2021-06-24 15:06:10 -04:00
2122ca02fe Start generating lexer states and transitions 2021-06-23 23:15:02 -04:00
5881f13380 Generate enum of token identifiers 2021-06-23 22:22:45 -04:00
ebc1d8f001 Fix FA#to_s to show correct destination state 2021-06-23 22:21:53 -04:00
5fecd5c6a2 Refactor into FA#enumerate 2021-06-22 22:01:39 -04:00
5b688b090d Add some attr_readers 2021-06-21 22:52:27 -04:00
f77218801f Error if Start rule not found 2021-06-21 22:48:17 -04:00
70118dd019 Check for duplicate token/rule names in Generator 2021-06-21 22:34:43 -04:00
d552f2a540 CLI: accept --log option 2021-06-19 12:06:02 -04:00
d2fac07249 Add Generator class 2021-06-15 16:51:36 -04:00
a34272dfd6 Add Grammar::Rule class 2021-06-14 22:49:43 -04:00
9d05861819 Parse grammar input by multiline regex 2021-06-12 22:57:32 -04:00
03035a25a5 Update spec task to accept an example pattern 2021-06-12 22:46:13 -04:00
db70f8b94d Add "drop" grammar keyword to drop patterns 2021-06-09 22:48:30 -04:00
f67dd62b20 Add \s to expand to whitespace characters 2021-06-09 22:37:00 -04:00
c6bac6d3a1 Rename TokenDFA -> LexerDFA 2021-06-08 13:54:46 -04:00
aa92970c31 Add some lexer tests 2021-06-07 22:21:52 -04:00
b8282e748e Start on a test lexer for lexer specs 2021-06-07 17:17:37 -04:00
930ac56148 Do not accept 0-length tokens 2021-06-06 15:29:30 -04:00
7f54778ba8 Rename Regex::DFA to TokenDFA 2021-06-06 15:18:21 -04:00
701903def2 Token should build its own NFA 2021-06-06 14:09:28 -04:00
afea886ecb Add Grammar::Token class 2021-06-06 14:04:33 -04:00
03b2e87186 Grammar takes in input string instead of file name 2021-06-06 10:09:53 -04:00
e4370cac62 Print accepting token in FA#to_s 2021-06-06 09:59:28 -04:00
ed3f599e25 Create common FA/State/Transition classes across NFA/DFA 2021-06-06 09:41:23 -04:00
1228a76c55 Fix MultiplicityUnit#to_nfa again 2021-05-26 10:17:03 -04:00
538e360cb3 Fix MultiplicityUnit#to_nfa 2021-05-25 16:59:22 -04:00
e7f8c3726c Fix NFA#to_s 2021-05-25 16:14:19 -04:00
b6e3a5c151 Record accepting token in DFA state 2021-05-25 16:00:25 -04:00
35ef94dbd3 Print out DFA to test 2021-05-25 15:52:47 -04:00
37e1252ded Continue building DFA 2021-05-25 15:44:23 -04:00
214ece7d90 Add NFA::Transition, start on DFA construction 2021-05-23 21:41:50 -04:00
8473df421a Add specs for CodePointRange 2021-05-23 20:41:40 -04:00
3987f08cd7 Add CodePointRange class 2021-05-23 17:52:20 -04:00