173 Commits

Author SHA1 Message Date
4beb3d2016 Add some token constants 2021-06-27 23:09:42 -04:00
93cb25df62 Do not generate token names for drop tokens 2021-06-26 16:16:18 -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
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
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
3a1650906e Show non-printable characters better in NFA#to_s 2021-05-21 14:39:02 -04:00
952bffc33c Move DFA#nil_transition_states to NFA::State 2021-05-21 14:27:42 -04:00
f64f3683c6 Add NFA#to_s 2021-05-21 14:24:16 -04:00
43f5caf449 Fix some NFA creation 2021-05-20 17:34:18 -04:00
f38a7456e9 Add DFA#nil_transition_states 2021-05-20 17:08:34 -04:00
c77c81bf25 Mark regex NFA end state as accepting the token 2021-05-18 16:34:26 -04:00
7196a0605a Add DFA class 2021-05-18 16:31:16 -04:00
24054461a2 Merge Regex::Parser into Regex, move Unit to its own file 2021-05-18 16:14:42 -04:00
89a5976064 Make Regex::Parser build a NFA after parsing 2021-05-18 16:07:39 -04:00
791340b292 Build NFA for each token pattern 2021-05-17 22:57:18 -04:00
cf8718b69c Allow token definition with no pattern 2021-05-17 22:40:23 -04:00
39f164a7db Parse . in a regex 2021-05-17 17:20:56 -04:00
70b3e56de2 Store all characters as ranges; add CharacterClassUnit#to_nfa 2021-05-14 13:52:03 -04:00
2e8e72a1e8 Add CharacterClassUnit and use it instead of AlternatesUnit 2021-05-14 12:32:53 -04:00
ea27baa630 Add #to_nfa for other regex unit types 2021-05-13 15:57:09 -04:00
d8dd64d860 Add NFA class
Start converting units to NFAs
2021-05-13 00:01:12 -04:00
54cefda186 Use Parser 2021-05-11 16:52:28 -04:00