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0a7938038b
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Make RuleSet#id read-only
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2023-07-08 11:17:11 -04:00 |
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c88338698a
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Store whether a state accepts, not whether it drops
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2023-07-08 08:29:33 -04:00 |
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8a377b4950
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Just return integer result code from Lexer.lex_token()
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2023-07-08 08:08:36 -04:00 |
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b78827746a
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Return a Token object from Lexer.user_code()
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2023-03-17 20:24:48 -04:00 |
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ce80e00e60
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Remove TOKEN_DECODE_ERROR
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2023-03-17 20:01:55 -04:00 |
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01b45df1f9
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Remove TOKEN_DROP
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2023-03-17 19:58:54 -04:00 |
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ffccc659aa
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Clean up Lexer.State a bit
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2023-03-14 19:38:42 -04:00 |
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e432f62b05
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Add UserCodeID struct to represent user code IDs
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2023-03-13 21:56:18 -04:00 |
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f402315201
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Name internally generated tokens with double-underscore
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2023-03-13 14:13:13 -04:00 |
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d10e982fc8
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Reserve double-underscore identifiers for internal use
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2023-03-13 14:12:12 -04:00 |
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b92679e0c2
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Replace LexedToken with Result struct
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2023-03-11 21:16:55 -05:00 |
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2e48921bb1
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Fix $n expansion for rules to use rule component ptype
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2022-11-14 21:00:49 -05:00 |
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c6ea4f83c2
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Store parser values according to the rule/pattern type
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2022-11-13 22:20:30 -05:00 |
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e4a160f918
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Allow defining multiple parser types and assigning parser types to tokens and rules
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2022-11-13 13:35:19 -05:00 |
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8dc27686aa
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Rename result_type to ptype, parser result to pvalue
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2022-11-12 13:29:10 -05:00 |
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bca0a14371
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Allow storing a result value for a token from a lexer code block
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2022-10-16 21:40:25 -04:00 |
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727c8cd1ea
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Execute rule user code blocks when reducing the rule
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2022-10-13 04:56:50 -04:00 |
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31970522de
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Store parse result; add result_type grammar keyword
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2022-10-12 20:56:14 -04:00 |
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02be6de48e
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Add lexer modes and $mode() code expansion
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2022-10-09 22:49:01 -04:00 |
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b2d11321fe
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Add grammar syntax to specify lexer mode for tokens and patterns
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2022-10-04 22:23:39 -04:00 |
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6bd9d4a09b
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Remove _TOKEN_NONE and use _TOKEN_COUNT instead
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2022-10-03 21:40:34 -04:00 |
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ced5a56424
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Support global user code blocks
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2022-10-03 21:24:13 -04:00 |
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66d654b6b9
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Add $token() user code block expansion
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2022-10-02 10:43:47 -04:00 |
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f46b5b3f4d
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Remove TOKEN_EOF; define EOF token and start rule in Generator
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2022-10-02 10:07:44 -04:00 |
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150be33826
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Assign pattern code IDs in Generator instead of Grammar
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2022-10-01 10:36:35 -04:00 |
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e7e30c4f28
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Add pattern statement
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2022-09-30 21:05:18 -04:00 |
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04367db0ac
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Add forward slashes around patterns and parse more robustly
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2022-09-28 23:05:01 -04:00 |
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1547528ecf
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Split grammar statement parsing into separate methods
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2022-09-27 18:49:04 -04:00 |
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62cb5c03f2
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Refactor grammar parsing a bit
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2022-09-27 15:28:39 -04:00 |
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48704295bb
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Rename lexer state "accepts" to "token"
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2022-09-25 14:57:46 -04:00 |
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4d716f6c10
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Remove Token#c_name; use given token case in token constants
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2022-09-25 14:48:49 -04:00 |
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672098ad32
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Execute user code blocks assigned to tokens
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2022-09-24 17:31:40 -04:00 |
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92ce30f354
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Add tokenid keyword
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2022-09-19 22:16:57 -04:00 |
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38ae5ac7a1
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Split Token class into Token/Pattern
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2022-09-15 22:46:44 -04:00 |
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b682c72b17
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Add semicolon to end of all grammar statements
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2022-07-23 22:09:19 -04:00 |
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30f4cfcc99
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Write parser log file
Fix bug of skipping rule set IDs.
Remove unneeded out_sets from ItemSet class.
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2022-06-26 11:06:55 -04:00 |
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f2cc5b112e
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Handle shifting states after reducing
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2022-06-25 16:16:20 -04:00 |
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84c4a16ce6
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Start on Parser.parse()
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2022-06-21 23:03:00 -04:00 |
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f17efe8c82
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Add RuleSet#id to use when reducing
Parser will know what state to go to after reducing a Rule based on the
RuleSet ID.
Start on Parser class.
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2022-06-21 20:07:27 -04:00 |
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60e2818075
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Determine the reduce actions for each parser state
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2022-06-17 01:45:48 -04:00 |
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5af3179ff2
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Add RuleSet#start_token_set
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2022-06-17 01:35:02 -04:00 |
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11ea02fb86
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Determine the possibly-empty RuleSets
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2022-06-17 01:35:02 -04:00 |
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8f38d0b017
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Clean up ItemSet#close!
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2022-06-17 01:35:02 -04:00 |
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a91bf2f250
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Clean up parser ItemSet processing
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2022-06-14 22:57:07 -04:00 |
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0f1c00d1a6
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Add RuleSet#could_be_empty?
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2022-06-14 07:35:58 -04:00 |
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291509f005
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Add Rule#empty?
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2022-06-14 07:35:38 -04:00 |
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c1769503a8
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Add Item#complete?
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2022-06-14 07:35:07 -04:00 |
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8b152abaa7
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Add ItemSet#leading_item_sets
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2022-06-14 07:34:35 -04:00 |
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d6e5c4325d
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Add new start rule ending with EOF token rather than appending EOF token to all user-specified start rules
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2022-06-07 22:25:31 -04:00 |
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2837dfda6b
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Add Rule#id
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2022-06-06 22:30:53 -04:00 |
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