What's Changed

• Bugfix: Earley now respects ambiguity='resolve' again. Bug was introd… by @erezsh in #1444

Full Changelog: 1.2.1...1.2.2

Main Changes

• Dropped support for Python versions lower than 3.8
• Several bugfixes in the Earley algorithm, related to suppressed ambiguities
• Improved performance in InteractiveParser.accepts()

What's Changed

• Give "Shaping the tree" clear sub-headings by @nchammas in #1381
• Fix for when providing a transformer with a Token by @erezsh in #1395
• Pin types-regex to a working version by @erezsh in #1409
• Add Outlines to list of projects using Lark by @rlouf in #1408
• Code coverage: Update Python version by @erezsh in #1420
• Attempt to solve performance problems in accepts() by @erezsh in #1419
• Docs: Added Indenter by @erezsh in #1423
• Clean up test_parser.py, use xFail instead of skip where appropriate by @MegaIng in #1428
• Update config and drop python < 3.8 by @MegaIng in #1430
• BUGFIX Earley: Now yielding a previously repressed ambiguity by @erezsh in #1427
• Fix SymbolNode.end for completed tokens by @chanicpanic in #1432
• Disable ForestToParseTree cache when ambiguity='resolve' by @chanicpanic in #1433
• Bugfix for issue #1434 by @erezsh in #1435

New Contributors

• @nchammas made their first contribution in #1381
• @rlouf made their first contribution in #1408

Full Changelog: 1.1.9...1.2.1

What's Changed

• Use MAXWIDTH instead of MAXREPEAT when available by @MegaIng in #1377
• Fix nested list markdown syntax in how_to_use.md by @ei-grad in #1357
• Run tests against Python 3.12 by @michael-k in #1365

New Contributors

• @ei-grad made their first contribution in #1357

Full Changelog: 1.1.8...1.1.9

What's Changed

• Populate the Token.end_* fields for ignored tokens by @jtbraun in #1309
• Include .lark files in package data by @ptrcnull in #1308
• Add an error message when using Lark.save() when parser!='lalr' by @erezsh in #1328
• Add and improve docstrings by @erezsh in #1326
• Small update to PR #1338 by @erezsh in #1339
• Fix 1345 attempt two by @MegaIng in #1347
• Earley now uses OrderedSet for better output stability by @erezsh in #1327
• ContextualLexer now uses self.basic_lexer for easy extensibility (iss… by @erezsh in #1342
• Improved typing around LALR and ParserState by @erezsh in #1343
• Typing fixes. Mypy now produces 0 type errors by @erezsh in #1354
• Standalone: Added support for interactive parser. by @erezsh in #1356

New Contributors

• @jtbraun made their first contribution in #1309
• @ptrcnull made their first contribution in #1308

Full Changelog: 1.1.7...1.1.8

Bugfix in propagate_positions (issue #1304)

See: https://github.com/lark-parser/lark/releases/tag/1.1.6

What's Changed - main points

• Added strict-mode, enabled by strict=True, implemented using interegular by @MegaIng
  • Read more here: https://lark-parser.readthedocs.io/en/latest/how_to_use.html#strict-mode
• Cache: Replace md5 hashing with sha256. by @wilrodriguez in #1251
• Support for Python-style comments in Lark grammar by @vincent-hugot in #1230
• Updates to python.lark
• Bugfixes and cleanup

What's Changed - PRs

• Improve logic and performance by @jmishra01 in #1228
• Updated Python grammar list literal to support [*x] by @evtn in #1232
• Fix typos by @kianmeng in #1242
• Examples: Update version for PyQt5 by @erezsh in #1243
• Support for Python-style comments in Lark grammar by @vincent-hugot in #1230
• [M:grammar.md] doc: added Python-style comments. by @vincent-hugot in #1245
• Fix 1154 by @MegaIng in #1252
• Rephrased docs for interegular PR (#1258) by @erezsh in #1260
• Added interegular support by @MegaIng in #1258
• Freeze interegular version to 0.2.4 (until fixed) by @erezsh in #1262
• Codecov github action fixed by @erezsh in #1263
• Added strict-mode, enabled using the strict=True flag by @erezsh in #1261
• Unfreeze interegular by @MegaIng in #1264
• Replace md5 hashing with sha256. by @wilrodriguez in #1251
• Bump pre-commit hooks and add codespell hook by @kianmeng in #1244
• Docs: Added section about strict-mode to how-to-use by @erezsh in #1265
• Limit amount of time/effort interegular will use when creating an example by @MegaIng in #1266
• Added progress bar recipe by @MegaIng in #1267
• Add exclude in coverage for if TYPE_CHECKING: branches by @MegaIng in #1278
• Cleanup may2023 by @erezsh in #1276
• Update lexer_state to lexer_thread to avoid deprecation warnings by @geographika in #1285
• Moved the metadata into PEP 621-compliant pyproject.toml. by @KOLANICH in #1157
• propagate_positions: Bugfix + Better documentation by @erezsh in #1294

New Contributors

• @kianmeng made their first contribution in #1242
• @vincent-hugot made their first contribution in #1230
• @wilrodriguez made their first contribution in #1251
• @geographika made their first contribution in #1285
• @KOLANICH made their first contribution in #1157

Full Changelog: 1.1.5...1.1.6

What's Changed

• setup.cfg: Replace deprecated license_file with license_files by @mgorny in #1209
• Fix Github shenanigans by @erezsh in #1220
• Fix AmbiguousExpander (Issue #1214) by @chanicpanic in #1216
• Fix EOF line information in InteractiveParser.resume_parse() by @erezsh in #1224
• Use generator instead of list expand or add method by @jmishra01 in #1225

New Contributors

• @mgorny made their first contribution in #1209
• @jmishra01 made their first contribution in #1225

Full Changelog: 1.1.4...1.1.5

What's Changed

• ci: Python 3.11 final by @henryiii in #1204
• Add __all__ to __init__ by @aspizu in #1200
• PropagatePositions: Allow any object to carry the metadata, by returning it in __lark_meta__() by @erezsh in #1203
• fix: Token now pattern matches correctly by @marcinplatek in #1181
• Updates to merge PR #1151 by @erezsh in #1205
• style: pre-commit basic config by @henryiii in #1151
• PR for v1.1.4 by @erezsh in #1208

New Contributors

• @aspizu made their first contribution in #1200
• @marcinplatek made their first contribution in #1181

Full Changelog: 1.1.3...1.1.4

What's Changed

• Add user to cache filename; better handle cache load/save failures by @klauer in #1179

• refactor: add 'usedforsecurity=False' arg to hashlib.md5 usage by @cquick01 in #1190

• Create lark/grammars/init.py by @chanicpanic in #1171

• Adjust imports for Python 3.11 by @The-Compiler in #1140

• Fix for issue #1173 by @erezsh in #1198

• Add match stmt support to python.lark by @joseph-e-k in #1123

• Added match stmt support to python.lark by @MegaIng in #1016

• Linting to fix minor issues by @Erotemic in #1128

• Simplify lexer: Use Match.lastgroup instead of lastindex by @erezsh in #1129

• Fix confusing import in examples by @JonasLoos in #1138

• Move iter_subtrees_topdown into standalone by @camgunz in #1137

• Fix 1146: use the class's get instead of the instance's get by @MegaIng in #1147

• fix: remove Python 2 legacy packaging code by @henryiii in #1148

• Fix for PR #1149 by @erezsh in #1150

• Old link for sppf is no longer valid. Point to web archive instead. by @patrickhuber in #1159

• Fix ForestToPyDotVisitor by @chanicpanic in #1167

• Close file-like objects to address ResourceWarning. by @shawnbrown in #1183

• Minor adjustments to PR #1179 by @erezsh in #1189

• Adjustments for PR #1152 by @erezsh in #1191

• Remove trailing whitespace by @bcr in #1196

New Contributors

• @joseph-e-k made their first contribution in #1123
• @Erotemic made their first contribution in #1128
• @JonasLoos made their first contribution in #1138
• @camgunz made their first contribution in #1137
• @The-Compiler made their first contribution in #1140
• @henryiii made their first contribution in #1148
• @patrickhuber made their first contribution in #1159
• @shawnbrown made their first contribution in #1183
• @klauer made their first contribution in #1179
• @cquick01 made their first contribution in #1190
• @bcr made their first contribution in #1196

Full Changelog: 1.1.2...1.1.3

Highlights

• Tree instances now have a pretty print with the "rich" library, when doing rich.print(tree)
• Bugfix for recursive regexes (with the "regex" library)
• Refactors, cleanups, and better mypy support

What's Changed

• Clean up tree templates implementation to reduce mypy errors by @plannigan in #1091
• Remove redefinitions related to standalone parser by @plannigan in #1115
• Added Tree.rich() method to make Tree a Rich renderable by @erezsh in #1117
• Rename lexer_state->lexer_thread, and make a few adjustments for the benefit of Lark-Cython by @erezsh in #1118
• Use isinstance() checks in expcetions match_examples() by @plannigan in #1065
• change MAXREPEAT to int by @gruebel in #1120
• Tests: Small fixes by @erezsh in #1122

New Contributors

• @gruebel made their first contribution in #1120

Full Changelog: 1.1.1...1.1.2