v0.10.1

Changes

• Ruby: Bundle config/**/*.yml with rubygem by @marcoroth in #1682

Commits

Full Changelog: v0.10.0...v0.10.1

v0.10.0

Herb v0.10

Ruby

• Bump Ruby minimum version to 3.2 by @marcoroth in #1654
• Analyze and resolve Action View render calls by @marcoroth in #1663
• Extract Herb#ensure_installed helper by @marcoroth in #1665

Herb

• Implement Syntax Tree Diff Engine by @marcoroth in #1518
• Introduce Herb Dev Server and @herb-tools/client by @marcoroth in #1662

Engine

• Compile-time optimizations for Action View tag helpers by @marcoroth in #1613
• Add parser_options passthrough and engine config support by @marcoroth in #1657

Config

• Add framework and template_engine options by @marcoroth in #1658
• Expose Herb::Configuration#user_config by @marcoroth in #1661

Dev Tools

• Show warnings for Compile-Time Optimization Mismatches by @marcoroth in #1660

Commits

Full Changelog: v0.9.7...v0.10.0

v0.9.7

Linter

• Fix actionview-no-silent-helper inside blocks by @markokajzer in #1642

Config

• Fix rule-level patterns for matching absolute file paths by @marcoroth in #1645

VS Code

• Upgrade @types/vscode and engine.vscode to v1.100.0 by @marcoroth in #1646

JavaScript

• Remove registry-url to allow trusted publishing to NPM by @marcoroth in #1647

Dependencies

• Bump follow-redirects from 1.15.11 to 1.16.0 by @dependabot[bot] in #1633
• Bump prettier from 3.8.1 to 3.8.3 by @dependabot[bot] in #1637
• Bump rollup from 4.60.1 to 4.60.2 by @dependabot[bot] in #1638
• Bump @vscode/vsce from 3.7.1 to 3.9.1 by @dependabot[bot] in #1639
• Bump @vitejs/plugin-vue from 6.0.5 to 6.0.6 by @dependabot[bot] in #1641
• Bump typescript from 6.0.2 to 6.0.3 by @dependabot[bot] in #1640
• Bump vitepress-plugin-group-icons from 1.7.3 to 1.7.5 by @dependabot[bot] in #1648
• Bump postcss from 8.5.8 to 8.5.10 by @dependabot[bot] in #1649
• Bump vite from 8.0.6 to 8.0.8 by @dependabot[bot] in #1652
• Bump oxlint from 1.58.0 to 1.60.0 by @dependabot[bot] in #1651

Commits

Full Changelog: v0.9.6...v0.9.7

v0.9.6

Core

• Make Node.accept() methods more defensive by @marcoroth in #1606
• Implement Action View Helper Registry by @marcoroth in #1611

Parser

• Add transform_conditionals option for postfix conditionals by @marcoroth in #1560
• Support ternaries with transform_conditionals option by @marcoroth in #1594
• Only transform Action View helpers using <%= by @marcoroth in #1609

Linter

• Add .herb.yml for linter tests by @marcoroth in #1605
• Use helper registry in action-view-utils.ts by @marcoroth in #1612

JavaScript

• Preserve Prism class names in production builds by @marcoroth in #1607
• Bump tinyglobby and picomatch by @marcoroth in 3ffa6ca

Ruby

• Don't show file count in analyze command by @marcoroth in 05a7b21

Language Server

• Report language server version on initialization by @janko in #1622

Dependencies

• Bump vite from 8.0.2 to 8.0.5 by @dependabot[bot] in #1614
• Bump @types/picomatch from 4.0.2 to 4.0.3 by @dependabot[bot] in #1627
• Bump @types/node from 25.2.2 to 25.6.0 by @dependabot[bot] in #1625
• Bump stimulus-parser from 0.3.1 to 0.3.2 by @dependabot[bot] in #1626
• Bump nx from 22.6.4 to 22.6.5 by @dependabot[bot] in #1624
• Bump @types/vscode from 1.110.0 to 1.115.0 by @dependabot[bot] in #1623

New Contributors

• @janko made their first contribution in #1622

Commits

Full Changelog: v0.9.5...v0.9.6

v0.9.5

Parser

• Wrap javascript_tag content in CDATANode by @marcoroth in #1574
• Match Rails attribute ordering for Action View helpers by @marcoroth in #1576
• Always mark Action View helper attributes as quoted by @marcoroth in #1577
• Extend ERBRenderNode to handle blocks by @marcoroth in #1583
• Introduce RubyParameterNode and support block arguments by @marcoroth in #1585
• Properly transform nested render calls by @marcoroth in #1588

Engine

• Fix compilation of CDATANodes by @marcoroth in #1575

Core

• Introduce isPrismNodeType for Prism node type checks by @marcoroth in #1582

Language Server

• Restrict rewrite code actions to open tag range by @marcoroth in #1592

Formatter

• Fix trailing whitespace in <pre> with inline child elements by @hakanensari in #1571

Linter

• Allow Turbo helpers in erb-no-unused-expressions by @marcoroth in #1586
• Don't flag render block locals in erb-no-unused-expressions by @marcoroth in #1587
• Fix --upgrade to not use parallel processing by @marcoroth in #1589

Config

• Use dynamic import for tinyglobby by @marcoroth in #1591
• Prefer .herb.yml over soft project indicators by @marcoroth in #1602

Dependencies

• Bump lodash-es from 4.17.23 to 4.18.1 by @dependabot[bot] in #1579
• Bump lodash from 4.17.23 to 4.18.1 by @dependabot[bot] in #1581
• Bump oxlint from 1.57.0 to 1.58.0 by @dependabot[bot] in #1596
• Bump rollup from 4.60.0 to 4.60.1 by @dependabot[bot] in #1599
• Bump esbuild from 0.27.7 to 0.28.0 by @dependabot[bot] in #1601
• Bump playwright from 1.58.2 to 1.59.1 by @dependabot[bot] in #1598
• Bump node-addon-api from 8.6.0 to 8.7.0 by @dependabot[bot] in #1597
• Bump nx from 22.6.3 to 22.6.4 by @dependabot[bot] in #1600

New Contributors

• @hakanensari made their first contribution in #1571

Commits

Full Changelog: v0.9.4...v0.9.5

v0.9.4

Parser

• Allow analyzing <%%= and <%% tags by @marcoroth in #1562
• Handle anonymous ** in strict locals by @marcoroth in #1567

Engine

• Introduce GeneratorTemplateError by @marcoroth in #1558
• Fix leading whitespace before inline control tags after trimmed code lines by @joelhawksley in #1553
• Fix right-trim on expression block opening tags by @joelhawksley in #1554

Linter

New Linter Rules

• Implement erb-prefer-direct-output rule by @marcoroth in #1543

Updates Rules

• Fix erb-no-unused-literals to handle all assignments by @marcoroth in #1549
• Skip attribute values in html-no-unescaped-entities by @marcoroth in #1550
• Allow content_for and provide in erb-no-unused-expressions by @marcoroth in #1559
• Allow return/break/next in erb-no-unused-literals by @marcoroth in #1565
• Respect SVG and MathML in html-no-unknown-tag by @marcoroth in #1568

Formatter

• Don't produce indented lines with only whitespace by @marcoroth in #1552
• Keep herb:disable on same line by @marcoroth in #1557

Config

• New rules should be a enabled without a version key by @marcoroth in #1544

Commits

Full Changelog: v0.9.3...v0.9.4

v0.9.3

New Packages

• Implement @herb-tools/language-service package by @marcoroth in #1446

Engine

• Allow tag.attributes in SecurityValidator by @marcoroth in #1483
• Strip whitespace between consecutive end tags after expression blocks by @joelhawksley in #1492
• Fix whitespace not trimmed between -%> and indented control tag by @joelhawksley in #1493
• Preserve leading whitespace before control tags with inline content by @joelhawksley in #1495

Parser

• Introduce ERBStrictLocalsNode by @marcoroth in #1424
• Don't search for Action View Tag Helpers recursively by @marcoroth in #1431
• Support kwarg shorthand for Action View Helper attributes by @marcoroth in #1433
• Treat javascript_tag content as foreign content by @marcoroth in #1434
• Add dot_notation_tags parser option by @marcoroth in #1436
• Detect image_tag Action View helper by @marcoroth in #1437
• Transform Action View tag helpers inside control flow blocks by @marcoroth in #1447
• Improve attribute locations for Action View helpers by @marcoroth in #1451
• Properly resolve nonce: true for javascript_tag by @marcoroth in #1452
• Introduce VoidElementContentError by @marcoroth in #1454
• Support tag.attributes Action View helper by @marcoroth in #1461
• Handle more Action View helpers transformations cases by @marcoroth in #1465
• Fix infinite loop when parsing unclosed ERB tags by @marcoroth in #1482
• Allow rescue, else and ensure on ERBBlockNode by @marcoroth in #1490
• Handle dynamic content for tag Action View Helper by @marcoroth in #1491
• Transform postfix conditionals with Action View helpers by @marcoroth in #1494
• Fix parsing of angle brackets and quotes inside attribute values by @marcoroth in #1509
• Properly handle javascript_include_tag path options by @marcoroth in #1496
• Properly handle image_tag path options by @marcoroth in #1497
• Properly handle attribute splats in Action View Helpers by @marcoroth in #1499

Linter

• Introduce version gated linter rules by @marcoroth in #1453
• Add ElementStackVisitor and migrate rules by @marcoroth in #1527
• Add mode for CLI/Editor severity config by @marcoroth in #1532

Linter Rules

New Rules

• Implement html-require-script-nonce rule by @markokajzer in #1384
• Implement actionview-no-void-element-content rule by @marcoroth in #1456
• Implement source-indentation rule by @markokajzer in #1444
• Implement actionview-strict-locals-first-line rule by @marcoroth in #1440
• Implement actionview-strict-locals-partial-only rule by @marcoroth in #1463
• Implement actionview-no-unnecessary-tag-attributes rule by @marcoroth in #1479
• Implement a11y-no-autofocus-attribute rule by @markokajzer in #1487
• Implement html-no-unknown-tag rule by @marcoroth in #1510
• Implement html-no-unescaped-entities rule by @marcoroth in #1511
• Implement a11y-no-accesskey-attribute rule by @markokajzer in #1520
• Implement erb-no-unused-literals rule by @markokajzer in #1528
• Implement a11y-no-aria-unsupported-elements rule by @markokajzer in #1517
• Implement erb-no-debug-output rule by @marcoroth in #1529
• Implement erb-no-unused-expressions rule by @marcoroth in #1531

Updated Rules

• Rework strict locals linter rules with new node by @marcoroth in #1430
• Make html-no-self-closing Action View Helper aware by @marcoroth in #1432
• Make html-img-require-alt Action View helper aware by @marcoroth in #1438
• Make erb-no-javascript-tag-helper Action View helper aware by @markokajzer in #1442
• Make html-no-duplicate-attributes Action View Helpers aware by @marcoroth in #1449
• Make html-no-duplicate-ids Action View Helpers aware by @marcoroth in #1448
• Implement actionview-no-unnecessary-tag-attributes autofix by @marcoroth in #1480
• Make no-output-in-attribute-position tag.attributes aware by @marcoroth in #1481
• Improve no-void-element-content to detect void blocks by @marcoroth in #1513
• Don't flag <%%= in actionview-no-silent-helper by @marcoroth in #1534
• Fix erb-no-unused-literals false positives by @marcoroth in #1538

Linter CLI

• Improve --upgrade to only disable rules with offenses by @marcoroth in #1484
• Implement --disable-failing by @marcoroth in #1485
• Add rule summary by status by @marcoroth in #1486
• Improve fixable offenses label by @marcoroth in #1498

Language Server

• Improve Hover Provider to show shallow rewrite by @marcoroth in #1460
• Add hover support for HTML character references by @marcoroth in #1512

libherb

• Fix hb_string_T compiler warnings by @marcoroth in #1427
• Reorganize src/ directory by @marcoroth in #1439

Ruby

• Introduce enforce_actionview_erubi_equality test helper by @marcoroth in #1504
• Implement Visitor#visit_node and #visit_erb_node by @marcoroth in #1530

Ruby CLI

• Add --action-view-helpers flag for Action View Helpers by @marcoroth in #1428
• Add --trim flag for Engine by @marcoroth in #1503

Playground

• Allow to collapse/expand nodes in syntax tree by @marcoroth in #1450
• Add ActionView → HTML rewriter tab by @marcoroth in #1457
• Add Autofix Unsafe button by @marcoroth in #1516

Documentation/Internal

• Upgrade to TypeScript 6.0 by @marcoroth in #1472
• Add erblint-github to inspiration section by @markokajzer in #1455
• Automatically label a11y PRs by @markokajzer in #1526
• Remove eslint setup in vscode/ by @marcoroth in #1478

Dependencies

• Bump flatted from 3.3.3 to 3.4.2 by @dependabot[bot] in #1443
• Bump rollup from 4.59.0 to 4.60.0 by @dependabot[bot] in #1470
• Bump nx from 22.5.4 to 22.6.1 by @dependabot[bot] in #1467
• Bump vitepress from 2.0.0-alpha.16 to 2.0.0-alpha.17 by @dependabot[bot] in #1466
• Bump @jothepro/doxygen-awesome-css from v2.4.1 to v2.4.2 by @dependabot[bot] in #1475
• Bump vite from 7.3.1 to 8.0.2 by @dependabot[bot] in #1477
• Bump esbuild from 0.27.3 to 0.27.4 by @dependabot[bot] in #1476
• Bump picomatch from 4.0.3 to 4.0.4 by @dependabot[bot] in #1502
• Bump path-to-regexp from 8.2.0 to 8.4.0 by @dependabot[bot] in #1519
• Bump dedent from 1.7.1 to 1.7.2 by @dependabot[bot] in #1522
• Bump yaml from 2.8.2 to 2.8.3 by @dependabot[bot] in #1524
• Bump oxlint from 1.56.0 to 1.57.0 by @dependabot[bot] in #1525
• Bump vitepress-plugin-group-icons from 1.7.1 to 1.7.3 by @dependabot[bot] in #1521
• Bump nx from 22.6.1 to 22.6.3 by @dependabot[bot] in #1523

Commits

Full Changelog: v0.9.2...v0.9.3

v0.9.2

Parser

• Detect javascript_tag and javascript_include_tag helpers by @marcoroth in #1374

Engine

• Delegate context-aware expressions to overridable engine methods by @marcoroth in #1421

Dev Tools

• Allow overlay hint to be customized by ReActionView by @marcoroth in #1420

libherb

• Fix O(n) linked list walk in hb_arena_append_page() by @timkaechele and @citizen428 in #1380

Commits

Full Changelog: v0.9.1...v0.9.2

v0.9.1

Parser

• Support Action View tag helpers with inline blocks by @marcoroth in #1404
• Fix Action View Helpers with positional arguments and block by @marcoroth in #1406

Engine

• Make sure validate_ruby also works on older Rubies by @marcoroth in #1411
• Delegate add_expression_block for Erubi compatibility by @marcoroth in #1417

Linter

• Warn about j() in erb-no-unsafe-script-interpolation by @marcoroth in #1407
• Allow more types for html-allowed-script-type rule by @marcoroth in #1413
• Support more cases for erb-no-duplicate-branch-elements by @marcoroth in #1415
• Re-export linter rule utils from core by @marcoroth in #1416

Linter Rules

New Rules

• Implement actionview-no-silent-render rule by @marcoroth in #1402
• Implement erb-no-silent-statement rule by @marcoroth in #1403
• Implement erb-no-empty-control-flow rule by @marcoroth in #1412

VS Code / Cursor

• Don't register Toggle Comment as global shortcut by @marcoroth in #1409

Dependencies

• Bump undici from 7.18.2 to 7.24.1 by @dependabot in #1378
• Bump nx from 22.4.4 to 22.5.4 by @dependabot in #1397
• Bump @rollup/plugin-commonjs from 29.0.0 to 29.0.2 by @dependabot in #1398
• Bump @types/vscode from 1.109.0 to 1.110.0 by @dependabot in #1399

Commits

Full Changelog: v0.9.0...v0.9.1

v0.9.0

Herb v0.9

Check out the "What's new in Herb v0.9" post on the Herb Blog.

Core

• Fix TS2304: Cannot find name 'TextDecoder' error by @marcoroth in #1175
• Types: Add discriminated union support across language bindings by @marcoroth in #1154
• Implement lex_file and parse_file in language bindings by @marcoroth in #1325
• Expose Herb.parse_puby to parse Ruby with Prism by @marcoroth in #1353

Parser

• Fix ERB control flow tags in attribute positions by @marcoroth in #873
• Add analyze option to parser_options_T by @citizen428 in #1144
• Introduce HTMLConditionalElementNode by @marcoroth in #1146
• Make parser_options parameter const in herb_parse by @citizen428 in #1151
• Introduce HTMLConditionalOpenTagNode by @marcoroth in #1153
• Handle invalid HTML comment closing tag --!> by @marcoroth in #1156
• Improve error recovery for unclosed open tags and unterminated quotes by @marcoroth in #1169
• Add strict option to parser_options by @marcoroth in #1171
• Improve error recovery for ERB tags by @marcoroth in #1170
• Introduce HTMLOmittedCloseTagNode and OmittedClosingTagError by @marcoroth in #1173
• Introduce MissingAttributeValueError for empty attribute values by @marcoroth in #1182
• Mention strict: false in OmittedClosingTagError message by @marcoroth in #1189
• Don't treat backslash as escape character in attribute values by @marcoroth in #1213
• Fix regressions in analyzing conditional open tags by @marcoroth in #1208
• Store parser options on ParseResult by @marcoroth in #1190
• Introduce UnclosedCloseTagError by @marcoroth in #1216
• Improve ERB case node and end tag matching by @marcoroth in #1237
• Fix ConditionalElementMultipleTagsError on valid templates by @marcoroth in #1240
• Fix lambda block detection by @marcoroth in #1250
• Introduce StrayERBClosingTagError by @marcoroth in #1256
• Friendly token names in Unexpected Token error messages by @marcoroth in #194
• Allow inline case/when and case/in in strict mode by @marcoroth in #1263
• Rename source to element_source for HTMLElementNode by @marcoroth in #1331
• Analyze and transform Action View helpers by @marcoroth in #1347
• Expose Prism Nodes in Herb Syntax Tree by @marcoroth in #1350
• Detect turbo_frame_tag helper by @marcoroth in #1354

Engine

• Turn on strict by default by @marcoroth in #1184
• Fix ERB expression compilation when code contains a heredoc by @pinzonjulian in #1206
• Ensure Engine produces valid Ruby in test suite by @marcoroth in #1207
• Ensure assert_evaluated_snapshot produces valid Ruby in tests by @marcoroth in #1209
• Fix newline handling after heredoc terminators by @marcoroth in #1246
• Add support for disabling debug spans in ERBBlockNode via comments by @kozy4324 in #977
• <%= -%> does not trim trailing newline by @joelhawksley in #1361
• Inline comments on <% end %> on output blocks produce invalid Ruby by @joelhawksley in #1363
• Whitespace stripped between HTML closing tag and ERB control tag by @joelhawksley in #1366

Formatter

• Make sure herb-format respects .herb.yml by @marcoroth in #1185
• Don't collapse multiple ERB expressions in block elements by @marcoroth in #1214
• Add expectFormattedToMatch test helper by @marcoroth in #1215
• Fix infinite loop when rendering multiple groups of adjacent inline elements by @ydah in #1008
• Fix ERB text flow formatting to keep adjacent inline elements together by @ydah in #1010
• Fix punctuation separating from ERB tags in mixed content by @marcoroth in #1266
• Extract Text Flow Engine by @marcoroth in #1267
• Extract Attribute Renderer by @marcoroth in #1269
• Extract Spacing Analyzer and Comment Helpers by @marcoroth in #1270
• Fix adjacent ERB tags in ERB block by @marcoroth in #1278
• Preserve user newlines in block elements with mixed content by @marcoroth in #1279
• Preserve content in white-space significant elements by @marcoroth in #1280
• Refactor Format Printer using withInlineMode by @marcoroth in #1285
• Preserve user newlines for block elements with ERB children by @marcoroth in #1295
• Preserve user newlines for inline elements by @marcoroth in #1305

Linter

• Fix html-no-empty-headings to detect non-output ERB by @marcoroth in #1162
• Update html-anchor-require-href with erblint-github insights by @marcoroth in #1228
• Link Linter rule IDs to docs in CLI output by @marcoroth in #1241
• Improve colors in Linter CLI output by @marcoroth in #1242
• Link file paths in Linter CLI output by @marcoroth in #1243
• Make RuleClass().name static by @citizen428 in #1268
• Fix false positive for dynamic IDs across separate ERB blocks by @marcoroth in #1299
• Access rule type from class instead of instance by @marcoroth in #1298
• Accessibility rules should be warnings, not errors by @joelhawksley in #1066
• Improve html-img-require-alt rule by @marcoroth in #1311
• Move path to CLI-only bundle by @marcoroth in #1352
• Make html-anchor-require-href Action View Helper aware by @marcoroth in #1367
• CLI: Implement a Linter Worker to parallelize file processing by @marcoroth in #1371

Linter Rules

New Rules

• Implement erb-no-conditional-html-element rule by @marcoroth in #1150
• Implement html-no-aria-hidden-on-body rule by @marcoroth in #1163
• Implement html-no-abstract-roles rule by @marcoroth in #1164
• Implement erb-no-trailing-whitespace rule by @markokajzer in #1168
• Implement erb-no-conditional-open-tag rule by @markokajzer in #1200
• Implement html-allowed-script-type rule by @markokajzer in #1201
• Implement html-require-closing-tags rule by @markokajzer in #1199
• Implement turbo-permanent-require-id rule by @pardeyke in #1229
• Implement erb-no-inline-case-conditions rule by @marcoroth in #1265
• Implement erb-no-interpolated-class-names rule by @marcoroth in #1283
• Implement erb-no-duplicate-branch-elements rule by @marcoroth in #1301
• Implement erb-no-then-in-control-flow rule by @marcoroth in #1309
• Implement erb-no-statement-in-script rule by @marcoroth in #1330
• Implement erb-no-javascript-tag-helper rule by @marcoroth in #1330
• Implement erb-no-unsafe-script-interpolation rule by @marcoroth in #1330
• Implement erb-no-raw-output-in-attribute-value rule by @marcoroth in #1330
• Implement erb-no-unsafe-raw rule by @marcoroth in #1330
• Implement erb-no-unsafe-js-attribute rule by @marcoroth in https://github.com/marcoroth/herb/pull/...