feat: allow to configureexperimental#attachDebugInfo: 'none' to disable generating #region comments#4918
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hyf0 merged 3 commits intorolldown:mainfrom Jun 11, 2025
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TheAlexLichter
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attachDebugData
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hyf0
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experimental#attachDebugInfo: 'none' disable generating #region comments
hyf0
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experimental#attachDebugInfo: 'none' disable generating #region commentsexperimental#attachDebugInfo: 'none' to disable generating #region comments
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## [1.0.0-beta.16] - 2025-06-15 ### 🚀 Features - rolldown: feat(rolldown): oxc v0.73.0 by @Boshen in [#4948](#4948) - types: feat(types): generate HMR runtime types by @sapphi-red in [#4928](#4928) - rolldown_plugin_build_import_analysis: feat(rolldown_plugin_build_import_analysis): align with rolldown-vite by @shulaoda in [#4931](#4931) - feat: allow to configure`experimental#attachDebugInfo: 'none'` to disable generating `#region` comments by @TheAlexLichter in [#4918](#4918) ### 🐛 Bug Fixes - fix: deduplicate entry point by @IWANABETHATGUY in [#4956](#4956) - fix: diagnostic message on minified code is too long to be readable by @IWANABETHATGUY in [#4950](#4950) - fix: deduplicated entry points when have same `id`, `name`, and `filename` by @IWANABETHATGUY in [#4947](#4947) - fix: unbundle does not work with outExtensions by @IWANABETHATGUY in [#4945](#4945) - types: fix(types): remove `undefined` from return type of `generateHmrPatch` and `hmrInvalidate` by @sapphi-red in [#4943](#4943) - fix: handle error in `hmrInvalidate` by @sapphi-red in [#4942](#4942) - rolldown_plugin_build_import_analysis: fix(rolldown_plugin_build_import_analysis): preload helper is imported even if it’s not needed by @shulaoda in [#4936](#4936) - hmr: fix(hmr): avoid panic after syntax error by @sapphi-red in [#4898](#4898) - strictExecutionOrder: fix(strictExecutionOrder): ensure initialization chain of entry exports by @hyf0 in [#4933](#4933) - fix: should not panic when meet a syntax error in watch mode. by @IWANABETHATGUY in [#4926](#4926) - fix: regression, id filter normalization for windows is not working by @IWANABETHATGUY in [#4922](#4922) - rolldown_plugin_json: fix(rolldown_plugin_json): incorrect default JSON export by @shulaoda in [#4924](#4924) ### 🚜 Refactor - refactor: avoid unnecessary collect by @IWANABETHATGUY in [#4949](#4949) - refactor: get normalized options via binding by @IWANABETHATGUY in [#4938](#4938) - refactor: include DevRuntime base class even if custom HMR implementation is passed by @sapphi-red in [#4929](#4929) ### 📚 Documentation - docs: clarify minifier state by @TheAlexLichter in [#4953](#4953) - docs: drafting code splitting by @hyf0 in [#4951](#4951) - docs: add link to repl by @sxzz in [#4917](#4917) - pluginutils: docs(pluginutils): add example to simple filter functions by @sapphi-red in [#4915](#4915) ### 🧪 Testing - test: add testcase for normalized output options by @IWANABETHATGUY in [#4939](#4939) - hmr: test(hmr): enable `expectExecuted` for `generatePatchError` test by @sapphi-red in [#4937](#4937) - test: evaluate hmr tests in node by @sapphi-red in [#4930](#4930) - test: add "non used export" hmr test by @sapphi-red in [#4900](#4900) - test: enable expectExecuted in HMR tests by @sapphi-red in [#4927](#4927) ### ⚙️ Miscellaneous Tasks - deps: chore(deps): lock file maintenance npm packages by @renovate[bot] in [#4866](#4866) - infra: chore(infra): remove comments related to `cspell` by @shulaoda in [#4940](#4940) - ci: remove cargo bench test by @IWANABETHATGUY in [#4925](#4925)
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Description
This PR changes the signature of
experimental.attachDebugDataand the behavior.Instead of a boolean, it now accepts a string:
none- Don't print any debug information (including region comments)simple(defaulting to if none given) - Print region comments. This wasfalsebefore.full- Print region comments and info about chunking. This wastruebefore.Related PR: #4861
TODO: