rolldown 1.2.16

v1.2.16

on Node.js NPM

[1.2.16] - 2026-10-29

🚀 Features

• perf-kit: check rendered output against the original build (#11140) by @IWANABETHATGUY
• perf-kit: node/deno server startup mode (#10601) by @IWANABETHATGUY
• perf-kit: browser page-load perf harness for coding agents (#10365) by @IWANABETHATGUY
• devtools: report mode - agent-readable build metrics report (#10364) by @IWANABETHATGUY
• inline-common-chunks: print record factories parenthesized so they compile eagerly (#11282) by @mattlewis92
• fold 'key' in ns on namespace imports with statically known exports (#11333) by @danielroe
• inline-common-chunks: inline chunks using import.meta.hot in dev mode (#11339) by @hyfdev
• support experimentalInlineCommonChunks in dev mode (#11335) by @hyfdev
• use INVALID_TLA_FORMAT error for Rollup compatibility (#11266) by @sapphi-red

🐛 Bug Fixes

• await bundle.close() in loadConfig and clean up every generated config file (#10347) by @Brooooooklyn
• deps: update mimalloc-safe to 0.1.69 (#11376) by @shulaoda
• transform: don't crash when the working directory has been deleted (#11352) by @shulaoda
• import-glob: follow directory symlinks on the wasm binding (#10624) by @hyfdev
• tree-shaking: preserve exported rest bindings from dynamic imports (#11365) by @shuvroroy
• transform: report tsconfigFilePaths for a tsconfig resolved through TsconfigCache (#11346) by @cainrus
• tsconfig: don't apply tsconfig when resolving imports from virtual modules (#11089) by @rubas
• code-splitting: handle emitted entries the same as input entries when placing the runtime (#11353) by @IWANABETHATGUY
• error: make Diagnostic::add_file idempotent (#10610) by @Nic-Polumeyv
• avoid retaining callable builtin callback owners (#10961) by @IWANABETHATGUY
• code-splitting: only host the runtime in a chunk that every consumer's entries load (#11293) by @IWANABETHATGUY
• code-splitting: keep the source order of chunk imports (#11298) by @IWANABETHATGUY
• dev: don't treat a wrapped module's init as a no-op in dev mode (#11334) by @hyfdev
• treat cwd as a literal path in relative glob filters (#11291) by @onmax
• deps: update emnapi to 2.0.0-beta.2 and pin @napi-rs/wasm-runtime to 1.2.6 (#11292) by @IWANABETHATGUY
• chunk-import-map: hash stable module ids so keys don't depend on the build folder (#11277) by @mandyheg
• respect CPU limits when sizing native runtime workers (#11280) by @Brooooooklyn
• deconflict the namespace of a module without module syntax (#11256) by @IWANABETHATGUY
• code-splitting: rebuild an absorbed dynamic entry's namespace from what its imports read (#11200) by @mattlewis92
• escape line terminators in debug-info comments (#11258) by @IWANABETHATGUY

🚜 Refactor

• extract callable builtin hook wrapper (#10964) by @IWANABETHATGUY

📚 Documentation

• add an in-depth explanation for inline common chunks (#11239) by @hyfdev

⚡ Performance

• incremental cycle check for avoidRedundantChunkLoads (#11320) by @IWANABETHATGUY
• avoid copying module code for renderedLength and share chunk.code across plugins (#11342) by @IWANABETHATGUY
• count UTF-16 lengths with simd-utf16-len (#11259) by @IWANABETHATGUY
• don't load consola when importing rolldown (#11257) by @magurotuna

🧪 Testing

• dev: cover hot updates that need modules the tab never received (#9647) by @matthewdavis-oai
• dev: add dynamic import rebuild test (#7123) by @sapphi-red
• code-splitting: import file URLs in fresh-process runtime host tests on Windows (#11354) by @shulaoda
• esbuild: mark loader_data_url_base64_invalid_utf8 as an intentional difference (#10790) by @CoderSerio
• watch: fix flaky watch buildDelay (#11175) by @Brooooooklyn

⚙️ Miscellaneous Tasks

• install cmake-core instead of the cmake metapackage on FreeBSD (#11361) by @shulaoda
• deps: update oxc to 0.156.0 (#11326) by @Dunqing
• stop the Discord notification when the metric workflow fails (#11357) by @IWANABETHATGUY
• connect to the Void platform before the docs deploy (#11350) by @shulaoda
• deps: update rust crates (#11297) by @renovate[bot]
• deps: update dependency vite-plus to v1.4.0 (#11288) by @renovate[bot]
• deps: update npm packages (#11296) by @renovate[bot]
• deps: update napi (#11287) by @renovate[bot]
• deps: update rollup submodule for tests to v4.65.1 (#11331) by @rolldown-guard[bot]
• deps: update test262 submodule for tests (#11332) by @rolldown-guard[bot]
• deps: update dependency rolldown-plugin-dts to v0.28.8 (#11286) by @renovate[bot]
• deps: bump tokio to 1.53.3 (#11317) by @Brooooooklyn

❤️ New Contributors

• @mattlewis92 made their first contribution in #11282
• @shuvroroy made their first contribution in #11365
• @cainrus made their first contribution in #11346
• @matthewdavis-oai made their first contribution in #9647
• @rubas made their first contribution in #11089
• @danielroe made their first contribution in #11333
• @onmax made their first contribution in #11291
• @mandyheg made their first contribution in #11277
• @magurotuna made their first contribution in #11257

Co-authored-by: shulaoda 165626830+shulaoda@users.noreply.github.com