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Parcel v2.1.0 Release Notes

Release Date: 2022-01-05 // over 2 years ago

  • ➕ Added

    • 0️⃣ Enable transpiling node_modules by default - Details
    • Rewrite core graph data structure to be backed by SharedArrayBuffer - Details
    • Statically analyze symbols and enable deferred compilation of re-exported modules in development - Details
    • Store large blobs as separate files in the cache rather than in LMDB - Details
    • ➕ Add @parcel/optimizer-css for new work in progress CSS minifier - Details
    • ➕ Add @parcel/bundler-experimental, a much faster work in progress rewrite of Parcel's bundling algorithm - Details
    • 👌 Support href attribute in SVG <image> tags within HTML - Details
    • Throw diagnostic with code frame when loading JSON5 configs - Details

    🛠 Fixed

    • 🛠 Fix HMR behavior with CSS Modules - Details
    • 🛠 Fix HMR full page reload when not accepted - Details
    • 🛠 Fix HMR when an asset has multiple ancestries - Details
    • 🛠 Fix source maps in @parcel/transformer-typescript-tsc - Details
    • 🛠 Fix TypeScript module augmentation in @parcel/transformers-typescript-types - Details
    • 🛠 Fix TypeScript type generation when tsconfig's "incremental" option is true - Details
    • 🛠 Fix createImportSpecifier with TypeScript 4.5+ - Details
    • 🛠 Fix error on re-exported type when building TypeScript definitions - Details
    • 🛠 Fix error when displaying "does not export" errors - Details
    • 🏗 Ensure "does not export" error is shown during cached builds - Details
    • 🛠 Fix glob matching in package.json "sideEffects" field - Details
    • 🛠 Fix semver dependency version range - Details
    • Do not error on external Node builtins in libraries - Details
    • 💻 Reject browser js loader promise with Error object - Details
    • 👉 Show diagnostics for Elm compiler errors - Details
    • 🏗 Don't fail build on empty dependency attributes in HTML - Details
    • 🛠 Fix require statements with plain template literals - Details
    • ⚡️ Update lmdb-store to v2 - Details
    • ⬆️ Bump swc - Details
    • 💻 Correctly pad numbers in @parcel/hash browser polyfill - Details
    • Upstream some changes from the REPL - Details
    • 👍 Allow empty string in TOML config - Details
    • 👉 Make BundleGraph#getReferencedBundle faster - Details
    • ↪ Workaround segfault with old glibc versions on CentOS 7 - Details
    • 👉 Use modern JSX runtime when React is aliased to Preact - Details
    • 🛠 Fix React version check when dependency is a URL - Details
    • 🔀 Sync peer dependency versions when releasing Parcel - Details
    • 🛠 Fix Tailwind in SASS - Details
    • Don't run Gzip and Brotli compressors in development - Details
    • 0️⃣ Use level 9 Zlib compression by default - Details