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webpack v5.0.0-alpha.21 Release Notes

Release Date: 2019-08-22 // over 4 years ago

  • 🚀 (based on 4.39.2)

    🔋 Features

    • ⬆️ Upgrade to acorn 7
    • Persistent Caching
      • track dependencies while resolving build dependencies to snapshot them
      • when build dependencies resolving snapshot is invalid, re-resolve build dependencies to see if something changed
      • new option cache.immutablePaths, similar to cache.managedPaths but assumes that existing content of this folder never changes. Defaults to yarn cache when PnP is used.
      • cache.cacheDirectory defaults to node_modules/.cache/webpack when package.json exists somewhere above cwd, .pnp/.cache/webpack when .pnp.js exists, .cache/webpack otherwise.
    • add __webpack_exports_info__ module API

    🛠 Bugfixes

    • 🛠 fix a bug where external default imports in concatenated modules where incorrectly generated
    • 👌 improve usage/provision info for nested exports

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