v5.72.0

Features

• make cache warnings caused by build errors less verbose
• Allow banner to be placed as a footer with the BannerPlugin
• allow to concatenate asset modules

Bugfixes

• fix RemoteModules when using HMR (Module Federation + HMR)
• throw error when using module concatenation and cacheUnaffected
• fix in operator with nested exports

v5.71.0

Features

• choose smarter default for uniqueName when using a output.library which includes placeholders
• add support for expressions with in of a imported binding
• generate UMD code with arrow functions when possible

Bugfixes

• fix source map source names for ContextModule to be relative
• fix chunkLoading option in module module
• fix edge case where evaluateExpression returns null
• retain optional chaining in imported bindings
• include runtime code for the base URI even if not using chunk loading
• don't throw errors in persistent caching when importing node.js builtin modules via ESM
• fix crash when using lazy-once Context modules
• improve handling of context modules with multiple contexts
• fix race condition HMR chunk loading when importing chunks during HMR updating
• handle errors in runAsChild callback

v5.70.0

Features

• update node.js version constraints for ESM support
• add baseUri to entry options to configure a static base uri (the base of new URL())
• alphabetically sort exports in namespace objects when possible
• add __webpack_exports_info__.name.canMangle
• add proxy support to experiments.buildHttp
• import.meta.webpackContext as ESM alternative to require.context
• handle multiple alternative directories (e. g. due to resolve.alias or resolve.modules) when creating an context module

Bugfixes

• fix problem when assigning global to a variable
• fix crash when using experiments.outputModule and loaderContext.importModule with multiple chunks
• avoid generating progress output before the compilation has started (ProgressPlugin)
• fix handling of non-static-ESM dependencies with using TLA and HMR in the same module
• include the asset module filename in hashing
• output.clean will keep HMR assets for at least 10s to allow HMR to access them even when compilation is faster then the browser

Performance

• fix asset caching when using the BannerPlugin

Developer Experience

• improve typings

Contributing

• capture caching errors when running the test suite

v5.69.1

Revert

• revert "handle multiple alternative directories (e. g. due to resolve.alias or resolve.modules) when creating an context module"

v5.69.0

Features

• automatically switch to an ESM compatible environment when enabling ESM output mode
• handle multiple alternative directories (e. g. due to resolve.alias or resolve.modules) when creating an context module
• add util/types to node.js built-in modules
• add __webpack_exports_info__.<name>.canMangle api

Bugfixes

• fix bug in chunk graph generation which leads to modules being included in chunk desprite them being already included in parent chunks
• avoid writing more than 2GB at once during cache serialization (as workaround for node.js/libuv bug on MacOS)
• fix handling of whitespaces in semver ranges when using Module Federation
• avoid generating hashes which contain only numbers as they likely conflict with module ids
• fix resource name based placeholders for data uris
• fix cache serialization for context elements
• fix passing of stage option when instrumenting plugins for the ProfilingPlugin
• fix tracking of declarations in concatenated modules to avoid conflicts
• fix unstable mangling of exports
• fix handling of # in paths of loaders
• avoid unnecessary cache update when using experiments.buildHttp

Contributing

• update typescript and jest

Developer Experience

• expose some additional typings for usage in webpack-cli

v5.68.0

Features

• allow to disable compile time evaluation of import.meta.url
• add __webpack_module__ and __webpack_module__.id to the api

Bugfixes

• fix handling of errors thrown in async modules

v5.67.0

Features

• add 'outputPath' configuration option for resource asset modules
• support Trusted Types in eval source maps
• experiments.css
  • allow to generate only exports for css in node
  • add SyncModuleIdsPlugin to sync module ids between server and client compilation
  • add more options to the DeterministicModuleIdsPlugin to allow to generate equal ids

Developer Experience

• limit data url module name in stats printer
• allow specific description for CLI options
• improve space limiting algorithm in stats printing to show partial lists
• add null to errors in callbacks
• fix call signature types of addChunkInGroup

Bugfixes

• avoid reporting non-existant package.jsons as dependencies
• experiments.css
  • fix missing css runtime when only initial css is used
  • fix css hmr support
  • bugfixes to css modules
• fix cache serialization for CreateScriptUrlDependency
• fix data url content when processed by a loader
• fix regexp in identifiers that include |
• fix ProfilingPlugin for watch scenarios
• add layer to module names and identifiers
  • this avoid random module id changes when additional modules are added to another layer
• provide hashFunction parameter to DependencyTemplates to allow customizing it there
• fix HMR when experiments.lazyCompilation is enabled
• store url as Buffer to avoid serialization warnings
• exclude webpack-hot-middleware/client from lazy compilation

Contributing

• remove travis configuration
• improve spell checking

v5.66.0

Features

• add output.library.type: "commonjs-static" to emit a statically analyse-able commonjs module (for node.js esm interop support)
• add experiments.css (very experimental)
  • see #14893

Bugfixes

• fix CORS headers for experiments.lazyCompilation
• fix [absolute-resource-path] for SourceMap module naming
• avoid stack overflow when accessing many memory cached cache values in series

Performance

• reduce default watchOptions.aggregateTimeout to 20ms

v5.65.0

Features

• static evaluation understands undefined now
• reduce container entry code by a few chars
• use template literals when available and they make sense

Bugfixes

• handle singleton flag without requiredVersion in Module Federation
• upgrade watchpack for context time info bugfix

Performance

• improve RegExp in error message formating for non-quadratic performance

Developer Experience

• automatically insert brackets when output.globalObject contains a non-trival expression
• show error when using script type external with invalid syntax
• expose types for Resolver, StatsOptions and ResolvePluginInstance

Preparations for the future

• hashDigestLength will default to 16 in webpack 6 (experiments.futureDefaults)

v5.64.4

Bugfixes

• fix tagged template literal evaluation
• fix ModuleFederation with ESM
• fix outputModule with intial splitChunks

Performance

• upgrade watchpack for faster watcher updating
• track file and directory timestamps separately in watchpack and webpack

Developer Experience

• show origin of singleton shared module in mismatch warning