Update dependency rollup to v2.51.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	2.30.0 -> 2.51.0

---

Release Notes

rollup/rollup

v2.51.0

Compare Source

2021-06-06

Features

• Add a helper for IntelliSense support in config files (#​4127)

Bug Fixes

• Improve performance when generating source maps (#​4122)

Pull Requests

• #​4122: User Map to optimize performance (@​izevo)
• #​4127: Export defineConfig defines the auxiliary function of the configuration (@​rxliuli)

v2.50.6

Compare Source

2021-06-03

Bug Fixes

• Do not consider the object spread operator as side effect when propertyReadSideEffects are false (#​4119)
• Detect side effects when returning thenables from async arrow functions (#​4120)

Pull Requests

• #​4119: Respect propertyReadSideEffects in spread elements (@​lukastaegert)
• #​4120: Detect async arrow thenable side effects (@​lukastaegert)

v2.50.5

Compare Source

2021-05-30

Bug Fixes

• Detect side effects when accessing thenables (#​4115)

Pull Requests

• #​4114: use colorette instead of turbocolor (@​ryuever)
• #​4115: Tracks side effects of thenables (@​lukastaegert)

v2.50.4

Compare Source

2021-05-29

Bug Fixes

• Fix a situation where tree-shaking would stop including nodes prematurely (#​4111)
• Track mutations and accessor side effects when using __proto__ in an object literal (#​4112)
• Check for getter effects when spreading an object (#​4113)

Pull Requests

• #​4111: Always request a new tree-shaking pass when deoptimizations of a node are first included (@​lukastaegert)
• #​4112: Actually set the prototype when using a proto property (@​lukastaegert)
• #​4113: Track access side effects when using object spread operator (@​lukastaegert)

v2.50.3

Compare Source

2021-05-28

Bug Fixes

• Wrap parentheses around leading elements in simplified sequence expressions if this would otherwise lead to invalid code (#​4110)
• Do not associate block soped variables in catch clauses with the clause parameter (#​4108)
• Do not associate hoisted variables in catch clauses with outside variables if they match the parameter (#​4108)
• Use correct "this" context for tagged template literal member expressions in simplified sequences (#​4110)

Pull Requests

• #​4108: Correctly handle catch declarations (@​lukastaegert)
• #​4110: Invalid sequence expression simplification (@​lukastaegert)

v2.50.2

Compare Source

2021-05-27

Bug Fixes

• Avoid unnecessary side effects when using methods like .filter and .map (#​4103)
• Avoid crash when a module with moduleSideEffects no-treeshake imports a tree-shaken module (#​4104)

Pull Requests

• #​4103: Do not track side-effect-free array methods as side effects (@​lukastaegert)
• #​4104: Fix crash when using inlineDynamicImports with no-treeshake (@​lukastaegert)

v2.50.1

Compare Source

2021-05-26

Bug Fixes

• Do not associate pure annotations in simplified expressions with wrong elements (#​4095)
• Prevent invalid code when simplified conditionals start with an IIFE function expression (#​4099)

Pull Requests

• #​4095: Correctly associate pure annotations and remove invalid ones (@​lukastaegert)
• #​4099: Wrap leading function expression iifes in conditionals (@​lukastaegert)

v2.50.0

Compare Source

2021-05-25

Features

• Only include last elements of comma expressions if they are used or have side effects (#​4087)

Bug Fixes

• Prevent a crash that could occur when calling object methods (#​4091)

Pull Requests

• #​4085: Switch to ESLint (@​lukastaegert)
• #​4087: Drop unused last sequence element (@​lukastaegert)
• #​4091: Prevent crash for recursive "this" deoptimization (@​lukastaegert)

v2.49.0

Compare Source

2021-05-23

Features

• Detect side-effect-free static class methods and properties (#​4018)
• Detect side-effect-free array elements (#​4018)
• Do not apply deoptimizations from dead code (#​4018)

Bug Fixes

• Handle side effect detection for getters and setters added in untracked code (#​4018)
• Track "this" mutations for methods, getters and setters (#​4018)

Pull Requests

• #​4018: Class method effects (@​marijnh and @​lukastaegert)

v2.48.0

Compare Source

2021-05-15

Features

• Add replacement to conditionally insert asset extensions in entryFileNames when preserving modules (#​4077)

Bug Fixes

• Fix crash when dynamically assigning to namespace members (#​4070)
• Do not associate pure annotations in front of a semi-colon or comma with succeeding code (#​4068)

Pull Requests

• #​4068: ignore invalid trailing pure annotations (@​kzc)
• #​4070: undefined deoptimizePath when the first element is empty string (@​si3nloong)
• #​4071: add node.js v16 support (@​dnalborczyk)
• #​4077: Add assetExtname replacement in entryFileNames (@​BPScott)
• #​4080: Added Rollup logo in README.md (@​priyanshurav)
• #​4081: fix comment regarding invalid annotation handling (@​kzc)

v2.47.0

Compare Source

2021-05-04

Features

• Warn about ambiguous imports from combined external namespace reexports (#​4064)
• In case of combined namespace reexports, always prefer local exports over external namespaces (#​4064)
• Treat conflicting names in local namespace reexports as undefined (#​4064)

Pull Requests

• #​4064: Prefer locally defined exports and reexports over external namespaces (@​lukastaegert)

v2.46.0

Compare Source

2021-04-29

Features

• Add option to disable file name sanitation (#​4058)
• Add information about importers to unused external import warning (#​4054)

Pull Requests

• #​4042: Use Github actions only (@​lukastaegert)
• #​4045: Fix REPL artefact branch reference (@​lukastaegert)
• #​4046: Use codecov action for coverage (@​lukastaegert)
• #​4054: Add to UNUSED_EXTERNAL_IMPORT warning information about the origin of the problem (@​cawa-93)
• #​4058: Add sanitizeFileName option (@​guybedford)

v2.45.2

Compare Source

2021-04-13

Bug Fixes

• Do not user a dynamic entry file name for naming a manual chunk (#​4040)

Pull Requests

• #​4040: Prioritize manual chunk name over dynamic entry id (@​lukastaegert)

v2.45.1

Compare Source

2021-04-10

Bug Fixes

• Handle falsy return values from async plugin options hooks (#​4039)

Pull Requests

• #​4039: Do not fail when returning null or undefined from an async options hook (@​lukastaegert)

v2.45.0

Compare Source

2021-04-09

Features

• Support private class instance methods and accessors (#​4034)

Pull Requests

• #​4034: feat: add support for private class methods (@​dnalborczyk)

v2.44.0

Compare Source

2021-03-29

Features

• Add a new option makeAbsoluteExternalsRelative to opt out of renormalizing absolute external ids to relative ids (#​4021)
• Extend the resolveId plugin hook to allow forcing or preventing renormalization of absolute external ids (#​4021)
• Make the rendered code of individual modules available in the generated bundle (#​4028)

Bug Fixes

• Handle objects with __proto__ properties correctly (#​4019)

Pull Requests

• #​4019: Deoptimize ObjectExpression when a __proto__ property is present (@​marijnh)
• #​4021: Improve absolute path handling (@​lukastaegert)
• #​4026: chore: fix vscode launch config (change tdd to bdd) (@​jameslahm)
• #​4027: Post comment for PRs from forks (@​lukastaegert)
• #​4028: Expose rendered module code to generateBundle hook (@​btd)

v2.43.1

Compare Source

2021-03-28

Bug Fixes

• Prevent infinite recursions in certain scenarios when calling object properties (#​4025)

Pull Requests

• #​4025: Handle recursive this mutation detection (@​lukastaegert)

v2.43.0

Compare Source

2021-03-27

Features

• Track side effects of function properties in objects for better tree-shaking (#​4011)

Pull Requests

• #​4011: Disable pessimistic object deoptimization for calls when the called function doesn't ref this (@​marijnh)
• #​4012: fix sourcemap reference in docs (@​tjenkinson)
• #​4015: Use SIGTERM instead of SIGINT to kill test child processes in tests (@​marijnh)

v2.42.4

Compare Source

2021-03-24

Bug Fixes

• Do not discard plugin return values when using perf option (#​4010)

Pull Requests

• #​4010: Return hook result inside promise with async timer end (@​SuperOleg39)

v2.42.3

Compare Source

2021-03-22

Bug Fixes

• Do not ignore #__PURE__ comments in front of optional chaining expressions (#​4007)

Pull Requests

• #​4007: Tree-shake pure call expressions with optional chaining (@​lukastaegert)

v2.42.2

Compare Source

2021-03-22

Bug Fixes

• Use correct import.meta.url in relative imports from transpiled config files (#​4005)

Pull Requests

• #​4005: Use correct import.meta.url in config files (@​lukastaegert)

v2.42.1

Compare Source

2021-03-20

Bug Fixes

• Do not produce unhandled Promise rejections when plugins throw while using the perf option (#​4004)

Pull Requests

• #​4004: Fixed unhandled promise rejections (@​gluck)

v2.42.0

Compare Source

2021-03-19

Features

• Prevent infinite loops when several plugins are using this.resolve in their resolveId hook (#​4000)

Pull Requests

• #​4000: Break infinite loops in this.resolve (@​lukastaegert)

v2.41.5

Compare Source

2021-03-18

Bug Fixes

• Make sure unused property accesses of external namespaces can be tree-shaken (#​4001)

Pull Requests

• #​4001: Do not count accessing members of an external namespace as side-effects (@​lukastaegert)

v2.41.4

Compare Source

2021-03-16

Bug Fixes

• Do not replace external namespace imports with individual named imports to avoid changing behaviour with regard to missing exports (#​3999)

Pull Requests

• #​3999: Allow to safely probe external namespaces (@​lukastaegert)

v2.41.3

Compare Source

2021-03-16

Bug Fixes

• Always retain arguments passed to empty object pattern parameters (#​3998)

Pull Requests

• #​3998: Do not create invalid code if a function argument is an empty object pattern (@​lukastaegert)

v2.41.2

Compare Source

2021-03-12

Bug Fixes

• Also remove sourcemaps comments if plugins return a pre-made ast (#​3987)

Pull Requests

• #​3987: Change removal of sourcemap comment (@​yannayl)

v2.41.1

Compare Source

2021-03-11

Pull Requests

• #​3990: Add browser sourcemap and remove log (@​lukastaegert)

v2.41.0

Compare Source

2021-03-09

Features

• Add option to treeshake.propertyReadSideEffects to keep all property accesses (#​3985)

Bug Fixes

• Also respect pure comment annotations when a plugin provides an AST in the transform hook provided they use this.parse (#​3981)

Pull Requests

• #​3981: Move pure comment annotation to Graph.contextParse (@​yannayl)
• #​3985: implement --treeshake.propertyReadSideEffects=always to handle getters with side effects (@​kzc)

v2.40.0

Compare Source

2021-02-26

Features

• Make sure that entry point variable names take precedence over variable names in dependencies when deconflicting (#​3977)

Bug Fixes

• Replace : in generated file names to prevent invalid files on Windows (#​3972)

Pull Requests

• #​3972: Don't allow : in file names (@​lukastaegert)
• #​3976: Add soft breaks to guide to improve mobile experience (@​lukastaegert)
• #​3977: Reverse module deconflicting order (@​lukastaegert)

v2.39.1

Compare Source

2021-02-23

Bug Fixes

• Make sure local variables named Symbol, Object or Promise do not conflict with code generated by Rollup (#​3971)

Pull Requests

• #​3964: Remove extra word (@​jamonholmgren)
• #​3971: Avoid conflicts with local variables named Symbol, Object, Promise (@​lukastaegert)

v2.39.0

Compare Source

2021-02-12

Features

• Add "validate" option to verify generated chunks are valid JavaScript (#​3952)

Bug Fixes

• Always add exports properties for uninitialized named exports (#​3957)
• Allow using an external namespace reexport together with named exports (#​3959)
• Avoid invalid generated code in certain scenarios with SystemJS exports (#​3960)

Pull Requests

• #​3952: implement validate output option and --validate CLI option (@​kzc)
• #​3956: Update dependencies, fix fsevents issue (@​lukastaegert)
• #​3957: Make sure uninitialised exports turn up via .hasOwnProperty for non-ES formats (@​lukastaegert)
• #​3959: Allow overriding individual exports of reexported external namespaces (@​lukastaegert)
• #​3960: Make sure system exports are valid JavaScript
  (@​lukastaegert)

v2.38.5

Compare Source

2021-02-05

Bug Fixes

• Prevent invalid code when simplifying assignments and delcarations (#​3951)
• Prevent behaviour-changing line-breaks when simplifying assignments in return statements (#​3951)
• Slightly improve white-space rendering when simplifying certain expressions (#​3951)

Pull Requests

• #​3951: Wrap simplified assignments if necessary (@​lukastaegert)

v2.38.4

Compare Source

2021-02-02

Bug Fixes

• Do not change logic when tree-shaking declarations in if statements or loops (#​3947)

Pull Requests

• #​3947: Do not tear apart declarations in loop or if bodies (@​lukastaegert)

v2.38.3

Compare Source

2021-02-01

Bug Fixes

• Prevent an unexpected live-binding when default exporting a synthetic named export (#​3946)

Pull Requests

• #​3945: Upgrade chokidar and fsevents for Apple M1 compatibility (@​threepointone)
• #​3946: Make sure default exports snapshot synthetic named exports (@​lukastaegert)

v2.38.2

Compare Source

2021-01-31

Bug Fixes

• Do not generate invalid code for partially tree-shaken declarations in for loops (#​3943)
• Always include function bodies of functions in side-effect-free modules (#​3944)

Pull Requests

• #​3943: Do not partially tree-shake unused declarations in for loops (@​lukastaegert)
• #​3944: Correctly include functions with side effects from side-effect-free modules (@​lukastaegert)

v2.38.1

Compare Source

2021-01-28

Bug Fixes

• Fix internal error when resolving a missing entry point in the browser build (#​3935)

Pull Requests

• #​3935: fix: remove isolated resolve() for compat with browser distribution (@​cmorten and @​lukastaegert)
• #​3936: Ensure test after() callback is always executed (@​Benjamin-Dobell)
• #​3937: Modernize references to other software (@​ludofischer)

v2.38.0

Compare Source

2021-01-22

Features

• Entirely remove declared variables that only have an initializer side effect (#​3933)

Pull Requests

• #​3933: Tree-shake unused declarations while keeping initializer side-effects (@​lukastaegert)

v2.37.1

Compare Source

2021-01-20

Pull Requests

• #​3929: Deduplicate acorn import (@​lukastaegert)

v2.37.0

Compare Source

2021-01-19

Features

• Always check modules for side effects that only indirectly reexport a used variable (#​3840)
• Warn if a circular dependency would cause wrong execution order when preserving modules (#​3840)

Bug Fixes

• Allow consuming synthetic exports via modules that reexport a namespace (#​3894)
• Do not crash for circular default reexports (#​3840)
• Do not crash for circular synthetic namespaces (#​3840)
• Improve circular dependency execution order in certain scenarios (#​3840)

Pull Requests

• #​3840: Improve circular dependency execution order (@​lukastaegert)
• #​3894: Always respect synthetic namespaces in namespace reexport (@​lukastaegert)

v2.36.2

Compare Source

2021-01-16

Bug Fixes

• Fix an issue where invalid code was generated for unused assignments with side effects (#​3926)

Pull Requests

• #​3926: Correctly simplify assignments with parentheses (@​lukastaegert)

v2.36.1

Compare Source

2021-01-06

Bug Fixes

• Solve issues that result in invalid code when partially removing assignments (#​3921)

Pull Requests

• #​3921: Prevent invalid code when removing assignment target of side-effectful object expression (@​lukastaegert)

v2.36.0

Compare Source

2021-01-05

Features

• Support partial tree-shaking of chained assignments and unused assignment targets (#​3919)

Pull Requests

• #​3919: Treeshake chained assignment expressions (@​lukastaegert)

v2.35.1

Compare Source

2020-12-14

Bug Fixes

• Allow closing the bundle when watching in case of generate errors by adding the bundle to the error event (#​3909)
• Automatically close all bundles on generate errors when watching and using the CLI (#​3909)
• Try to create remaining bundles when watching and one of them throws (#​3909)

Pull Requests

• #​3909: Forward bundle through watch error events (@​lukastaegert)

v2.35.0

Compare Source

2020-12-14

Features

• Add closeBundle hook that is triggered by bundle.close() in the JS API (#​3883)

Pull Requests

• #​3883: Revert pattern to folder export (@​intrnl)

v2.34.2

Compare Source

2020-12-06

Bug Fixes

• Revert pattern export change (#​3898)

Pull Requests

• #​3898: Revert pattern to folder export (@​lukastaegert)

v2.34.1

Compare Source

2020-12-03

Bug Fixes

• Avoid Node deprecation warning by using a pattern export for nested Rollup files (#​3896)

Pull Requests

• #​3887: Run memory leak test on all systems (@​lukastaegert)
• #​3892: Add pull_request to windows github actions (@​shellscape)
• #​3893: Update dependencies (@​lukastaegert)
• #​3896: Replace deprecated folder package export with pattern export (@​lukastaegert)

v2.34.0

Compare Source

2020-11-29

Features

• Support RequireJS comaptible AMD ids in code-splitting builds via amd.autoId (#​3867)
• Allow adding an AMD id base path (#​3867)

Bug Fixes

• Warn when using an constant AMD id in a code-splitting build (#​3867)

Pull Requests

• #​3867: Implement amd.autoId/amd.basePath options (@​tjenkinson)

v2.33.3

Compare Source

2020-11-18

Bug Fixes

• Do not use .js extension when importing AMD files from a UMD bundle (#​3872)

Pull Requests

• #​3861: Update chat/support links (@​shellscape)
• #​3872: Also removeExtensionFromRelativeAmdId in UMD finaliser (@​tjenkinson)

v2.33.2

Compare Source

2020-11-14

Bug Fixes

• Fix an issue where statements were ignored after a conditional return in a labeled statement (#​3871)

Pull Requests

• #​3871: Correctly track label usage in try statements (@​Amareis)

v2.33.1

Compare Source

2020-11-02

Bug Fixes

• Add syntheticNamedExports to this.getModuleInfo to align with documentation (#​3847)

Pull Requests

• #​3847: Expose syntheticNamedExports to ModuleInfo (@​Amareis)
• #​3852: Fix typo on docs (@​jpsc)

v2.33.0

Compare Source

2020-11-01

Features

• Add parameter to "watchChange" hook to denote if a change was an addition, update or deletion (#​3841)
• Add "closeWatcher" hook to allow plugins to clean up resources when the watcher is closed (#​3841)
• Add "this.getWatchFiles" function to plugin context to get the current set of watched files (#​3841)

Pull Requests

• #​3841: Improved watcher hooks (@​Amareis)
• #​3848: Add options hook to asyncpluginhooks (@​intrnl)

v2.32.1

Compare Source

2020-10-21

Bug Fixes

• Print warning location for plugin warnings if only loc is supplied (#​3824)

Pull Requests

• #​3824: plugin warnings not showing warning.loc (@​luciotato)

v2.32.0

Compare Source

2020-10-16

Features

• Extend preserveEntrySignatures with a value "exports-only" to allow extension only if an entry does not have exports (#​3823)

Pull Requests

• #​3823: Add "exports-only" option to preserveSignature (@​lukastaegert)

v2.31.0

Compare Source

2020-10-15

Features

• When using the output.moduleToStringTag option, also add the tag to entries with exports and simulated external namespaces (#​3822)
• Add the __esModule interop marker to IIFE global variables unless output.esModule is turned off (#​3822)

Pull Requests

• #​3822: Add module toStringTag to entries and interop namespaces (@​lukastaegert)

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