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@renovate renovate bot commented Jun 1, 2025

This PR contains the following updates:

Package Change Age Confidence
terser (source) 5.17.7 -> 5.43.1 age confidence

Release Notes

terser/terser (terser)

v5.43.1

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  • Prevent niche optimizations that would move around block declarations
  • Add lhs_constants to CompressOptions type (#​1621)

v5.43.0

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  • Do not wrap callbacks in parentheses (wrap_func_args format option is now false by default)
  • Do not inline functions into for loops (for performance reasons)

v5.42.0

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  • Improved performance in the parse step by adding a fast path for simple identifiers.
  • Improved ESTree conversion

v5.41.0

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  • fixed semicolon insertion between class fields, when the field names are number literals
  • keep_numbers format option now works for bigint
  • internal: correctly mark accessors' is_generator property
  • internal: do not read or assign quote properties without need
  • internal: add missing equivalent_to comparison

v5.40.0

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  • Fix exporting AssignmentExpression (default assign pattern) to ESTree
  • Fix ESTree output of object keys with quotes
  • Fix handling of an ESTree empty export {} (#​1601)
  • Fix some const and let resulting from ESTree input (#​1599)

v5.39.2

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  • Fix crash when parsing bare yield inside a template string.
  • Update internally used acorn version requirement

v5.39.1

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  • Fix bitwise operations that could mix BigInt and number

v5.39.0

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  • Remove unnecessary console.assert calls (#​1590)

v5.38.2

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  • internal: Flatten inheritance tree for object/class members

v5.38.1

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  • Fix inlining non-call expressions into an optional_call?.()

v5.38.0

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  • Remove console method-of-method calls (eg console.log.apply()) when drop_console option is used (#​1585)
  • Remove more object spreads, such as { ...void !0 } (#​1142)

v5.37.0

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  • Reserved object properties from chrome extensions (domprops)
  • Fix semicolon insertion between a class property without a semicolon a and a computed class property ["prop"]

v5.36.0

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  • Support import attributes with syntax

v5.35.0

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  • Ensure parent directory exists when using --output on CLI (#​1530)

v5.34.1

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  • bump the rollup devDependency to disable CVE warnings (Terser was not affected)

v5.34.0

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  • internal: stop assigning properties to objects they don't belong in
  • internal: run compress tests in parallel
  • drop_console: emit an empty function if the return value of console.METHOD(...) may be called.

v5.33.0

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  • reduce_vars improved when dealing with hoisted function definitions (#​1544)

v5.32.0

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  • import("module") can now be input and output from ESTree AST (#​1557)
  • BigInt literals can now be input and output from ESTree AST (#​1555)
  • typeof an object or array (typeof {} and typeof []) can now be statically evaluated. (#​1546)

v5.31.6

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  • Retain side effects in a case when the expression is a sequence (comma) expression

v5.31.5

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v5.31.4

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  • drop_unused: drop classes which only have side effects in the extends part

v5.31.3

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  • drop_unused: drop unused parameters from IIFEs in some more situations.

v5.31.2

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  • drop_unused: scan variables in self-referential class declarations that contain side effects.
  • Don't add parens to arrow function when it's the default for an argument (#​1540)
  • Update domprops (#​1538)

v5.31.1

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  • Allow drop-unused to drop the whole assignment (not just the assigned name) in more situations, in order to avoid duplication of long strings.

v5.31.0

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  • Sync up property mangler exceptions with current contents of Firefox and Chrome environments
  • Add more webcomponent properties to property mangler exceptions (#​1525)
  • Drop non-nullish constants in ...spreads in objects (#​1141)

v5.30.4

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  • Fix parsing #private in ... when next to other operators

v5.30.3

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  • Fix precedence of #private in ... operator

v5.30.2

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  • Avoid optimizations inside computed keys, because they can cause js-engine-specific bugs.

v5.30.1

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  • Removed useless \ escapes for non-ascii characters
  • Make modern identifier characters quoted for older environments (#​1512)

v5.30.0

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  • Improve removal of classes referring to themselves

v5.29.2

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  • Make sure 'computed_props' creates string keys
  • Take into account the evaluated size when inlining

v5.29.1

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  • fix optimisation of all-bits mask check

v5.29.0

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  • Re-releases previously reverted 5.28.0
  • Fix crash while optimizing some bitwise ops
  • (internal) Remove needless wrapper for from_moz (#​1499)

v5.28.1

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(hotfix release)

  • Reverts v5.28.0

v5.28.0

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  • Optimise redundant or shrinkable bitwise operations (|, ^, &, >>, <<)
  • Evaluate some BigInt math operations

v5.27.2

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  • Recognise this as a reference to the surrounding class in drop_unused. Closes #​1472

v5.27.1

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  • Fixed case where collapse_vars inlines await expressions into non-async functions.

v5.27.0

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  • Created minify_sync() alternative to minify() since there's no async code left.

v5.26.0

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  • Do not take the /*#__PURE__*/ annotation into account when the side_effects compress option is off.
  • The preserve_annotations option now automatically opts annotation comments in, instead of requiring the comments option to be configured for this.
  • Refuse to parse empty parenthesized expressions (())

v5.25.0

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  • Regex properties added to reserved property mangler (#​1471)
  • pure_new option added to drop unused new expressions.

v5.24.0

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  • Improve formatting performance in V8 by keeping a small work string and a large output string

v5.23.0

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  • When top_retain will keep a variable assignment around, inline the assignee when it's shorter than the name (#​1434)
  • Remove empty class static {} blocks.

v5.22.0

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  • Do not unsafely shorten expressions like a?.toString() when they're conditional.
  • Avoid running drop_unused in nodes that aren't scopes. Fixes a rare crash.
  • When 'module' is enabled, assume strict mode when figuring out scopes.

v5.21.0

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  • Do not inline functions that would be retained in the toplevel (as this would cause code duplication).
  • Fix precedence of arrow function and ternary operator when formatting output.

v5.20.0

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  • Passing minify() zero files will now throw a clean exception (#​1450)
  • drop_console supports passing in an array of console.* method names (#​1445)
  • New DOM properties from the WebGPU API have been added for use in the property mangler (#​1436)
  • Internal code simplification (#​1437)

v5.19.4

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  • Prevent creating very deeply nested ternaries from a long list of if..return
  • Prevent inlining classes into other functions, to avoid constructors being compared.

v5.19.3

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  • Fix side effect detection of optional?.chains.
  • Add roundRect to domprops.js (#​1426)

v5.19.2

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  • fix performance hit from avoiding HTML comments in the output

v5.19.1

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  • Better avoid outputting </script> and HTML comments.
  • Fix unused variables in class static blocks not being dropped correctly.
  • Fix sourcemap names of methods that are async or static

v5.19.0

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  • Allow /*@&#8203;__MANGLE_PROP__*/ annotation in object.property, in addition to property declarations.

v5.18.2

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  • Stop using recursion in hoisted defuns fix.

v5.18.1

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  • Fix major performance issue caused by hoisted defuns' scopes bugfix.

v5.18.0

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  • Add new /*@&#8203;__MANGLE_PROP__*/ annotation, to mark properties that should be mangled.

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@renovate renovate bot force-pushed the renovate/terser-5.x branch from ee3f983 to 30065ec Compare June 5, 2025 23:36
@renovate renovate bot changed the title chore(deps): update dependency terser to v5.40.0 chore(deps): update dependency terser to v5.41.0 Jun 5, 2025
@renovate renovate bot force-pushed the renovate/terser-5.x branch from 30065ec to a02f932 Compare June 9, 2025 19:31
@renovate renovate bot changed the title chore(deps): update dependency terser to v5.41.0 chore(deps): update dependency terser to v5.42.0 Jun 9, 2025
@renovate renovate bot force-pushed the renovate/terser-5.x branch from a02f932 to 9fb8515 Compare June 17, 2025 14:51
@renovate renovate bot changed the title chore(deps): update dependency terser to v5.42.0 chore(deps): update dependency terser to v5.43.0 Jun 17, 2025

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This commit was created on GitHub.com and signed with GitHub’s verified signature.
@renovate renovate bot force-pushed the renovate/terser-5.x branch from 9fb8515 to b8c0a4c Compare June 19, 2025 12:33
@renovate renovate bot changed the title chore(deps): update dependency terser to v5.43.0 chore(deps): update dependency terser to v5.43.1 Jun 19, 2025
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