release(crates): v0.54.0

[oxc-bot]

[0.54.0] - 2025-03-03

• 355a4db napi/parser: [BREAKING] Remove parse_without_return API (feat(napi/parser)!: remove parse_without_return API #9455) (Boshen)

• a5cde10 visit_ast: [BREAKING] Add oxc_visit_ast crate (feat(visit_ast)!: add oxc_visit_ast crate #9428) (Boshen)

• abb15e0 ast: [BREAKING] Add pure field to Function, CallExpression, and NewExpression (feat(ast)!: add pure field to Function, CallExpression, and NewExpression #9207) (overlookmotel)

Features

• a9f0d2b ast_tools: Generate field offset assertions for more types (feat(ast_tools): generate field offset assertions for more types #9449) (overlookmotel)
• 64f4a82 ecmascript: Handle pure call expression in chain expressions (feat(ecmascript): handle pure call expression in chain expressions #9480) (sapphi-red)
• 32139d2 ecmascript: Support /* @__PURE__ */ in may_have_side_effects (feat(ecmascript): support /* @__PURE__ */ in may_have_side_effects #9409) (sapphi-red)
• 10eb8f7 minifier: Use remove_unused_expression in try_fold_sequence_expression in remove_dead_code (feat(minifier): use remove_unused_expression in try_fold_sequence_expression in remove_dead_code #9467) (sapphi-red)
• 70916db minifier: Remove unused expression in for init and update (feat(minifier): remove unused expression in for init and update #9466) (sapphi-red)
• 26fde56 minifier: Inline simple IIFEs in remove_unused_expression (feat(minifier): inline simple IIFEs in remove_unused_expression #9465) (sapphi-red)
• ec2193e minifier: Support extracting arguments in pure calls in remove_unused_expression (feat(minifier): support extracting arguments in pure calls in remove_unused_expression #9463) (sapphi-red)
• 007051c minifier: Compress a != null && a.b() to a?.b() in remove_unused_expression (feat(minifier): compress a != null && a.b() to a?.b() in remove_unused_expression #9459) (sapphi-red)
• 50fce20 minifier: Support binary expression in remove_unused_expression (feat(minifier): support binary expression in remove_unused_expression #9456) (sapphi-red)
• ed9ede3 minifier: Support conditional expression in remove_unused_expression (feat(minifier): support conditional expression in remove_unused_expression #9432) (sapphi-red)
• 3520538 minifier: Support object expression in remove_unused_expression (feat(minifier): support object expression in remove_unused_expression #9430) (sapphi-red)
• fb8a93d minifier: Improve array expression handling in remove_unused_expression (feat(minifier): improve array expression handling in remove_unused_expression #9427) (sapphi-red)
• ff477cd minifier: Support template literals in remove_unused_expression (feat(minifier): support template literals in remove_unused_expression #9426) (sapphi-red)
• 0d26113 minifier: Compress /* @__PURE__ */ a() ? b : b to b (feat(minifier): compress /* @__PURE__ */ a() ? b : b to b #9410) (sapphi-red)
• 68c77c8 napi/parser: Return semantic errors (feat(napi/parser): return semantic errors #9460) (Boshen)
• 7d7f16c parser: Apply pure to rhs of binary expression (feat(parser): apply pure to rhs of binary expression #9492) (Boshen)
• 2a08b14 parser: Support V8 intrinsics (feat(parser): support V8 intrinsics #9379) (injuly)
• 9b7017c parser,codegen: Pure annotations (feat(parser,codegen): pure annotations #9351) (Boshen)
• aa06932 transformer: Support ModuleRunnerTransform (feat(transformer): support ModuleRunnerTransform #9371) (Dunqing)

Bug Fixes

• d2cd975 ecmascript: Fix may_have_side_effects for ${a() === b} (fix(ecmascript): fix may_have_side_effects for ${a() === b} #9478) (sapphi-red)
• 584d847 ecmascript: Objects passed to template literals may have side effects (fix(ecmascript): objects passed to template literals may have side effects #9425) (sapphi-red)
• b371fdc estree/ast: Camel-case typeAnnotation field (fix(estree/ast): camel-case typeAnnotation field #9420) (overlookmotel)
• 0b96ebe minifier: Don't inline IIFE with parameters (fix(minifier): don't inline IIFE with parameters #9477) (sapphi-red)
• 071c84c minifier: Skip try_fold_stmt_in_boolean_context on ExpressionStatement (fix(minifier): skip try_fold_stmt_in_boolean_context on ExpressionStatement #9458) (sapphi-red)
• 306284d minifier: Call mark_current_function_as_changed in remove_unused_expression (fix(minifier): call mark_current_function_as_changed in remove_unused_expression #9457) (sapphi-red)
• 58defe3 parser: Mark expression as pure in chain expression (fix(parser): mark expression as pure in chain expression #9479) (sapphi-red)
• 2a03689 parser: Mark expressions on the left side of logical and conditional expressions as pure (fix(parser): mark expressions on the left side of logical and conditional expressions as pure #9414) (sapphi-red)
• 7fde233 transformer/legacy-decorator: Incorrect check for potentially non-existent ident (fix(transformer/legacy-decorator): incorrect check for potentially non-existent ident #9491) (Dunqing)
• b4f050c transformer/legacy-decorator: Metadata incorrectly wrapped by decorateParam (fix(transformer/legacy-decorator): metadata incorrectly wrapped by decorateParam #9490) (Dunqing)

Performance

• 10e4431 ast/estree: Skip escaping identifiers (perf(ast/estree): skip escaping identifiers #9398) (overlookmotel)
• b0a0a82 ast/estree: Reduce overhead serializing static strings (perf(ast/estree): reduce overhead serializing static strings #9396) (overlookmotel)
• 27a8e50 isolated_declarations: Reserve sufficient capacity in statements Vec (perf(isolated_declarations): reserve sufficient capacity in statements Vec #9394) (overlookmotel)

Refactor

• 8916335 ast/estree: Convert enums with converters on variants (refactor(ast/estree): convert enums with converters on variants #9438) (overlookmotel)
• dcff40c ast_tools: Generate layout assertions in multiple crates (refactor(ast_tools): generate layout assertions in multiple crates #9448) (overlookmotel)
• c880481 isolated_declarations: Rename var (refactor(isolated_declarations): rename var #9390) (overlookmotel)
• 37e41f0 isolated_declarations: Use aliases ArenaBox / ArenaVec (refactor(isolated_declarations): use aliases ArenaBox / ArenaVec #9389) (overlookmotel)
• bbb450c minifier: Move a != null && b -> a ?? b compression to remove_unused_expression (refactor(minifier): move a != null && b -> a ?? b compression to remove_unused_expression #9468) (sapphi-red)
• b93774c minifier: Move try_fold_iife to remove_unused_expression (refactor(minifier): move try_fold_iife to remove_unused_expression #9464) (sapphi-red)
• 96a9719 minifier: Use may_have_side_effects in remove_unused_expression (refactor(minifier): use may_have_side_effects in remove_unused_expression #9413) (sapphi-red)

Testing

• c187b11 ecmascript: Add comments and tests for cases where ToPropertyKey throws an error (test(ecmascript): add comments and tests for cases where ToPropertyKey throws an error #9429) (sapphi-red)
• d129055 napi: Add tests for worker threads (test(napi): add tests for worker threads #9408) (Boshen)
• 48d51e3 napi: Add tests for hashbang field (test(napi): add tests for hashbang field #9386) (overlookmotel)

[graphite-app]

How to use the Graphite Merge Queue

Add either label to this PR to merge it via the merge queue:

• 0-merge - adds this PR to the back of the merge queue
• hotfix - for urgent hot fixes, skip the queue and merge this PR next

You must have a Graphite account in order to use the merge queue. Sign up using this link.

An organization admin has enabled the Graphite Merge Queue in this repository.

Please do not merge from GitHub as this will restart CI on PRs being processed by the merge queue.

[github-actions]

Monitor Oxc

suite	result
(codegen)	❌
Isolated Declarations	✅
(compressor)	❌
(dce)	❌
(transformer)	❌
(mangler)	❌
(whitespace)	❌

[codspeed-hq]

CodSpeed Performance Report

Merging #9494 will not alter performance

_{Comparing release/crates-1740977028 (80103ae) with main (7fde233)}

Summary

✅ 8 untouched benchmarks
⁉️ 25 dropped benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
⁉️	codegen[checker.ts]	25 ms	N/A	N/A
⁉️	codegen_sourcemap[checker.ts]	68.1 ms	N/A	N/A
⁉️	isolated-declarations[vue-id.ts]	57.3 ms	N/A	N/A
⁉️	mangler[antd.js]	16.1 ms	N/A	N/A
⁉️	mangler[react.development.js]	297.2 µs	N/A	N/A
⁉️	mangler[typescript.js]	39.9 ms	N/A	N/A
⁉️	minifier[antd.js]	162.5 ms	N/A	N/A
⁉️	minifier[react.development.js]	1.8 ms	N/A	N/A
⁉️	minifier[typescript.js]	284.5 ms	N/A	N/A
⁉️	estree[checker.ts]	91.7 ms	N/A	N/A
⁉️	parser[RadixUIAdoptionSection.jsx]	88.3 µs	N/A	N/A
⁉️	parser[antd.js]	109.5 ms	N/A	N/A
⁉️	parser[cal.com.tsx]	29.9 ms	N/A	N/A
⁉️	parser[checker.ts]	55.1 ms	N/A	N/A
⁉️	parser[pdf.mjs]	17.8 ms	N/A	N/A
⁉️	semantic[RadixUIAdoptionSection.jsx]	73.1 µs	N/A	N/A
⁉️	semantic[antd.js]	105.2 ms	N/A	N/A
⁉️	semantic[cal.com.tsx]	26 ms	N/A	N/A
⁉️	semantic[checker.ts]	64.3 ms	N/A	N/A
⁉️	semantic[pdf.mjs]	17.3 ms	N/A	N/A
...	...	...	...	...

ℹ️ Only the first 20 benchmarks are displayed. Go to the app to view all benchmarks.