perf(codegen): speed up printing Directives
#10551
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## [0.66.0] - 2025-04-23 ### Features - 7d5ad7d parser: Report error when `import type { type }` is used (#10528) (camc314) - 6e40fac parser: Report error when `export type { type }` is used (#10524) (camc314) ### Bug Fixes - 43ad4e9 ast: Box `this_param` in `TSCallSignatureDeclaration` (#10558) (Yuji Sugiura) - 8eb3c0a ast/estree: Fix raw deser for `FormalParameter` (#10548) (overlookmotel) - 3ebf220 codegen: Generate missing `type` in `export type {} from 'mod'` (#10539) (Boshen) - f19b287 estree: Add `TSParameterProperty` (#10534) (Yuji Sugiura) - 7284f16 isolated-declarations: Leading comments of `ExportDefaultDeclaration` and `TSExportAssignment` appear in incorrect places (#10559) (Dunqing) - 4c316a5 isolated_declarations: Fix broken snapshot files (#10561) (Boshen) - 84742d8 transformer/module_runner: Fix export default live binding (#10560) (hi-ogawa) - 6c115c7 transformer/module_runner: Fix execution order of re-export (#10362) (hi-ogawa) - b9d84b0 transformer/typescript: Remove `StringLiteral::raw` when rewriting extensions (#10554) (overlookmotel) ### Performance - 6a045c8 codegen: Speed up printing `Directive`s (#10551) (overlookmotel) - 3418ae5 transformer/class-properties: Re-use `InstanceInitializerVisitor` (#10543) (overlookmotel) - 7fcf0ac transformer/typescript: Reduce allocations renaming extensions (#10555) (overlookmotel) ### Documentation - 1a9530c transformer/class-properties: Fix typo (#10542) (overlookmotel) ### Refactor - 7e71282 transformer/class-properties: Correct outdated comment (#10546) (overlookmotel) - 596978b transformer/class-properties: Simplify to get `constructor` method only once (#10493) (Dunqing) - f13fe0a transformer/class-properties: Defer re-parenting initializers scopes until all instance properties are transformed (#10495) (Dunqing) - c83dad6 transformer/class-properties: Streamline handling scope of instance property initializer (#10492) (Dunqing) ### Styling - e10dfc8 traverse: Remove excess whitespace (#10544) (overlookmotel) ### Testing - 227febf allocator: Ignore a slow doc test (#10521) (Dunqing) - 14bb2be codegen: Add more tests for strings (#10552) (overlookmotel) Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>
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Speed up printing
Directives by iterating over bytes instead ofchars.