Replace deepClone with structuredClone

[timotheeguerin]

Replace the custom deepClone utility and JSON.parse(JSON.stringify(...)) patterns with structuredClone.

Changes

• Replaced all internal deepClone() calls with structuredClone()
• Replaced JSON.parse(JSON.stringify(...)) deep copy patterns with structuredClone()
• Deprecated the public deepClone export with @deprecated JSDoc tag (kept for backward compat)
• Cleaned up unused imports

[pkg-pr-new]

Open in StackBlitz

npm i https://pkg.pr.new/@typespec/compiler@10876

npm i https://pkg.pr.new/@typespec/http@10876

npm i https://pkg.pr.new/@typespec/http-specs@10876

commit: 9f92168

[github-actions]

All changed packages have been documented.

• ✅ @typespec/compiler
• ✅ @typespec/http-specs
• ✅ @typespec/http

Show changes

@typespec/http-specs - internal ✏️

Replace JSON.parse(JSON.stringify(...)) with structuredClone.

@typespec/http - internal ✏️

Replace internal deepClone usage with structuredClone.

@typespec/compiler - deprecation ✏️

Deprecated deepClone utility in favor of structuredClone. All internal usages have been replaced with the native structuredClone API.

[azure-sdk-automation]

You can try these changes here

🛝 Playground	🌐 Website	🛝 VSCode Extension