Deno 1.5 brings faster bundling, tree-shaking

The developers of Deno, which is positioned as a secure runtime for JavaScript and TypeScript and rival to Node.js, have published Deno 1.5, a new version of the platform that improves bundling and REPL capabilities.

The 

 command in Deno 1.5 is billed to be as much as 15 times faster than in Deno 1.4, and now uses tree-shaking to remove unused code from the bundle. Also, work has been done to refactor Deno’s TypeScript compiler infrastructure, with aging bundler infrastructure replaced with a new bundler based on the swc TypeScript/JavaScript compiler. Bundles now are emitted as a standard ES module, with dynamic import now working correctly.

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