Deno one.four, introduced September thirteen, is becoming named the most significant attribute launch however. Highlights include things like a world-wide-web typical WebSocket API, for speaking with distant servers by using the WebSocket protocol, and an built-in file watcher that can be made use of to restart any script when its dependencies change. To use the file watcher, developers run a script as they commonly would but include the
--check out flag. The
unstable flag also must be made use of simply because this attribute is not however secure.
In addition, Deno one.four offers built-in exam coverage, with developers capable to run exams with
deno exam --coverage to get a summary of exam coverage. Other new capabilities in Deno one.four include things like:
- Stricter sort checks in
--unstable. TypeScript compiler choices
importsNotUsedAsValuesare now turned on by default.
deno datainstrument for dependency investigation has been overhauled. Dependency investigation is now a lot quicker and significantly less buggy.
- CSS styling is now supported for
- Lint supports full eslint and typescript-esline recommended rules.
deno docdocumentation generator has been given new capabilities and fixes, together with assist for the
export foosyntax and reimports of multiple symbols with the exact title.
- The Visual Studio Code extension for Deno has been updated with capabilities this sort of as IntelliSense for
deno.landimports, furnishing autocomplete ideas for module names on deno.land/x.
Builders who previously have Deno put in can up grade by jogging
deno up grade. All those setting up Deno for the to start with time can use a number of approaches to accessibility it, together with the adhering to:
# Using Shell (macOS and Linux):
curl -fsSL https://deno.land/x/put in/put in.sh | sh
# Using PowerShell (Home windows):
iwr https://deno.land/x/put in/put in.ps1 -useb | iex
Deno one.four supply code is obtainable on GitHub.
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