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GitHub - ckampfe/cljs-exe: cljs -> js -> exe
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cljs-exe

cljs-exe is a Boot template to create a Clojurescript application that will compile to a native binary using nexe.

Clojars Project

Motivation

nexe, on which this project is based, lists these reasons:

  • Ability to run multiple applications with different node.js runtimes.
  • Distributable binaries without needing node / npm.
  • Starts faster.
  • Lockdown specific application versions, and easily rollback.
  • Faster deployments.

I'll second those and add: "In ClojureScript."

Quickstart

You will need

$ brew install boot-clj
$ boot -d boot/new new -S -t cljs-exe -n your_project_name
$ cd your_project_name
$ boot package

This will compile some sample Clojurescript code to Javascript, then compiling the Javascript to a native binary.

Tasks

This project template gives you a few boot tasks:

  • build: runs the Clojurescript compiler with defaults that include: fetching npm dependencies that are listed in the js-dependencies var in build.boot, emitting source maps, and no compiler optimizations.
  • dev: runs build in a watch loop, rerunning build anytime you change a source file.
  • binary: compiles the current project Javascript into a native binary on your platform.
  • package: compiles Clojurescript to Javascript with simple compiler optimizations and no source maps, then compiles that Javascript to a native binary on your platform.