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gnu: Add uglify-js.

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* gnu/packages/lisp.scm (uglify-js): New variable.
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Ricardo Wurmus 2017-05-29 18:48:18 +02:00
parent 52650a4d2e
commit dd35abfeee
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1 changed files with 47 additions and 0 deletions
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gnu/packages/lisp.scm
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@ -1341,3 +1341,50 @@ compressor. It works on data produced by @code{parse-js} to generate a
@item remove some unreachable code
@end itemize\n")
(license license:zlib))))
(define-public uglify-js
(package
(inherit sbcl-cl-uglify-js)
(name "uglify-js")
(build-system trivial-build-system)
(arguments
`(#:modules ((guix build utils))
#:builder
(let* ((bin (string-append (assoc-ref %outputs "out") "/bin/"))
(script (string-append bin "uglify-js")))
(use-modules (guix build utils))
(mkdir-p bin)
(with-output-to-file script
(lambda _
(format #t "#!~a/bin/sbcl --script
(require :asdf)
(push (truename \"~a/lib/sbcl\") asdf:*central-registry*)"
(assoc-ref %build-inputs "sbcl")
(assoc-ref %build-inputs "sbcl-cl-uglify-js"))
;; FIXME: cannot use progn here because otherwise it fails to
;; find cl-uglify-js.
(for-each
write
'(;; Quiet, please!
(let ((*standard-output* (make-broadcast-stream))
(*error-output* (make-broadcast-stream)))
(asdf:load-system :cl-uglify-js))
(let ((file (cadr *posix-argv*)))
(if file
(format t "~a"
(cl-uglify-js:ast-gen-code
(cl-uglify-js:ast-mangle
(cl-uglify-js:ast-squeeze
(with-open-file (in file)
(parse-js:parse-js in))))
:beautify nil))
(progn
(format *error-output*
"Please provide a JavaScript file.~%")
(sb-ext:exit :code 1))))))))
(chmod script #o755)
#t)))
(inputs
`(("sbcl" ,sbcl)
("sbcl-cl-uglify-js" ,sbcl-cl-uglify-js)))
(synopsis "JavaScript compressor")))