51 lines
1.5 KiB
Racket
51 lines
1.5 KiB
Racket
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#lang racket/base
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(module+ test
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(require rackunit))
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;; Notice
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;; To install (from within the package directory):
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;; $ raco pkg install
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;; To install (once uploaded to pkgs.racket-lang.org):
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;; $ raco pkg install <<name>>
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;; To uninstall:
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;; $ raco pkg remove <<name>>
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;; To view documentation:
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;; $ raco docs <<name>>
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;;
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;; For your convenience, we have included LICENSE-MIT and LICENSE-APACHE files.
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;; If you would prefer to use a different license, replace those files with the
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;; desired license.
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;;
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;; Some users like to add a `private/` directory, place auxiliary files there,
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;; and require them in `main.rkt`.
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;;
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;; See the current version of the racket style guide here:
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;; http://docs.racket-lang.org/style/index.html
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;; Code here
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(module+ test
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;; Any code in this `test` submodule runs when this file is run using DrRacket
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;; or with `raco test`. The code here does not run when this file is
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;; required by another module.
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(check-equal? (+ 2 2) 4))
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(module+ main
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;; (Optional) main submodule. Put code here if you need it to be executed when
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;; this file is run using DrRacket or the `racket` executable. The code here
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;; does not run when this file is required by another module. Documentation:
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;; http://docs.racket-lang.org/guide/Module_Syntax.html#%28part._main-and-test%29
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(require racket/cmdline)
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(define who (box "world"))
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(command-line
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#:program "my-program"
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#:once-each
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[("-n" "--name") name "Who to say hello to" (set-box! who name)]
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#:args ()
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(printf "hello ~a~n" (unbox who))))
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