hy/docs/language/cli.rst

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======================
Command Line Interface
======================
Command line options
--------------------
.. cmdoption:: -c <command>
Execute the Hy code in *command*.
.. code-block:: bash
$ hy -c "(print (+ 2 2))"
4
.. cmdoption:: -i <command>
Execute the Hy code in *command*, then stay in REPL.
.. cmdoption:: --spy
Print equivalent Hy code before executing. For example::
=> (defn salutationsnm [name] (print (+ "Hy " name "!")))
def salutationsnm(name):
return print(((u'Hy ' + name) + u'!'))
=> (salutationsnm "YourName")
salutationsnm(u'YourName')
Hy YourName!
=>
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.. versionadded:: 0.9.11
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.. cmdoption:: -v
Print the Hy version number and exit.