From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Wilfred Hughes Newsgroups: gmane.emacs.bugs Subject: bug#14369: 24.3; loop docstring does not mention hash-map Date: Wed, 8 May 2013 14:29:39 +0100 Message-ID: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=001a11c2103e2db29704dc34ee70 X-Trace: ger.gmane.org 1368030453 15851 80.91.229.3 (8 May 2013 16:27:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 8 May 2013 16:27:33 +0000 (UTC) To: 14369@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed May 08 18:27:31 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Ua7DH-00025E-7I for geb-bug-gnu-emacs@m.gmane.org; Wed, 08 May 2013 18:27:31 +0200 Original-Received: from localhost ([::1]:50219 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ua7DG-0008UD-QQ for geb-bug-gnu-emacs@m.gmane.org; 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charset=UTF-8 Emacs' implementation of cl-loop includes support for the for-as-hash part of Common Lisp's loop grammar. The grammar: for-as-hash::= var [type-spec] being {each | the} {{hash-key | hash-keys} {in | of} hash-table [using (hash-value other-var)] | {hash-value | hash-values} {in | of} hash-table [using (hash-key other-var)]} Example usage: (loop for key being the hash-keys of #s(hash-table data (1 2 3 4)) do (message "key: %s" key)) However, the docstring for cl-loop does not mention this syntax. I believe it should. Thanks Wilfred --001a11c2103e2db29704dc34ee70 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Emacs' implementation of cl-loop includes support for = the for-as-hash part of Common Lisp's loop grammar.

The grammar:=

for-as-hash::=3D var [type-spec] being {each | the} =C2=A0
=C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0{{hash-key | hash-keys}= {in | of} hash-table =C2=A0
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 [using (hash-value = other-var)] | =C2=A0
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 {hash-value | hash-values} {in | of} hash-table =C2=A0
=C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 [using (hash-key other-var)]}=

Example usage:

(loop for key being the hash-keys of #s(hash= -table data (1 2 3 4))
=C2=A0 =C2=A0 =C2=A0 do (message "key: %s" key))

However, = the docstring for cl-loop does not mention this syntax. I believe it should= .

Thanks
Wilfred

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