From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Philip Kaludercic Newsgroups: gmane.emacs.devel Subject: Re: New branch feature/named-lambdas. Date: Mon, 17 Jul 2023 19:52:01 +0000 Message-ID: <87sf9m2u5a.fsf@posteo.net> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3421"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Jul 17 21:52:31 2023 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qLUGk-0000dW-T6 for ged-emacs-devel@m.gmane-mx.org; Mon, 17 Jul 2023 21:52:30 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qLUGO-0000bR-IM; Mon, 17 Jul 2023 15:52:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qLUGM-0000ai-CB for emacs-devel@gnu.org; Mon, 17 Jul 2023 15:52:06 -0400 Original-Received: from mout02.posteo.de ([185.67.36.66]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qLUGK-0008DZ-U5 for emacs-devel@gnu.org; Mon, 17 Jul 2023 15:52:06 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id F07A6240104 for ; Mon, 17 Jul 2023 21:52:01 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1689623522; bh=xRLg0M5jUqbqyJcYmkumkz1EztR4GZln5mZ4mlHpM/g=; h=From:To:Cc:Subject:Autocrypt:Date:Message-ID:MIME-Version:From; b=QeXtFTvr6aaaWZutN9vBX26mBsXi/8lcJMObmDXicdm7GN5SoWBufPUG4J4rSoKO8 iXM+ICLMSY/bGpLsFME5rqhKqhewRZiZbVh2+eQgQGVg4Jqc7RSlEUBhAc84X5MuUd wK7bEvcbTplOb9vhgQn9m91isB4gpMmire8uPWfzXXCrmgKBGqRwFnWLt4pfM0gq8b kjK7tew6t8FfC5YWeif/VBgsHKS2UC6pRywHgw5lceea/viUMo2G7sfLAUivnGggTH kLbSICVw6u7zzP+bA1a6IalrCstkUc9THwm22IAigMQDYdn5t9Tt0MreXVvY9c/u7H zTYHkpuxmCB5g== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4R4Xm13zLSz9rxV; Mon, 17 Jul 2023 21:52:01 +0200 (CEST) In-Reply-To: (Alan Mackenzie's message of "Mon, 17 Jul 2023 10:14:46 +0000") Autocrypt: addr=philipk@posteo.net; keydata= mDMEZBBQQhYJKwYBBAHaRw8BAQdAHJuofBrfqFh12uQu0Yi7mrl525F28eTmwUDflFNmdui0QlBo aWxpcCBLYWx1ZGVyY2ljIChnZW5lcmF0ZWQgYnkgYXV0b2NyeXB0LmVsKSA8cGhpbGlwa0Bwb3N0 ZW8ubmV0PoiWBBMWCAA+FiEEDg7HY17ghYlni8XN8xYDWXahwukFAmQQUEICGwMFCQHhM4AFCwkI BwIGFQoJCAsCBBYCAwECHgECF4AACgkQ8xYDWXahwulikAEA77hloUiSrXgFkUVJhlKBpLCHUjA0 mWZ9j9w5d08+jVwBAK6c4iGP7j+/PhbkxaEKa4V3MzIl7zJkcNNjHCXmvFcEuDgEZBBQQhIKKwYB BAGXVQEFAQEHQI5NLiLRjZy3OfSt1dhCmFyn+fN/QKELUYQetiaoe+MMAwEIB4h+BBgWCAAmFiEE Dg7HY17ghYlni8XN8xYDWXahwukFAmQQUEICGwwFCQHhM4AACgkQ8xYDWXahwukm+wEA8cml4JpK NeAu65rg+auKrPOP6TP/4YWRCTIvuYDm0joBALw98AMz7/qMHvSCeU/hw9PL6u6R2EScxtpKnWof z4oM Received-SPF: pass client-ip=185.67.36.66; envelope-from=philipk@posteo.net; helo=mout02.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:307939 Archived-At: Alan Mackenzie writes: > Hello, Emacs. > > I've just committed the first version of branch feature/named-lambdas. > > This will output the @dfn{defining symbol} of any anonymous functions in > backtraces. > > For example, in > > (defun foo () > "foo doc string" > (lambda (bar) "lambda doc string" (car bar))) > > M-: (funcall (foo) 'baz) will produce this backtrace: > > Debugger entered--Lisp error: (wrong-type-argument listp baz) > car(baz) > {foo} #f(compiled-function (bar) "lambda doc string" #)(baz) <============================= > funcall({foo} #f(compiled-function (bar) "lambda doc string" #) baz) > (progn (funcall (foo) 'baz)) > elisp--eval-last-sexp(nil) > eval-last-sexp(nil) > funcall-interactively(eval-last-sexp nil) > command-execute(eval-last-sexp) > > .. Note the {foo} on the third and fourth lines. This is (usually) the > defun where the lambda was defined, and is helpful in locating its > source code. > > This was achieved by adding an extra defining-symbol field to each of > the three forms of function (interpreted, byte-compiled, > native-compiled). It is indended that this version of Emacs will > continue to handle functions compiled without this enhancement. I think the idea is nice, but there are a lot of whitespace changes in your commit that make identifying the real changes a bit difficult.