From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24376 invoked by alias); 30 Jan 2016 19:47:02 -0000 Mailing-List: contact zsh-workers-help@zsh.org; run by ezmlm Precedence: bulk X-No-Archive: yes List-Id: Zsh Workers List List-Post: List-Help: X-Seq: 37844 Received: (qmail 11094 invoked from network); 30 Jan 2016 19:46:59 -0000 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brasslantern-com.20150623.gappssmtp.com; s=20150623; h=from:message-id:date:in-reply-to:comments:references:to:subject :mime-version:content-type; bh=zGH1QOEZTDpAC2b0RH4PspHkKARCZen7v9JSxfbP2SU=; b=eNmaryhtTYyl4midEe2cOFl5toS4BguM+a4UC2fyjX+Sje6zsyr6xUF4IKfxP1VX3w tzH7MI4CQ7VxuGpHLsVPDcpl8dVe/yr4i7JFT8GxZZE8QjuczJxi1qSvtT+CgJU1yyPN hYSAFI86p/n+MpxOfaDsFPyYXQlXkYBgZHzHqjsurSPUyi9C10EO7rHUHeq4D3g3z608 GoB0QWzeatAO2h3P+dkegCyuHnTGoZZQQ/mMJe+Wjoy3q6JT4/5oBR4HICoqZLZ60fiV enZUpRvppml+7CfNimPxOhAUD2ybf4wAMV7MRI2gAhSklFY7YubVPr/ZTeXUxaqLMo9v rf4g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:message-id:date:in-reply-to:comments :references:to:subject:mime-version:content-type; bh=zGH1QOEZTDpAC2b0RH4PspHkKARCZen7v9JSxfbP2SU=; b=emWjioQp2Qd885d3lDFIPQLYJYQe3+u2gAL1maErFOB0pdYMCgtqWXMniGeYY+/ut1 iD2MGX3s8nTshWh9EeqNKAWImdQhNVOXycPK4rhPlrGqzHou1IWewr2qWKkEpTPIUUmq yTo4V7lS6WfuUiR3L+6mihjkDBgHdQXXORcZoON+N8Y/apHwYucpXlSb+5rjInHP0L15 xM9e73IiEMYxSpjcOAT7qemxgbCLV9rjHK0AOQhFuxnCk48fwlr0gYe6+K4VD0WFR/UF EjTiot8AOcFTXun062Khx0u0b+z06GRzEzVx9adrxkOUIFjlhAI7ThakjRBShet0gYQR 6+cA== X-Gm-Message-State: AG10YOSjpk70jKPfgCISG9/exjEok9161wIctkfSR1Dc8T1hWRPOLAocAXjdqegC0eYNwA== X-Received: by 10.66.158.169 with SMTP id wv9mr24650858pab.138.1454183216024; Sat, 30 Jan 2016 11:46:56 -0800 (PST) From: Bart Schaefer Message-Id: <160130114745.ZM10270@torch.brasslantern.com> Date: Sat, 30 Jan 2016 11:47:45 -0800 In-Reply-To: <20160130074657.GA3030@tarsus.local2> Comments: In reply to Daniel Shahaf "typeset docs flow Re: [PATCH] typeset: set $? on incidental error" (Jan 30, 7:46am) References: <20160123235300.GC20278@tarsus.local2> <56A445E0.50706@gmx.com> <20160126225008.GA4731@tarsus.local2> <160126201724.ZM2552@torch.brasslantern.com> <20160129091834.GA8420@tarsus.local2> <20160130074657.GA3030@tarsus.local2> X-Mailer: OpenZMail Classic (0.9.2 24April2005) To: zsh-workers@zsh.org Subject: Re: typeset docs flow Re: [PATCH] typeset: set $? on incidental error MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii On Jan 30, 7:46am, Daniel Shahaf wrote: } Subject: typeset docs flow Re: [PATCH] typeset: set $? on incidental error } } The following paragraph (the context lines of the patch) is the } continuation of the text about var(name) that precedes the segment about } the reserved word syntax. How about the below? Two other things: (1) I still get a double blank line before any use of example(...) -- I thought we'd come up with a fix for that (Jun T. perhaps?). (2) I noticed in passing that there are a lot of places where builtins.yo says "the shell will try ..." (sometimes without the word "try") -- if someone were up for a lot of work, this should all be rewritten in active voice, i.e., "the shell does", not "the shell will (do)"; and unless something useful happens when "try" does not succeed [in which case explain it], remove the wishy-washy. diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo index cdf405b..365f8e1 100644 --- a/Doc/Zsh/builtins.yo +++ b/Doc/Zsh/builtins.yo @@ -1763,18 +1763,31 @@ ifnzman(noderef(Local Parameters))\ retain their special attributes when made local. For each var(name)tt(=)var(value) assignment, the parameter -var(name) is set to var(value). All forms of the command -handle scalar assignment. +var(name) is set to var(value). -If any of the reserved words tt(declare), tt(export), tt(float), +If the shell option tt(TYPESET_SILENT) is not set, for each remaining +var(name) that refers to a parameter that is already set, the name and +value of the parameter are printed in the form of an assignment. +Nothing is printed for newly-created parameters, or when any attribute +flags listed below are given along with the var(name). Using +`tt(PLUS())' instead of minus to introduce an attribute turns it off. + +If no var(name) is present, the names and values of all parameters are +printed. In this case the attribute flags restrict the display to only +those parameters that have the specified attributes, and using `tt(PLUS())' +rather than `tt(-)' to introduce the flag suppresses printing of the values +of parameters when there is no parameter name. + +All forms of the command handle scalar assignment. Array assignment is +possible if any of the reserved words tt(declare), tt(export), tt(float), tt(integer), tt(local), tt(readonly) or tt(typeset) is matched when the -line is parsed (N.B. not when it is executed) the shell will try to parse -arguments as assignments, except that the `tt(+=)' syntax and the -tt(GLOB_ASSIGN) option are not supported. This has two major differences -from normal command line argument parsing: array assignment is possible, -and scalar values after tt(=) are not split further into words even if -expanded (regardless of the setting of the tt(KSH_TYPESET) option; this -option is obsolete). Here is an example: +line is parsed (N.B. not when it is executed). In this case the arguments +are parsed as assignments, except that the `tt(+=)' syntax and the +tt(GLOB_ASSIGN) option are not supported, and scalar values after tt(=) +are em(not) split further into words, even if expanded (regardless of the +setting of the tt(KSH_TYPESET) option; this option is obsolete). + +Examples of the differences between command and reserved word parsing: example(# Reserved word parsing typeset svar=$(echo one word) avar=(several words)) @@ -1843,19 +1856,6 @@ To initialize a parameter var(param) to a command output and mark it readonly, use tt(typeset -r )var(param) or tt(readonly )var(param) after the parameter assignment statement. -If the shell option tt(TYPESET_SILENT) is not set, for each remaining -var(name) that refers to a parameter that is already set, the name and -value of the parameter are printed in the form of an assignment. -Nothing is printed for newly-created parameters, or when any attribute -flags listed below are given along with the var(name). Using -`tt(PLUS())' instead of minus to introduce an attribute turns it off. - -If no var(name) is present, the names and values of all parameters are -printed. In this case the attribute flags restrict the display to only -those parameters that have the specified attributes, and using `tt(PLUS())' -rather than `tt(-)' to introduce the flag suppresses printing of the values -of parameters when there is no parameter name. - If no attribute flags are given, and either no var(name) arguments are present or the flag tt(+m) is used, then each parameter name printed is preceded by a list of the attributes of that parameter (tt(array),