From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.text.pandoc/31612 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "'William Lupton' via pandoc-discuss" Newsgroups: gmane.text.pandoc Subject: Re: Examples for some pandoc.List methods Date: Thu, 20 Oct 2022 18:10:04 +0100 Message-ID: References: <878rlao2x9.fsf@zeitkraut.de> Reply-To: pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="0000000000001f657905eb7a66d8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6477"; mail-complaints-to="usenet@ciao.gmane.io" To: pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Original-X-From: pandoc-discuss+bncBCS4HJ6WSAHBBA4CY2NAMGQEPQ6Y5FI-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Thu Oct 20 19:10:32 2022 Return-path: Envelope-to: gtp-pandoc-discuss@m.gmane-mx.org Original-Received: from mail-pl1-f186.google.com ([209.85.214.186]) by ciao.gmane.io with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1olZ3v-0001Us-RN for gtp-pandoc-discuss@m.gmane-mx.org; 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[2607:f8b0:4864:20::b2e]) by gmr-mx.google.com with ESMTPS id k132-20020a62848a000000b0056611e6228dsi836750pfd.1.2022.10.20.10.10.16 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 20 Oct 2022 10:10:16 -0700 (PDT) Received-SPF: pass (google.com: domain of wlupton-QSt+ys/nuMyEUIsrzH9SikB+6BGkLq7r@public.gmane.org designates 2607:f8b0:4864:20::b2e as permitted sender) client-ip=2607:f8b0:4864:20::b2e; Original-Received: by mail-yb1-xb2e.google.com with SMTP id f205so369313yba.2 for ; Thu, 20 Oct 2022 10:10:16 -0700 (PDT) X-Received: by 2002:a25:9983:0:b0:6bc:71fb:75fe with SMTP id p3-20020a259983000000b006bc71fb75femr12493569ybo.393.1666285815417; Thu, 20 Oct 2022 10:10:15 -0700 (PDT) In-Reply-To: <878rlao2x9.fsf-9EawChwDxG8hFhg+JK9F0w@public.gmane.org> X-Original-Sender: wlupton-QSt+ys/nuMyEUIsrzH9SikB+6BGkLq7r@public.gmane.org X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@broadband-forum.org header.s=google header.b=FZ9YuNJD; spf=pass (google.com: domain of wlupton-QSt+ys/nuMyEUIsrzH9SikB+6BGkLq7r@public.gmane.org designates 2607:f8b0:4864:20::b2e as permitted sender) smtp.mailfrom=wlupton-QSt+ys/nuMyEUIsrzH9SikB+6BGkLq7r@public.gmane.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=broadband-forum.org X-Original-From: William Lupton Precedence: list Mailing-list: list pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org; contact pandoc-discuss+owners-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-ID: X-Google-Group-Id: 1007024079513 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , Xref: news.gmane.io gmane.text.pandoc:31612 Archived-At: --0000000000001f657905eb7a66d8 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Also, 'needle' presumably refers to finding a needle in a haystack ( https://dictionary.cambridge.org/dictionary/english/needle-in-a-haystack), where the list is the haystack! The use of this term is probably paying homage to the C run-time library's strstr() function (and friends): STRSTR(3) Library Functions Manual STRSTR(3) NAME strstr, strcasestr, strnstr =E2=80=93 locate a substring in a string LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include char *strstr(const char *haystack, const char *needle); ... DESCRIPTION The strstr() function locates the first occurrence of the null-terminated string needle in the null-terminated string haystack. On Thu, 20 Oct 2022 at 17:50, Albert Krewinkel wrote: > > perro tuerto writes: > > > Hi, I am trying to understand how to implement pandoc.List:find, > > pandoc.List:find_if, pandoc.List:filter and pandoc.List:includes but > > I don't understand what does =E2=80=9Cneedle=E2=80=9C or =E2=80=9Cpred= =E2=80=9D mean. Can I see some > > examples of how to use these methods? Thanks > > You are right, some examples would help to improve the docs. > > The test suite for lists contains some code that might help here: > https://github.com/hslua/hslua/blob/main/hslua-list/test/test-list.lua > E.g., for `find` see lines 79 ff. > > -- > Albert Krewinkel > GPG: 8eed e3e2 e8c5 6f18 81fe e836 388d c0b2 1f63 1124 > > -- > You received this message because you are subscribed to the Google Groups > "pandoc-discuss" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to pandoc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org > To view this discussion on the web visit > https://groups.google.com/d/msgid/pandoc-discuss/878rlao2x9.fsf%40zeitkra= ut.de > . > --=20 You received this message because you are subscribed to the Google Groups "= pandoc-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to pandoc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To view this discussion on the web visit https://groups.google.com/d/msgid/= pandoc-discuss/CAEe_xxgZQvkNRsOD5JTTumPgWFKQPJNfitDAGM-mPLGVg6FSUg%40mail.g= mail.com. --0000000000001f657905eb7a66d8 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Also, 'needle' presumably refers to finding a need= le in a haystack (https://dictionary.cambridge.org/dictionary/eng= lish/needle-in-a-haystack), where the list is the haystack!

The use of this term is probably paying homage to the C run-time li= brary's=C2=A0strstr() function (and friends):

= STRSTR(3) =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Library Functions Manual =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 STRSTR(3= )

NAME
=C2=A0 =C2=A0 =C2=A0strstr, strcasestr, strnstr =E2=80=93 = locate a substring in a string

LIBRARY
=C2=A0 =C2=A0 =C2=A0Standa= rd C=C2=A0Library (libc, -lc)

SYNOPSIS
=C2=A0 =C2=A0 =C2=A0#inclu= de <string.h>
=C2=A0 =C2=A0 =C2=A0char *strstr(const char *haystac= k, const char *needle);
...

DESCRIPTION
=C2=A0 =C2=A0 =C2=A0The strstr() function locates t= he first occurrence of the null-terminated string needle in the null-termin= ated string
=C2=A0 =C2=A0 =C2=A0haystack.

On Thu, 20 Oct= 2022 at 17:50, Albert Krewinkel <albert+pandoc-9EawChwDxG8hFhg+JK9F0w@public.gmane.org> wrote:

perro tuerto <nika.zhenya-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:

> Hi, I am trying to understand how to implement pandoc.List:find,
> pandoc.List:find_if, pandoc.List:filter and pandoc.List:includes but > I don't understand what does =E2=80=9Cneedle=E2=80=9C or =E2=80=9C= pred=E2=80=9D mean. Can I see some
> examples of how to use these methods? Thanks

You are right, some examples would help to improve the docs.

The test suite for lists contains some code that might help here:
https://github.com/hslua/hslua= /blob/main/hslua-list/test/test-list.lua
E.g., for `find` see lines 79 ff.

--
Albert Krewinkel
GPG: 8eed e3e2 e8c5 6f18 81fe=C2=A0 e836 388d c0b2 1f63 1124

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