Thank you Patryk Węgrzynek for these notes. I often feel uneasy when things like "ways of comunications” are unclean to me just at the beginning of reading of text. I like have everything clear at start and you help me clear some mess in my head.
Best Kamil pt., 29 paź 2021 o 16:00 Kamil Ziemian <kziemian...@gmail.com> napisał(a): > Thank you Jan Marcel, now I understand this part of Spec. I now will go > back to read rest of it. > > Best > Kamil > > piątek, 29 października 2021 o 13:29:16 UTC+2 Jan Mercl napisał(a): > >> On Fri, Oct 29, 2021 at 12:53 PM Kamil Ziemian <kziem...@gmail.com> >> wrote: >> > >> > From what I understand about EBNF production_name should be defined >> using EBNF notation in manner like below. >> > >> > production_name = something1 | something2 >> > >> > But I don't see such definition in Spec. >> >> Because production_name is a terminal symbol of the EBNF grammar per se. >> >> """" >> Lower-case production names are used to identify lexical tokens. >> Non-terminals are in CamelCase. >> """" >> >> src: https://golang.org/ref/spec#Notation >> >> The above link defines a meta-grammar, ie. a grammar of the EBNF >> grammar in which the actual Go EBNF grammar is later on defined. In >> the Go case the terminals are really defined, like here >> https://golang.org/ref/spec#Letters_and_digits. >> >> The EBNF grammar per se is outlined only loosely and is strictly not >> complete in this case, so you're right. The reader is expected to >> assume "usual" grammar of an identifier, like "a letter followed by 1 >> or more letters or digits", for example. The "real" definition of EBNF >> can be found for example here: >> https://en.wikipedia.org/wiki/Extended_Backus%E2%80%93Naur_form. It >> seems too long to include in the Go specs, moreover I think it even >> differs in some details. >> >> -j >> > -- > You received this message because you are subscribed to a topic in the > Google Groups "golang-nuts" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/golang-nuts/xwavrjBZbeE/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/413421f3-914c-4a71-8cd5-4464b8262802n%40googlegroups.com > <https://groups.google.com/d/msgid/golang-nuts/413421f3-914c-4a71-8cd5-4464b8262802n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/CAB3gO8owOOfJzpUm_PPh8AKQ74m%2BD8GJFfCuS-CgjXx8q2j0nA%40mail.gmail.com.
