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| A minimal LL(1) parser generator ? borucki.andrzej@gmail.com (Andy) (2019-12-21) |
| Re: A minimal LL(1) parser generator ? arnold@skeeve.com (2019-12-22) |
| Re: A minimal LL(1) parser generator ? anton@mips.complang.tuwien.ac.at (2019-12-26) |
| Re: A minimal LL(1) parser generator ? carlglassberg@gmail.com (2019-12-29) |
| Re: A minimal LL(1) parser generator ? gaztoast@gmail.com (2019-12-31) |
| Re: A minimal LL(1) parser generator ? anton@mips.complang.tuwien.ac.at (2019-12-31) |
| Re: A minimal LL(1) parser generator ? carlglassberg@gmail.com (2020-01-01) |
| Re: A minimal LL(1) parser generator ? gaztoast@gmail.com (honey crisis) (2020-01-02) |
| Re: A minimal LL(1) parser generator ? anton@mips.complang.tuwien.ac.at (2020-01-02) |
| Re: A minimal LL(1) parser generator ? gneuner2@comcast.net (George Neuner) (2020-01-02) |
| Re: A minimal LL(1) parser generator ? rockbrentwood@gmail.com (2020-01-04) |
| Re: A minimal LL(1) parser generator ? gaztoast@gmail.com (honey crisis) (2020-01-05) |
| Re: A minimal LL(1) parser generator ? carlglassberg@gmail.com (2020-01-05) |
| [7 later articles] |
| From: | carlglassberg@gmail.com |
| Newsgroups: | comp.compilers |
| Date: | Wed, 1 Jan 2020 01:02:26 -0800 (PST) |
| Organization: | Compilers Central |
| References: | 19-12-016 19-12-030 19-12-032 19-12-040 |
| Injection-Info: | gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="62468"; mail-complaints-to="abuse@iecc.com" |
| Keywords: | LL(1) |
| Posted-Date: | 01 Jan 2020 12:33:43 EST |
| In-Reply-To: | 19-12-040 |
On Tuesday, December 31, 2019 at 8:42:51 AM UTC-8, Anton Ertl wrote:
> carlglassberg@gmail.com writes:
> >Gray's meta notation uses a postix operator "&&" for "separator list".
...
> >If Gray: "a b &&" ---> EBNF: "a { b a }"
...
> >then ...
...
> >"a b && c &&"
>
> The left operand of the second && would be "a b &&", so the whole
> thing would be equivalent to
>
> a {b a} {c {a {b a}}}
...
Should that be ?
a {b a} { c a {b a}}
Also, would
a b && c d &&
parse as:
a { b a } c { d c }
or as:
a { b a } c { d a { b a } c }
???
Carl
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