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| Related articles |
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| Preview in grammar franku@fmi.uni-passau.de (Ulrich Frank) (2006-05-03) |
| Re: Preview in grammar marcov@stack.nl (Marco van de Voort) (2006-05-04) |
| Re: Preview in grammar haberg@math.su.se (2006-05-04) |
| Re: Preview in grammar pbmann@gmail.com (2006-05-09) |
| Re: Preview in grammar haberg@math.su.se (2006-05-09) |
| Re: Preview in grammar DrDiettrich@compuserve.de (Hans-Peter Diettrich) (2006-05-09) |
| Re: Preview in grammar franku@fmi.uni-passau.de (Ulrich Frank) (2006-05-09) |
| Re: Preview in grammar cfc@shell01.TheWorld.com (Chris F Clark) (2006-05-11) |
| Re: Preview in grammar franku@fmi.uni-passau.de (Ulrich Frank) (2006-05-11) |
| Re: Preview in grammar franku@fmi.uni-passau.de (Ulrich Frank) (2006-05-11) |
| Re: Preview in grammar Meyer-Eltz@t-online.de (Detlef Meyer-Eltz) (2006-05-12) |
| Re: Preview in grammar cfc@shell01.TheWorld.com (Chris F Clark) (2006-05-12) |
| [4 later articles] |
| From: | Hans-Peter Diettrich <DrDiettrich@compuserve.de> |
| Newsgroups: | comp.compilers |
| Date: | 9 May 2006 00:52:22 -0400 |
| Organization: | Compilers Central |
| References: | 06-05-011 |
| Keywords: | parse |
| Posted-Date: | 09 May 2006 00:52:22 EDT |
Ulrich Frank wrote:
> I need a preview which token comes next in an uncomplete input string.
> For example when you type "select abc" the preview would be "from". Or
> in "select abc from def where abc" the preview would be "<, <=, >, >=,
> equals".
Do you mean the next token from the input stream, or the set of
acceptable tokens at the current parser state?
>
> I already looked at
> - ANTLR (LL) which does not provide this funcionality
> - JavaCC (LL) provides it
> - JavaCUP (LALR) does not provide
> - SableCC (LALR) provides it
Have a look at CoCo/R. It's "only" a LL(1) parser generator, but it
might be appropriate to answer your questions.
DoDi
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