On Tuesday, 17 July 2012 02:37:19 UTC+8, Ivan Andrus wrote: > > On Jul 16, 2012, at 8:13 PM, Dima Pasechnik wrote: > > On Tuesday, 17 July 2012 01:42:54 UTC+8, Ivan Andrus wrote: >> >> On Jul 16, 2012, at 3:16 PM, Dima Pasechnik wrote: >> >> On Monday, 16 July 2012 12:06:10 UTC+8, Kwankyu Lee wrote: >>> >>> Hi, >>> >>> This ticket is long abandoned at Trac without a reviewer. >>> >>> http://trac.sagemath.org/sage_trac/ticket/12503 >>> >>> The feature that the patch provides is indispensable to me when I use >>> command line interface of Sage. I think it is also very useful to you. >>> Would you be a reviewer of the ticket? >> >> >> comments there seem to indicate it's a duplicate of already closed >> #10289<http://trac.sagemath.org/sage_trac/ticket/10289> >> . >> Only by going to the latter one sees that it was a duplicate... :–) >> >> By the way, is there a sorely missed by me feature of getting the next >> command in the history? >> I.e. I often do something like this: >> >> sage: A... >> sage: B... >> sage: C... >> oops, wrong answer; editing code... >> sage: A... >> sage: B... >> sage: C... >> oops, wrong answer; editing code... >> sage: A... >> sage: B... >> sage: C... >> Good! >> >> So I can navigate history to A, but once I am there and executed it, I >> want a quick way to go to B. >> But it's not available... >> >> >> That's the whole point of this patch, unless I'm misunderstanding what >> you want. Here's the workflow (after having bound keys appropriately). >> >> 1. Navigate your history to A >> 2. Type C-o (or whatever) and it will >> a. execute A >> b. take you to B automatically. >> >> Is this what you wanted? >> > > More or less. > Specifically, I want the same behaviour as in GAP. In GAP one can go to A > using (say) arrows keys. Then, after executing A, you get GAP prompt, just > as if you execute the "normal" command. But if you then hit arrow-down > (i.e. "next command" in history) you'll get to B. > > In Sage executing A brings you to the bottom of the history (which I > weird, IMHO). > > > So execute normally but remember where you were in the history if you > press down. I've always found that a bit weird since if you press up you > _lose_ your place. But I grew up in a bash shell before a GAP shell. :-) >
I started using GAP and Unix at the same time, in 1993, I think. Thanks goodness I seldom had a need to debug Unix shell code interactively :-) > I'm sure such a thing would be easy by adding another function on top of > this patch. > > FWIW, I think this should go in soon and have another patch to get the GAP > behavior, since this has been languishing for quite a while. There should > also be a section that basically says, do XYZ to get GAP behavior and WXY > to get Magma behavior, etc. > > my point is that it should be customizable. One wants bash (resp. GAP, resp. Magma) behavior, (s)he can get it. > -Ivan > -- -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
