Re: Irritations and frustrations with improved(?) search functionality

2010-04-26 Thread Yury V. Zaytsev
On Sun, 2010-04-25 at 20:22 -0500, Theodore Kilgore wrote:

 As I said, the problem is that forward search does not display the dialog 
 which you say is supposed to pop up. It just wraps without any warning at 
 all. This may be fixed in a more recent version than I am using, of 
 course.
 
 As to wrapping the backward search, well, as I said in my other message, I 
 do not think that is so terribly important. I would much rather have 
 things fixed which I used to use and they quit working.

Than version that you are using is outdated. We are putting a lot of
effort to maintain a stable 4.7.0.x branch (relatively) bug free, so if
you want an experience that matches 4.6.x as closely as possible in
terms of the behavior and stability you should use this instead of
random git snapshots of the work in progress.

In what concerns backwards wrapping, I checked out on 4.6.x and it
didn't wrap either way. I will file a bug for you.

I will parse the second message later as I get time.
 
-- 
Sincerely yours,
Yury V. Zaytsev

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Re: Irritations and frustrations with improved(?) search functionality

2010-04-26 Thread Yury V. Zaytsev
Hi!

On Sun, 2010-04-25 at 20:17 -0500, Theodore Kilgore wrote:

 Catch 22. I am supposed to give a complete description of a problem, and 
 then the message is too long. 

I think you know very well what I am talking about. It's just the
question WHO makes the effort. Either you express your thoughts in a
condensed form, e.g.:

Subject line summarizing each individual annoyance

4.6.x behavior: XXX
4.7.x behavior: YYY

Motivations for keeping consistency with the old behavior. Alternative /
compromise suggestions.

OR I will have to do it for you and subsequently file a Trac ticket, so
that other people can digest it, triage the report and fix the bug. 

The point is that this is certainly much easier for you, being a native
English speaker to make this effort. Also it will leave me with more
time to maybe actually come up with a fix or push these changes in the
development team. 

As you might imagine I'm neither working full time on supporting mc nor
getting paid for it, so it's crucial to optimize the efficiency of the
time I spend triaging bugs.

It's not all about the length per se, it's all about the entropy and the
information transfer function.

 Why? It appears to me it just gets in the way. Perhaps you need more than 
 one content field?

Because of the technical issues. Before there were three different
search engines with their own set of features and their own bugs. Now we
have just one, but as a side-effect the history of all three is shared
even if it should not be the case.

 2. Search for file by name only is a useful and time-honored feature. It 
 was not broken and did not need fixing.

 3. Search for file by name, or search for content, or the two combined 
 together, may also be a useful feature to somebody. But it should be 
 separately enabled from item 2, so that people who just want to search for 
 a file can live in peace. How about a specific Find file with content 
 option?

See my last comment to this bug with the historical analysis of this
situation and three suggestions which would probably satisfy both of us
and hopefully the other developers. 

 1. The two different kinds of searches are different kinds of
 searches. They should not share the same buffer or history and thus
 mix things together.

It turns out, that / and F7 functions in 4.6.x were documented,
different and didn't share buffers for a reason. In fact, F7 was
normal search, while / was explicitly a RegExp search. Now that the
search engine is the same for everybody you can do RegExp searches from
F7.

I am in favor of submitting a Trac ticket to ask to

1) Make / call a RegExp search by default, no matter what was the
previous choice

2) Make separate buffer for /, but keep the history unified.

This leaves us with the question on which buffer should Shift+F7 use and
how to justify efforts to re-implement 2) as apparently you were the
only person using it. 

 All I can say is, the old behavior was well liked and well appreciated by 
 at least one user -- while it lasted. And the new behavior is not 
 necessarily logical or helpful, at all. Have you never wanted to look 
 through a file full of C code or assembler for more than one thing at 
 once? Something like, search for foo, then bar, then foo then bar ... If 
 you have never wanted to do that, can you see why someone else might want 
 to? Believe me, it was very nice to have a pair of handy search tools 
 which would permit one to do a thing like that. And now they are gone, 
 victims of a welcome unification.

The problem here is that the old code was maintained by the old
developers it wouldn't be an issue. But what happened in fact is that
they have left the code to rot for some five years until it became
completely unmaintainable and now for every small change we need a huge
rewrite instead of a small incremental patch.

There's a huge amount of code duplication, copy and paste bugs and so on
and so forth. And it is not possible to extend this code or even make it
work with newer software stack unless you re-write some parts of it,
e.g. replace three different search engines with one.

What happens is that these rewrites introduce bugs, which is inevitable,
but this is the only way to move forward, because if you don't move
forward you don't stay were you are, but fall behind.

The consensus has been reached that once the transitions have been
completed the reasonable behavior of 4.6.x should be by default mimicked
as closely as possible with only few exceptions in case if it was
clearly buggy or inconsistent.

For this reason terse Trac tickets would be of much more help than the
long rants on the mailing list that only I will read. Does it make any
sense to you?
 
-- 
Sincerely yours,
Yury V. Zaytsev

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Re: Irritations and frustrations with improved(?) search functionality

2010-04-26 Thread Theodore Kilgore


On Mon, 26 Apr 2010, Yury V. Zaytsev wrote:

 Hi!
 
 On Sun, 2010-04-25 at 20:17 -0500, Theodore Kilgore wrote:
 
  Catch 22. I am supposed to give a complete description of a problem, and 
  then the message is too long. 
 
 I think you know very well what I am talking about. It's just the
 question WHO makes the effort. Either you express your thoughts in a
 condensed form, e.g.:
 
 Subject line summarizing each individual annoyance
 
 4.6.x behavior: XXX
 4.7.x behavior: YYY
 
 Motivations for keeping consistency with the old behavior. Alternative /
 compromise suggestions.
 
 OR I will have to do it for you and subsequently file a Trac ticket, so
 that other people can digest it, triage the report and fix the bug. 
 
 The point is that this is certainly much easier for you, being a native
 English speaker to make this effort. Also it will leave me with more
 time to maybe actually come up with a fix or push these changes in the
 development team. 
 
 As you might imagine I'm neither working full time on supporting mc nor
 getting paid for it, so it's crucial to optimize the efficiency of the
 time I spend triaging bugs.
 
 It's not all about the length per se, it's all about the entropy and the
 information transfer function.
 
  Why? It appears to me it just gets in the way. Perhaps you need more than 
  one content field?
 
 Because of the technical issues. Before there were three different
 search engines with their own set of features and their own bugs. Now we
 have just one, but as a side-effect the history of all three is shared
 even if it should not be the case.
 
  2. Search for file by name only is a useful and time-honored feature. It 
  was not broken and did not need fixing.
 
  3. Search for file by name, or search for content, or the two combined 
  together, may also be a useful feature to somebody. But it should be 
  separately enabled from item 2, so that people who just want to search for 
  a file can live in peace. How about a specific Find file with content 
  option?
 
 See my last comment to this bug with the historical analysis of this
 situation and three suggestions which would probably satisfy both of us
 and hopefully the other developers. 
 
  1. The two different kinds of searches are different kinds of
  searches. They should not share the same buffer or history and thus
  mix things together.
 
 It turns out, that / and F7 functions in 4.6.x were documented,
 different and didn't share buffers for a reason. In fact, F7 was
 normal search, while / was explicitly a RegExp search. 

Note that this made it possible for the two search functions to be used 
independently of each other.

Now that the
 search engine is the same for everybody you can do RegExp searches from
 F7.
 
 I am in favor of submitting a Trac ticket to ask to
 
 1) Make / call a RegExp search by default, no matter what was the
 previous choice
 
 2) Make separate buffer for /, but keep the history unified.
 
 This leaves us with the question on which buffer should Shift+F7 use and
 how to justify efforts to re-implement 2) as apparently you were the
 only person using it. 

Please take seriously my comments about that and try to think of 
situations where you might wish for the same kind of functionality. I 
suspect it would not be difficult to imagine that If only I could do 
this and if you stop and think about it, there is probably not any other 
easy way which is readily available. At least, I do not know of such. I 
ask you and the rest of the team please to think about this issue again.

  [...] Have you never wanted to look 
  through a file full of C code or assembler for more than one thing at 
  once? Something like, search for foo, then bar, then foo then bar ... If 
  you have never wanted to do that, can you see why someone else might want 
  to? 
 
 The problem here is that the old code was maintained by the old
 developers it wouldn't be an issue. But what happened in fact is that
 they have left the code to rot for some five years until it became
 completely unmaintainable and now for every small change we need a huge
 rewrite instead of a small incremental patch.
 
 There's a huge amount of code duplication, copy and paste bugs and so on
 and so forth. And it is not possible to extend this code or even make it
 work with newer software stack unless you re-write some parts of it,
 e.g. replace three different search engines with one.
 
 What happens is that these rewrites introduce bugs, which is inevitable,
 but this is the only way to move forward, because if you don't move
 forward you don't stay were you are, but fall behind.

Thank you for this description. I was not fully aware how bad the 
situation is. I have certainly done enough coding of my own to be aware of 
what can happen, and you have my sympathy. 

You would also have my help, except that we all must specialize to some 
extent. Sorry that I can not do more than I can do, actually.
 
 The consensus has been reached 

Re: Irritations and frustrations with improved(?) search functionality

2010-04-25 Thread Yury V. Zaytsev
Hi!

Sorry for breaking the thread, but your initial post was eaten by my
Bogofilter (was too long?)...

 The F9 menu gives a Find file option.

It always used to be the case, but now that the history has been
unified, it pre-fills the content field be default. 

http://www.midnight-commander.org/ticket/2046

Subject to change.

 Behavior of content search within a file using / or F7 seems to 
 me to have been seriously degraded from what for years used to 
 just work.

Assuming that you are talking about viewer, its forward search does
wrap, but displays a dialog (Search done, continue from the
beginning?) beforehand. Backwards search does not wrap, which might be
considered as a bug. Open a ticket for that.

 This is not a new one. I have mentioned it before on this list but
 somehow  it has not been fixed. Namely, the two options F7 and / in
 the good old days used to work separately, but now they work
 together. 

This is arguable. I haven't seen any viewer that explicitly maintains
two separate search buffers for some weird reason (I guess this mc
feature has not been documented either). The new behavior seems
logical to me and is a welcome unification.

 So let me say that another thing I found very frustrating did get 
 fixed in the release I am using. Namely, during several recent
 versions of MC the content search functions F7 and / were 
 forgetting what one was searching for if one closed one file 
 and opened another

The magic mantra is Open and follow a Trac ticket and thine wish shall
come true. Being more terse will also help a lot.
 
-- 
Sincerely yours,
Yury V. Zaytsev

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Re: Irritations and frustrations with improved(?) search functionality

2010-04-25 Thread Yury V. Zaytsev
On Sun, 2010-04-25 at 21:46 +0200, Yury V. Zaytsev wrote:

 Assuming that you are talking about viewer, its forward search does
 wrap, but displays a dialog (Search done, continue from the
 beginning?) beforehand. Backwards search does not wrap, which might be
 considered as a bug. Open a ticket for that.

http://www.midnight-commander.org/ticket/1917

http://www.midnight-commander.org/ticket/2091 
 
-- 
Sincerely yours,
Yury V. Zaytsev

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Re: Irritations and frustrations with improved(?) search functionality

2010-04-25 Thread Theodore Kilgore


On Sun, 25 Apr 2010, Yury V. Zaytsev wrote:

 On Sun, 2010-04-25 at 21:46 +0200, Yury V. Zaytsev wrote:
 
  Assuming that you are talking about viewer, its forward search does
  wrap, but displays a dialog (Search done, continue from the
  beginning?) beforehand. Backwards search does not wrap, which might be
  considered as a bug. Open a ticket for that.
 
 http://www.midnight-commander.org/ticket/1917
 
 http://www.midnight-commander.org/ticket/2091 

Yuri,

As I said, the problem is that forward search does not display the dialog 
which you say is supposed to pop up. It just wraps without any warning at 
all. This may be fixed in a more recent version than I am using, of 
course.

As to wrapping the backward search, well, as I said in my other message, I 
do not think that is so terribly important. I would much rather have 
things fixed which I used to use and they quit working.

Theodore Kilgore

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