Re: [HACKERS] Missing feature in Phrase Search?

Hi everybody,

On 21.04.2017 20:47, Josh Berkus wrote:
> Oleg, Teodor, folks:
>
> I was demo'ing phrase search for a meetup yesterday, and the user
> feedback I got showed that there's a missing feature with phrase search.
>   Let me explain by example:
>
>
> 'fix <-> error' will match 'fixed error', 'fixing error'
> but not 'fixed language error' or 'fixed a small error'
>
> 'fix <2> error' will match 'fixed language error',
> but not 'fixing error' or 'fixed a small error'
>
> 'fix <3> error' will match 'fixed a small error',
> but not any of the other strings.
>
>
> This is because the # in <#> is an exact match.
>
> Seems like we could really use a way for users to indicate that they
> want a range of word gaps.  Like, in the example above, users could
> search on:
>
> 'fix <1:3> error'
>
> ... which would search for any phrase where "error" followed "fix" by
> between 1 and 3 words.
>
> Not wedded to any particular syntax for that, of course.

That could be useful. I would like to add another idea here about 
leaving out one side of the range.

'fix <:3> error'
'fix <2:> error'

To either indicate 1 (left) or unbounded (right).

Sven