Dub seems to be using an earlier version of the dependency that I tell it to use

[Steven Schveighoffer]

On 1/22/21 10:34 AM, vnr wrote:
> Hello 😊
> 
> I'm trying to use the combinator Pry parser library 
> (https://code.dlang.org/packages/pry/0.3.2), but, as I'll explain in the 
> rest of this message, it seems to be a bad version of the lib that dub 
> downloads me.
> 
> So, simply by adding pry as a dependency on a virgin project, and using 
> features that are present in the documentation and examples, dub 
> indicates that these features are non-existent. I have identified the 
> following combinators that were not recognized: `delimited`, `optional`, 
> `skipWs`, `slice`, `utfString` and also the `stk `atom. There may be 
> others.
> 
> Searching in the code and in the different versions, it seems that the 
> combinators I quoted are not part of the old versions (under 0.3.2), but 
> it is indeed this version that I included in the blank project...
> 
> Here is a simple example (by the way, the examples in the "example" 
> folder don't work for me either):
> ```d
> import pry;
> import std.stdio;
> 
> void main()
> {
>      alias S = SimpleStream!string;
>      with(parsers!S)
>      {
>          auto p = delimited(range!('0', '9').rep, tk!',');
>          auto s = "3,3,4".stream;
>          string[] values;
>          S.Error err;
>          auto r = p.parse(s, values, err);
>          writeln(r);
>      }
> }
> ```
> With the following dub.sdl :
> ```sdl
> name "test"
> dependency "pry" version="~>0.3.2"
> ```
> By building, I get:
> ```bash
> $ dub build
> pry 0.3.2: target for configuration "library" is up to date.
> test ~master: building configuration "application"...
> source\app.d(9,12): Error: undefined identifier delimited
> ```
> 
> What's wrong with all this? How come I'm using the "newest" version of 
> pry, but an older version of the library seems to be used instead?
> 
> Is there a problem with the way I use dub, or is the library too old (4 
> years old anyway)?

It just needs a tag. delimited (for example) added here:

https://github.com/DmitryOlshansky/pry-parser/commit/808d01c30b50a928f5795dab7e6c0a7a392899b0

May of 2017, Last tag was v0.3.2 on January 2017.

Just add an issue, ask Dmitry to release a new version.

-Steve