FWD » Core Development » Conversion Tools

04/08/2026

02:27 AM Bug #6629: incremental conversion for OpenClient proxy programs

Artur Școlnic wrote:
> Runtime testing on the customer project can be done only with the custom branch patched with ... Dănuț Filimon

02:24 AM Bug #6629: incremental conversion for OpenClient proxy programs

Runtime testing on the customer project can be done only with the custom branch patched with the changes from 6629a. ... Artur Școlnic

04/07/2026

10:50 AM Feature #7178: move the buffer scoping calculations to parse time

I don't want us to spend too much time trying to use obscure 4GL preprocessor usage patterns. We don't have to gener... Greg Shah

09:46 AM Feature #7178: move the buffer scoping calculations to parse time

Started validating some of the tests I generated only to find most of them being actually wrong when the syntax got c... Dănuț Filimon

08:55 AM Bug #6629: incremental conversion for OpenClient proxy programs

Committed *6629a/16513*. Incremental conversion fixed the remaining files and the project compiled.
Testing went w... Dănuț Filimon

06:50 AM Bug #6629: incremental conversion for OpenClient proxy programs

Dănuț Filimon wrote:
> There are a few parameters which are not initialized properly, in @SupportService.resolveServ... Dănuț Filimon

06:36 AM Bug #6629: incremental conversion for OpenClient proxy programs

There are a few parameters which are not initialized properly, in @SupportService.resolveService() there should be a ... Dănuț Filimon

03:41 AM Bug #6629: incremental conversion for OpenClient proxy programs

Only two files failed conversion, the error is:... Dănuț Filimon

08:34 AM Feature #9638: resolve OO dependencies during parsing using annotations in already converted classes

Greg Shah wrote:
> @OpenEdge.Core.Collections.Stack@
> @Progress.Lang.Enum@
> @Progress.Lang.SysError@
>
> * @O... Octavian Adrian Gavril

08:31 AM Feature #9638: resolve OO dependencies during parsing using annotations in already converted classes

@OpenEdge.Core.Collections.Stack@ becomes @com.goldencode.p2j.oo.core.collections.LegacyStack@
@Progress.Lang.Enum@ ... Greg Shah

08:23 AM Feature #9638: resolve OO dependencies during parsing using annotations in already converted classes

About builtin classes, how are the legacy class names mapped to the actual builtin implementation? For example: @Open... Octavian Adrian Gavril

04/06/2026

09:10 AM Feature #7178: move the buffer scoping calculations to parse time

Let's see, small update. I've made tests for the following scenarios:
* all cases mentioned in #7178-2 were made int... Dănuț Filimon

06:41 AM Bug #6629: incremental conversion for OpenClient proxy programs

Dănuț Filimon wrote:
> Rebased 6629a to latest trunk/16505, the branch is now at revision 16512.
Please do conversi... Constantin Asofiei

06:40 AM Bug #6629: incremental conversion for OpenClient proxy programs

Rebased 6629a to latest trunk/16505, the branch is now at revision 16512. Dănuț Filimon

06:33 AM Bug #6629: incremental conversion for OpenClient proxy programs

*6629a/16460* is available, I will be rebasing the branch now. Dănuț Filimon

06:31 AM Bug #6629: incremental conversion for OpenClient proxy programs

Dănuț Filimon wrote:
> Constantin Asofiei wrote:
> > Otherwise, you mention @wrong path being looked up for rest@ -... Constantin Asofiei

06:15 AM Bug #6629: incremental conversion for OpenClient proxy programs

Constantin Asofiei wrote:
> Otherwise, you mention @wrong path being looked up for rest@ - where is this fix?
It ... Dănuț Filimon

06:14 AM Bug #6629: incremental conversion for OpenClient proxy programs

Please rebase and:
* remove @WebHandlerConfig@ - I think I forgot to delete it via #11213
* @JavaPatternWorker@ - h... Constantin Asofiei

05:52 AM Bug #6629: incremental conversion for OpenClient proxy programs

Dănuț Filimon wrote:
> Tested a customer application and there's an issue with:
> [...] The @expected_file.p@ can't... Dănuț Filimon

04:25 AM Bug #6629: incremental conversion for OpenClient proxy programs

Tested a customer application and there's an issue with:... Dănuț Filimon

04/03/2026

03:44 PM Feature #3883 (Pending): eclipse plug for developing 4GL code using FWD including editing, syntax...

Greg Shah

12:06 PM Feature #3883: eclipse plug for developing 4GL code using FWD including editing, syntax checks, r...

We will focus time on #11355 and that delivery should also work in Theia. Regardless of that point, the delivery wil... Greg Shah

03:44 PM Feature #6319 (Rejected): IntelliJ plugin

We can revisit this decision in the future but for now I want to be clear that this is not being worked. Greg Shah

02:51 PM Feature #6319: IntelliJ plugin

Greg, I share your concerns. IntelliJ is indeed a superior Java IDE - the debugger alone is light years ahead of VSCo... Hynek Cihlar

12:04 PM Feature #6319: IntelliJ plugin

My assessment is that it does not make sense to invest in an IntelliJ plugin. Their direction is closed/proprietary ... Greg Shah

12:05 PM Feature #11355: VSCode extension

Implement a fully featured VSCOde extension that supports the full lifecycle of BOTH 4GL and Java development using F... Greg Shah

11:55 AM Feature #11355 (New): VSCode extension

Greg Shah

11:21 AM Bug #6629: incremental conversion for OpenClient proxy programs

Constantin: Is there any additional testing needed or can this merge? Greg Shah

11:20 AM Bug #4867 (Closed): Incremental conversion: change detection algorithm ignores .hints and .ext-hi...

Greg Shah

04/01/2026

10:49 AM Feature #9638: resolve OO dependencies during parsing using annotations in already converted classes

Rebased branch *9638a* with *trunk/16495*. I had fix a post-rebase error. The new revision is *16500*. Octavian Adrian Gavril

08:07 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

I finally managed to get a version of trunk that compiles. Now I'm trying to figure out why the transform driver is t... Paula Păstrăguș

08:02 AM Feature #7178: move the buffer scoping calculations to parse time

Constantin, I've improved the tests and made the following procedure:... Dănuț Filimon

04:52 AM Feature #7178: move the buffer scoping calculations to parse time

Thank you for the list Constantin, I will look into a way to automate creating those tests. Although I do not see it ... Dănuț Filimon

03/31/2026

10:14 AM Feature #7178: move the buffer scoping calculations to parse time

Danut, this is a list of main issues (but not the only issues) which should be covered by the tests. Ideally we can ... Constantin Asofiei

09:36 AM Feature #7178: move the buffer scoping calculations to parse time

Dănuț Filimon wrote:
> I created unit tests, but I can easily extract everything into a set of separate procedures.
... Constantin Asofiei

09:35 AM Feature #7178: move the buffer scoping calculations to parse time

Constantin Asofiei wrote:
> Dănuț Filimon wrote:
> > Because of the issue with the VM database, Constantin told me ... Dănuț Filimon

09:30 AM Feature #7178: move the buffer scoping calculations to parse time

Dănuț Filimon wrote:
> Because of the issue with the VM database, Constantin told me to use the Procedure Editor. Ho... Constantin Asofiei

09:25 AM Feature #7178: move the buffer scoping calculations to parse time

Because of the issue with the VM database, Constantin told me to use the Procedure Editor. However, it seems I need a... Dănuț Filimon

03/30/2026

09:33 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Ah, one more thing worth mentioning: I haven't tackled the lexer-side parser surgery yet, but I did find some equival... Paula Păstrăguș

09:26 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Just a quick update: I managed to get the Progress Parser class close to compile, but there are still quite a few inc... Paula Păstrăguș

03:02 AM Feature #7178: move the buffer scoping calculations to parse time

A bit of a summary update on the current tests:
* Added a few tests based on #7178-9 tasks where I could extract a f... Dănuț Filimon

03/20/2026

07:52 AM Feature #11317 (New): Implementing multi-threaded parsing

Octavian Adrian Gavril

05:42 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

OK, that would be a good result. The final exam will be if @ProgressTransformDriver@ works properly. Greg Shah

05:04 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

@setChannel(Token.HIDDEN_CHANNEL)@ likely does everything needed: the tokens aren't discarded, they're simply routed ... Paula Păstrăguș

05:00 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Used this grammar to see what happens when we hide a token in antlr4 using @setChannel(Token.HIDDEN_CHANNEL)@:
<pr... Paula Păstrăguș

04:57 AM Feature #7178: move the buffer scoping calculations to parse time

There are buffer scoping tests available in the testcases project, /tests/persistence/buffer_scoping/. A quick scan o... Dănuț Filimon

03/19/2026

11:51 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

> Will be enough to set the channel to @HIDDEN_CHANNEL@ for the old @hide()@ method?
I doubt it.
Here is the co... Greg Shah

10:22 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Will be enough to set the channel to @HIDDEN_CHANNEL@ for the old @hide()@ method?
Note to myself: investigate whe... Paula Păstrăguș

03/18/2026

07:29 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

> Hm.., so are we aiming to eliminate all of the parser-side token stream surgery?
At least the forms I describe i... Greg Shah

07:15 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Hm.., so are we aiming to eliminate all of the parser-side token stream surgery? Paula Păstrăguș

07:03 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

> I started working on the Progress parser, and I'm seeing that hidden tokens are used quite a bit in methods such as... Greg Shah

05:00 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

I started working on the Progress parser, and I'm seeing that hidden tokens are used quite a bit in methods such as @... Paula Păstrăguș

03:29 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Committed the migrated lexer and parser for @expression.g@ as rev *16468*. Paula Păstrăguș

03/17/2026

03:26 PM Support #10231 (WIP): Document the code style guidelines for ANTLR grammars, based on progress.g

Please enhance the documentation to address changes for ANTLR4.
Also, fix missing or incorrect content in general ... Greg Shah

11:09 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Fearless and confident! Let's go! Greg Shah

10:52 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Should be done before coffee ☕ gets cold next morning 😄 Paula Păstrăguș

10:48 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

It is now time for the Progress Parser. 😱 Greg Shah

10:32 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Fixed it:-D
I'll continue testing, and if no issues arise, I'll commit the expression parser and lexer tomorrow mo... Paula Păstrăguș

09:52 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Finished migration of @expression.g@. I did some testing and found some differences that I believe are caused by the ... Paula Păstrăguș

03/16/2026

10:54 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Committed the FQL lexer and parser as rev *16467*.
I compared the AST produced and later manipulated in FqlToSqlCo... Paula Păstrăguș

08:32 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

@com/goldencode/expr/expression.g@ Greg Shah

08:17 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Finished migrating the FQL parser. I also ran some tests using the existing @FqlToSqlConverter@. I'll continue testin... Paula Păstrăguș

03/13/2026

10:53 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Committed as rev *16466*. (the hql parser and grammar)
I could not find any cases where the HQL grammar produces d... Paula Păstrăguș

09:18 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

@fql.g@ Greg Shah

08:58 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

I have completed the migration of the HQL parser and lexer. I also did some initial testing of the grammar by compari... Paula Păstrăguș

03:16 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Next step: hql.g migration - wip Paula Păstrăguș

03:15 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Committed as rev *16465*. Decoupled antlr2 logic from the antlr4 logic. (Also refined schema parser and the progress ... Paula Păstrăguș

03/12/2026

10:50 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Greg, I'm not able to commit the changes. I keep getting @Could not request local forwarding.@ @Connection reset by p... Paula Păstrăguș

05:10 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Managed to fix this. It turned out not to be very difficult, since the ANTLR4 lexer provides a @Vocabulary@ along wit... Paula Păstrăguș

03:35 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Paula Păstrăguș wrote:
> The only *issue* I noticed is that the type is not resolved properly. It seems that the new... Paula Păstrăguș

03/11/2026

11:26 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

There were also some build issues: classes were duplicated because ANTLR4 creates a @.antlr@ folder (hidden folder) w... Paula Păstrăguș

11:23 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

Paula Păstrăguș wrote:
> I'll share more details about how I approached it and which path I chose.
I managed to ... Paula Păstrăguș

11:13 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

also solved the id issue, now they are exactly the same as the ones generated by antlr2. Paula Păstrăguș

11:11 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

I compared the ASTs and they appear to be correct.. The only *issue* I noticed is that the type is not resolved prope... Paula Păstrăguș

10:03 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

🚨 I managed to obtain the schema root AST using our new schema parser and Progress lexer, with a few local changes co... Paula Păstrăguș

08:01 AM Feature #10804: create replacement AST implementation for use with ANTLR 4

I think I've managed to decouple the ANTLR4 logic from the existing ANTLR2 logic, and I finally got fwd to compile. I... Paula Păstrăguș