VIATRA/DeveloperMeetingMinutes/Meeting20160512

Topics

• Bugzilla status: VIATRA
• TODOs from last week
  • TODO S. Dani: evaluate the tools in practice for defining language in asciidoc
  • TODO S. Dani: insert copyright for CPS demo based on table
    • Done by Peti
  • TODO István viatra.net newsletter about release
    • http://viatra.net/news/2016/5/viatra-1-2-0-released
  • TODO Ábel: document this on wiki (headless/non OSGi page)
    • https://wiki.eclipse.org/VIATRA/Query/UserDocumentation/HeadlessExecution#Using_VIATRA_Query_in_a_Java_application
  • TODO Peti, Ábel, Zoli: create spreadsheet for cost estimation on Transformation Debugger, Query Dev UI, type inferrer
• Q: Can base indexer support lazy-loaded models?
• Q: Should we encourage the users to submit obfuscated models as attachments to bugzillas?
• Q: Can the obfuscator obfuscate Xtext models?
• Neon target platform support
• 1.3 proposed timing
  • 2016/05/19: M1
  • 2016/06/11: M2
  • 2016/07/07: Release

Minutes

• Asciidoc syntax highlighting for VQL
  • Tool: highlightjs - client side coloring
    • Works in browser
    • Try PDF
  • Current status: http://img.prntscr.com/img?url=http://i.imgur.com/0VYvmOs.png
  • TODO SDani: integrate into VIATRA docs
• CPS Demonstrator:
  • Copyright added, CQ in progress
  • Tests are in different CQ
• Query-by-example: CQ in progress
• Q: base indexer on lazy-loaded models
  • It would be possible to tell the base index to not resolve any proxies
  • Strange behavior (matches change when simply navigating the model)
  • Users should know about resource filters, as that may be enough for a lot of use cases
  • Resource filter documentation: https://wiki.eclipse.org/VIATRA/Query/UserDocumentation/API/Advanced#Using_Filtered_Input_Models_During_Pattern_Matching
  • TODO István file a bug for this
    • DONE: https://bugs.eclipse.org/bugs/show_bug.cgi?id=493530
• Q: Suggest users to use model obfuscator to upload models to issues
  • https://wiki.eclipse.org/VIATRA/UserDocumentation/IssueTracking
  • TODO Ábel: Add link to Getting help part and expand with obfuscator suggestion
• Q: Possible to use obfuscator on Xtext models?
  • What happens if the obfuscated string is a keyword?
  • Custom serialization
  • Sounds like a good task for an internship
• Neon target platform
  • Base index EMF compatibility: OK
  • Xtext 2.10 compatibility: OK
  • Databinding and Java 8
    • Ensure version we build can be installed in Neon
    • TODO consider dev/build/test target platforms
• TODO Effort estimation
  • Ábel: query dev
  • Zoli: type inference
  • Ábel, Dani: reverse engineering tool
    • What can be done until 1.3 release
  • Balázs: local search
    • TODO Zoli: send mail to start organizing meeting
• Graphical VQL editor issues
  • What happens with erroneous, partial models (dangling variables)
  • Complex operations vs metamodel changes