LitterBox Version 1.9.1

• fix annotation command (d3a4782, #6)

Note: The change can only be found in on the 1.9 branch.

LitterBox Version 1.9

• heuristics that check if previously found issues have been fixed
• new command line interface with subcommands to allow for easier grouping of flags and parameters
• support for the music and translate extensions
• major internal restructuring of the program analyzers and the parser
• extracted machine learning input into a new separate project

LitterBox Version 1.8

• Support for mBlock programs, providing 26 bug patterns, 3 code smells, 18 code perfumes for the mBot and Codey Rockey robots
• Support for Code2vec and Gated Graph Neural Network deep learning models
• Issues can now produce refactoring/fix suggestions
• Performance and memory improvements
• Numerous bug fixes

LitterBox Version 1.7

• New finders: Hide Without Show, Unnecessary If, Unnecessary Blocks, Key Set Position, Unnecessary Boolean, Unnecessary Stop Script, Waiting Check Stop, Forever Inside If, Missing Loop Mouse Position, Duplicated Scripts Covering
• Code2vec export of path contexts
• Improved hint descriptions
• Performance improvements
• Refactor JSON generation to reduce memory consumption
• Slicing improvements, slice-based coherence metrics

LitterBox Version 1.6

This release includes:

• Code Perfumes! (see README.md)
• Initial support for search-based refactoring
• Added metrics: Dr. Scratch Computational Thinking Scores
• Added metrics: Halstead metrics
• Added metrics: Interprocedural Cyclomatic Complexity
• Reworked dependency analysis
• Refactoring: Support for Scratch extensions
• Refactoring: Metadata
• Bugfixes and cleanups
• Updated descriptions

LitterBox Version 1.5

This release includes:

• Spanish translations (Thanks to @gregoriorobles)
• Code clone detection and smell finders
• New smell finders for MessageNaming and UnnecessaryIfAfterUntil
• Refinement and tuning of several existing finders
• Issue severities
• Issue coupling relation
• New metrics
• Bugfixes (including #3)
• Updated descriptions, now including ScratchBlocks output

LitterBox Version 1.4

This release includes:

• Introduce subsumption and duplication relations for issues
• Hint factories to produce customised hints
• Refined and revised many hint messages
• Refined and improved several issue finders
• New finders:
  • Blocking If-Else
  • Busy Waiting
  • Immediate DeleteClone After Broadcast
  • Immediate Stop After Say
  • Inappropriate Handler DeleteClone
  • Interrupted Loop Sensing
  • Recursive Cloning
  • Unnecessary Loop

LitterBox Version 1.3

This release includes:

• New issue finders: SpriteNaming, TypeErrors, MissingResources, UnusedParameter, TerminatedLoop
• Issue severities
• Customisable hint messages
• Improvements to hint messages
• AST improvements: Store parent relation, enable cloning, replacement, deletion of nodes
• Additional metrics, and stats now also in json output
• Fixes to ScratchBlocksOutput
• Plenty other bugfixes

LitterBox Version 1.2

This release contains:

• Several new bug and smell finders
• General code improvements, tests and fixes
• Updated LeiLA output (https://github.com/se2p/bastet)
• Updated ScratchBlocks output and JSON reports

LitterBox Version 1.1

This release contains:

• changes to the internal ast
• new issue finders
• various output formats (csv, json and console output)
• an option to choose between different output languages (german and english so far).