Extending the feature modeling language

[ManhalJasem]

Description

Grammar in src\main\java\se\isselab\HAnS\featureModel\FeatureModel.bnf changed
Lexer in src\main\java\se\isselab\HAnS\featureModel\FeatureModel.flex changed
See video

Related Issue

#42

Motivation and Context

In order to implement a complete feature model in CLAFER we need to be able to define cross tree constraints, optionality? and OR/XOR relationships.

How Has This Been Tested?

• Tests are created and passing
• Manual testing

Screenshots (if appropriate):

Video: HAnS Extending feature modeling language

Types of changes

• Pipeline changes
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
  • I have updated the documentation accordingly.
• I have updated the CONTRIBUTORS file.
• I have updated the CHANGELOG.

[ManhalJasem]

Files with changes related to the language issue were deleted.