Remove a useless comment
Fix a typo
Calculate maskArgumentsCount cleverly
Make getDefaultDescriptor method take a Method as a parameter
Use StringUtil.repeat to make a maskArguments string
Encode "no masks" with an empty list
Fix javadoc for the ArgumentGenerator.generate method
Reuse an existing variable
Fix generation of constructors without parameters
Fix codegen for extension functions with default arguments
Make tests for default arguments more precise