Giulio Agostini
07cedc27bf
for AST return value tracking The changes introduce support for tracking return values and labels across AST nodes. The key changes include: - Adding ReturnValue type to BaseValue - Adding return_type field to LoxFunction - Adding label field to Block statements - Creating middleend crawler module for AST traversal Add return value types to AST This accurately captures both changes: adding `.idea/` to gitignore and adding return value types to the AST structure. The changes include adding return value fields to statement nodes and adjusting the interpreter logic accordingly.