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ppp_libmodule.traverse_until_fixpoint()   A

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Complexity

Conditions 4

Size

Total Lines 11

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 1
CRAP Score 15.664
Metric Value
cc 4
dl 0
loc 11
ccs 1
cts 10
cp 0.1
crap 15.664
rs 9.2
1 1 
from .simplification import simplify
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from ppp_datamodel.communication import TraceItem, Response

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def traverse_until_fixpoint(predicate, tree):

            


            
                                                                        
                            
            
                                    
            
            

                
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    """Traverses the tree again and again until it is not modified."""

            


            
                                                                        
                            
            
                                    
            
            

                
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    old_tree = None

            


            
                                                                        
                            
            
                                    
            
            

                
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    tree = simplify(tree)

            


            
                                                                        
                            
            
                                    
            
            

                
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    while tree and old_tree != tree:

            


            
                                                                        
                            
            
                                    
            
            

                
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        old_tree = tree

            


            
                                                                        
                            
            
                                    
            
            

                
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        tree = tree.traverse(predicate)

            


            
                                                                        
                            
            
                                    
            
            

                
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        if not tree:

            


            
                                                                        
                            
            
                                    
            
            

                
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            return None

            


            
                                                                        
                            
            
                                    
            
            

                
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        tree = simplify(tree)

            


            
                                                                        
                            
            
                                    
            
            

                
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    return tree

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def build_answer(request, tree, measures, module_name):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    trace = request.trace + [TraceItem(module_name, tree, measures, {})]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return Response(request.language, tree, measures, trace)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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