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lagom.updaters.update_container_singletons()   A

↳ Parent: lagom.updaters

Complexity

Conditions 3

Size

Total Lines 10
Code Lines 8

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 3.0261

Importance

Changes 0
Metric Value
cc 3
eloc 8
nop 2
dl 0
loc 10
ccs 6
cts 7
cp 0.8571
crap 3.0261
rs 10
c 0
b 0
f 0
1 1 
from typing import List, Type, Union
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from lagom.definitions import SingletonWrapper, ConstructionWithoutContainer

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from lagom.interfaces import ExtendableContainer, WriteableContainer, ReadableContainer

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def update_container_singletons(

            


            
                                                                        
                            
            
                                    
            
            

                
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    container: Union[ExtendableContainer, WriteableContainer], singletons: List[Type]

            


            
                                                                        
                            
            
                                    
            
            

                
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):

            


            
                                                                        
                            
            
                                    
            
            

                
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    if isinstance(container, ExtendableContainer):

            


            
                                                                        
                            
            
                                    
            
            

                
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        new_container = container.clone()

            


            
                                                                        
                            
            
                                    
            
            

                
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    else:

            


            
                                                                        
                            
            
                                    
            
            

                
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        new_container = container

            


            
                                                                        
                            
            
                                    
            
            

                
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    for dep in singletons:

            


            
                                                                        
                            
            
                                    
            
            

                
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        _define_singleton_in_new_container(new_container, container, dep)

            


            
                                                                        
                            
            
                                    
            
            

                
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    return new_container

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def _define_singleton_in_new_container(

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    new_container: WriteableContainer, container: ReadableContainer, dep: Type

            


            
                                                                                                            
                            
            
                                    
            
            

                
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):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    new_container[dep] = SingletonWrapper(

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        ConstructionWithoutContainer(lambda: container.resolve(dep))

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    )

            


            
                                                        
            
                                    
            
            

                
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