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Completed
Pull Request — master (#6)
by Steve
02:04
created

lagom.decorators.dependency_definition()   A

↳ Parent: lagom.decorators

Complexity

Conditions 2

Size

Total Lines 11
Code Lines 10

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 10
CRAP Score 2

Importance

Changes 0
Metric Value
eloc 10
dl 0
loc 11
ccs 10
cts 10
cp 1
rs 9.9
c 0
b 0
f 0
cc 2
nop 1
crap 2
1 1 
import inspect
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from .container import Container

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def bind_to_container(container: Container):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def decorator(func):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return container.partial(func)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return decorator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def dependency_definition(container: Container):

            


            
                                                        
            
                                    
            
            

                
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    def decorator(func):

            


            
                                                        
            
                                    
            
            

                
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        try:

            


            
                                                        
            
                                    
            
            

                
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            arg_spec = inspect.getfullargspec(func)

            


            
                                                        
            
                                    
            
            

                
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            return_type = arg_spec.annotations["return"]

            


            
                                                        
            
                                    
            
            

                
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        except KeyError:

            


            
                                                        
            
                                    
            
            

                
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            raise SyntaxError("Function used as a definition must have a return type")

            


            
                                                        
            
                                    
            
            

                
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        container.define(return_type, func)

            


            
                                                        
            
                                    
            
            

                
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        return func

            


            
                                                        
            
                                    
            
            

                
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    return decorator

            


            
                                                        
            
                                    
            
            

                
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