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by Alexander
02:33
created

NestedDefinitionChecker.visit_classdef()   A

↳ Parent: kiwi_lint.nested_definition

Complexity

Conditions 2

Size

Total Lines 4
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 4
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 2
nop 2
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# Copyright (c) 2019 Alexander Todorov <[email protected]>
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# Licensed under the GPL 2.0: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import astroid

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pylint import interfaces

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pylint import checkers

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pylint.checkers import utils

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class NestedDefinitionChecker(checkers.BaseChecker):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    __implements__ = (interfaces.IAstroidChecker,)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    name = 'nested-definition-checker'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    msgs = {'E4491': ("Nested class definition found!",

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                      'nested-class-found',

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                      "Do not define classes inside other classes or functions!"),

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            'E4492': ("Nested function definition found!",

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                      'nested-function-found',

            


            
                                                                                                            
                            
            
                                    
            
            

                
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                      "Do not define functions inside other functions!")}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    @utils.check_messages('nested-function-found')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def visit_functiondef(self, node):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if not isinstance(node.parent, (astroid.Module, astroid.ClassDef)):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            self.add_message('nested-function-found', node=node)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    @utils.check_messages('nested-class-found')

            


            
                                                        
            
                                    
            
            

                
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    def visit_classdef(self, node):

            


            
                                                        
            
                                    
            
            

                
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        if not isinstance(node.parent, astroid.Module):

            


            
                                                        
            
                                    
            
            

                
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            self.add_message('nested-class-found', node=node)

            


            
                                                        
            
                                    
            
            

                
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