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							65 lines
						
					
					
						
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							65 lines
						
					
					
						
							1.7 KiB
						
					
					
				/** | 
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 * @fileoverview Enforce a maximum number of classes per file | 
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 * @author James Garbutt <https://github.com/43081j> | 
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 */ | 
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"use strict"; | 
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 | 
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//------------------------------------------------------------------------------ | 
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// Requirements | 
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//------------------------------------------------------------------------------ | 
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 | 
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 | 
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//------------------------------------------------------------------------------ | 
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// Rule Definition | 
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//------------------------------------------------------------------------------ | 
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 | 
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module.exports = { | 
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    meta: { | 
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        type: "suggestion", | 
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 | 
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        docs: { | 
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            description: "enforce a maximum number of classes per file", | 
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            category: "Best Practices", | 
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            recommended: false, | 
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            url: "https://eslint.org/docs/rules/max-classes-per-file" | 
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        }, | 
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 | 
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        schema: [ | 
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            { | 
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                type: "integer", | 
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                minimum: 1 | 
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            } | 
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        ], | 
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 | 
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        messages: { | 
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            maximumExceeded: "File has too many classes ({{ classCount }}). Maximum allowed is {{ max }}." | 
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        } | 
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    }, | 
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    create(context) { | 
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 | 
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        const maxClasses = context.options[0] || 1; | 
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 | 
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        let classCount = 0; | 
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 | 
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        return { | 
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            Program() { | 
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                classCount = 0; | 
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            }, | 
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            "Program:exit"(node) { | 
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                if (classCount > maxClasses) { | 
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                    context.report({ | 
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                        node, | 
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                        messageId: "maximumExceeded", | 
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                        data: { | 
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                            classCount, | 
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                            max: maxClasses | 
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                        } | 
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                    }); | 
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                } | 
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            }, | 
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            "ClassDeclaration, ClassExpression"() { | 
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                classCount++; | 
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            } | 
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        }; | 
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    } | 
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};
 | 
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 |