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/**
* @fileoverview Enforce a maximum number of classes per file
* @author James Garbutt <https://github.com/43081j>
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "enforce a maximum number of classes per file",
category: "Best Practices",
recommended: false,
url: "https://eslint.org/docs/rules/max-classes-per-file"
},
schema: [
{
type: "integer",
minimum: 1
}
],
messages: {
maximumExceeded: "Number of classes per file must not exceed {{ max }}."
}
},
create(context) {
const maxClasses = context.options[0] || 1;
let classCount = 0;
return {
Program() {
classCount = 0;
},
"Program:exit"(node) {
if (classCount > maxClasses) {
context.report({
node,
messageId: "maximumExceeded",
data: {
max: maxClasses
}
});
}
},
"ClassDeclaration, ClassExpression"() {
classCount++;
}
};
}
};
|
