eslint-plugin-green/dist/rules/performance/noInefficientLoops.js

ESLint plugin for evaluating and promoting green coding practices

"use strict";
const rule = {
    meta: {
        type: 'suggestion',
        docs: {
            description: 'Enforce using Array methods instead of inefficient loops',
            category: 'Performance',
            recommended: true,
        },
        schema: [], // no options
    },
    create(context) {
        return {
            ForStatement(node) {
                if (node.body.type === 'BlockStatement' &&
                    node.body.body.length === 1 &&
                    node.body.body[0].type === 'ExpressionStatement' &&
                    node.body.body[0].expression.type === 'AssignmentExpression') {
                    context.report({
                        node,
                        message: 'Consider using Array methods like map, filter, or reduce instead of for loops for better performance and readability'
                    });
                }
            }
        };
    }
};
module.exports = rule;