@maniascript/mslint/dist/lib/rules/max-params.js

ManiaScript linter

import {} from '../linter/rule.js';
import { FunctionDeclaration } from '@maniascript/parser';
const DEFAULT_MAXIMUM = 10;
export const maxParams = {
    meta: {
        id: 'max-params',
        description: 'Enforce a maximum number of parameters in function declarations',
        recommended: true,
        settings: {
            maximum: DEFAULT_MAXIMUM
        }
    },
    create(context) {
        const maximumParamsNb = typeof context.settings['maximum'] === 'number' ? context.settings['maximum'] : DEFAULT_MAXIMUM;
        return {
            'FunctionDeclaration:exit': (node) => {
                if (node instanceof FunctionDeclaration && node.parameters.length > maximumParamsNb) {
                    context.report(node, `Function '${node.name.name}()' has too many parameters (${node.parameters.length.toString()} > ${maximumParamsNb.toString()})`);
                }
            }
        };
    }
};