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/**
* @fileoverview Rule to flag when a function has too many parameters
* @author Ilya Volodin
* @copyright 2014 Nicholas C. Zakas. All rights reserved.
* @copyright 2013 Ilya Volodin. All rights reserved.
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = function(context) {
var numParams = context.options[0] || 3;
/**
* Checks a function to see if it has too many parameters.
* @param {ASTNode} node The node to check.
* @returns {void}
* @private
*/
function checkFunction(node) {
if (node.params.length > numParams) {
context.report(node, "This function has too many parameters ({{count}}). Maximum allowed is {{max}}.", {
count: node.params.length,
max: numParams
});
}
}
return {
"FunctionDeclaration": checkFunction,
"ArrowFunctionExpression": checkFunction,
"FunctionExpression": checkFunction
};
};
module.exports.schema = [
{
"type": "integer"
}
];
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