Avoid new operators with the Function object
Cette page n'est pas encore disponible en français, sa traduction est en cours.
Si vous avez des questions ou des retours sur notre projet de traduction actuel,
n'hésitez pas à nous contacter.
ID: javascript-code-style/no-new-func
Language: JavaScript
Severity: Warning
Category: Best Practices
Description
The Function constructor can lead to code similar to eval executions. Use function declarations instead of the Function constructor.
Non-Compliant Code Examples
var a = new Function("b", "c", "return b+c");
var a = Function("b", "c", "return b+c");
var a = Function.call(null, "b", "c", "return b+c");
var a = Function.apply(null, ["b", "c", "return b+c"]);
var a = Function.bind(null, "b", "c", "return b+c")();
var a = Function.bind(null, "b", "c", "return b+c");
var a = Function["call"](null, "b", "c", "return b+c");
var a = (Function?.call)(null, "b", "c", "return b+c");
const fn = () => { class Function {} }; new Function('', '');
var fn = function () { function Function() {} }; Function('', '');
Compliant Code Examples
var a = new _function("b", "c", "return b+c");
var a = _function("b", "c", "return b+c");
// Scoped re assign not supported
// class Function {}; new Function()
// const fn = () => { class Function {}; new Function() }
// function Function() {}; Function()
// var fn = function () { function Function() {}; Function() }
// var x = function Function() { Function(); }
call(Function)
new Class(Function)
foo[Function]()
foo(Function.bind)
Function.toString()
Function[call]()
