1 | /**
|
2 | * @fileoverview Disallow construction of dense arrays using the Array constructor
|
3 | * @author Matt DuVall <http://www.mattduvall.com/>
|
4 | */
|
5 |
|
6 | ;
|
7 |
|
8 | //------------------------------------------------------------------------------
|
9 | // Rule Definition
|
10 | //------------------------------------------------------------------------------
|
11 |
|
12 | module.exports = {
|
13 | meta: {
|
14 | docs: {
|
15 | description: "disallow `Array` constructors",
|
16 | category: "Stylistic Issues",
|
17 | recommended: false
|
18 | },
|
19 |
|
20 | schema: []
|
21 | },
|
22 |
|
23 | create(context) {
|
24 |
|
25 | /**
|
26 | * Disallow construction of dense arrays using the Array constructor
|
27 | * @param {ASTNode} node node to evaluate
|
28 | * @returns {void}
|
29 | * @private
|
30 | */
|
31 | function check(node) {
|
32 | if (
|
33 | node.arguments.length !== 1 &&
|
34 | node.callee.type === "Identifier" &&
|
35 | node.callee.name === "Array"
|
36 | ) {
|
37 | context.report({ node, message: "The array literal notation [] is preferrable." });
|
38 | }
|
39 | }
|
40 |
|
41 | return {
|
42 | CallExpression: check,
|
43 | NewExpression: check
|
44 | };
|
45 |
|
46 | }
|
47 | };
|