forked from zhurui/management
45 lines
1.0 KiB
JavaScript
45 lines
1.0 KiB
JavaScript
|
/**
|
||
|
|
* @fileoverview Disallow sparse arrays
|
||
|
|
* @author Nicholas C. Zakas
|
||
|
|
*/
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
//------------------------------------------------------------------------------
|
||
|
|
// Rule Definition
|
||
|
|
//------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
module.exports = {
|
||
|
|
meta: {
|
||
|
|
docs: {
|
||
|
|
description: "disallow sparse arrays",
|
||
|
|
category: "Possible Errors",
|
||
|
|
recommended: true,
|
||
|
|
url: "https://eslint.org/docs/rules/no-sparse-arrays"
|
||
|
|
},
|
||
|
|
|
||
|
|
schema: []
|
||
|
|
},
|
||
|
|
|
||
|
|
create(context) {
|
||
|
|
|
||
|
|
|
||
|
|
//--------------------------------------------------------------------------
|
||
|
|
// Public
|
||
|
|
//--------------------------------------------------------------------------
|
||
|
|
|
||
|
|
return {
|
||
|
|
|
||
|
|
ArrayExpression(node) {
|
||
|
|
|
||
|
|
const emptySpot = node.elements.indexOf(null) > -1;
|
||
|
|
|
||
|
|
if (emptySpot) {
|
||
|
|
context.report({ node, message: "Unexpected comma in middle of array." });
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
};
|