40 lines
1 KiB
JavaScript
40 lines
1 KiB
JavaScript
/**
|
|
* @fileoverview Rule to disallow use of void operator.
|
|
* @author Mike Sidorov
|
|
*/
|
|
"use strict";
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Rule Definition
|
|
//------------------------------------------------------------------------------
|
|
|
|
module.exports = {
|
|
meta: {
|
|
type: "suggestion",
|
|
|
|
docs: {
|
|
description: "disallow `void` operators",
|
|
category: "Best Practices",
|
|
recommended: false,
|
|
url: "https://eslint.org/docs/rules/no-void"
|
|
},
|
|
|
|
schema: []
|
|
},
|
|
|
|
create(context) {
|
|
|
|
//--------------------------------------------------------------------------
|
|
// Public
|
|
//--------------------------------------------------------------------------
|
|
|
|
return {
|
|
UnaryExpression(node) {
|
|
if (node.operator === "void") {
|
|
context.report({ node, message: "Expected 'undefined' and instead saw 'void'." });
|
|
}
|
|
}
|
|
};
|
|
|
|
}
|
|
};
|