no-path-concat.jsā¢2.01 kB
/**
* @fileoverview Disallow string concatenation when using __dirname and __filename
* @author Nicholas C. Zakas
* @deprecated in ESLint v7.0.0
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
/** @type {import('../types').Rule.RuleModule} */
module.exports = {
meta: {
deprecated: {
message: "Node.js rules were moved out of ESLint core.",
url: "https://eslint.org/docs/latest/use/migrating-to-7.0.0#deprecate-node-rules",
deprecatedSince: "7.0.0",
availableUntil: null,
replacedBy: [
{
message:
"eslint-plugin-n now maintains deprecated Node.js-related rules.",
plugin: {
name: "eslint-plugin-n",
url: "https://github.com/eslint-community/eslint-plugin-n",
},
rule: {
name: "no-path-concat",
url: "https://github.com/eslint-community/eslint-plugin-n/tree/master/docs/rules/no-path-concat.md",
},
},
],
},
type: "suggestion",
docs: {
description:
"Disallow string concatenation with `__dirname` and `__filename`",
recommended: false,
url: "https://eslint.org/docs/latest/rules/no-path-concat",
},
schema: [],
messages: {
usePathFunctions:
"Use path.join() or path.resolve() instead of + to create paths.",
},
},
create(context) {
const MATCHER = /^__(?:dir|file)name$/u;
//--------------------------------------------------------------------------
// Public
//--------------------------------------------------------------------------
return {
BinaryExpression(node) {
const left = node.left,
right = node.right;
if (
node.operator === "+" &&
((left.type === "Identifier" && MATCHER.test(left.name)) ||
(right.type === "Identifier" &&
MATCHER.test(right.name)))
) {
context.report({
node,
messageId: "usePathFunctions",
});
}
},
};
},
};