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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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diff --git a/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/var-only-at-top-level.js b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/var-only-at-top-level.js
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+++ b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/var-only-at-top-level.js
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+/**
+ * @fileoverview Marks all var declarations that are not at the top level
+ * invalid.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+"use strict";
+
+// -----------------------------------------------------------------------------
+// Rule Definition
+// -----------------------------------------------------------------------------
+
+var helpers = require("../helpers");
+
+module.exports = function(context) {
+ // ---------------------------------------------------------------------------
+ // Public
+ // --------------------------------------------------------------------------
+
+ return {
+ "VariableDeclaration": function(node) {
+ if (node.kind === "var") {
+ if (helpers.getIsGlobalScope(context.getAncestors())) {
+ return;
+ }
+
+ context.report(node, "Unexpected var, use let or const instead.");
+ }
+ }
+ };
+};