Current Dev State

static/js/ketcher2/node_modules/eslint/lib/rules/no-shadow-restricted-names.js

@@ -0,0 +1,69 @@
+/**
+ * @fileoverview Disallow shadowing of NaN, undefined, and Infinity (ES5 section 15.1.1)
+ * @author Michael Ficarra
+ */
+"use strict";
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+module.exports = {
+    meta: {
+        docs: {
+            description: "disallow identifiers from shadowing restricted names",
+            category: "Variables",
+            recommended: false
+        },
+
+        schema: []
+    },
+
+    create(context) {
+
+        const RESTRICTED = ["undefined", "NaN", "Infinity", "arguments", "eval"];
+
+        /**
+         * Check if the node name is present inside the restricted list
+         * @param {ASTNode} id id to evaluate
+         * @returns {void}
+         * @private
+         */
+        function checkForViolation(id) {
+            if (RESTRICTED.indexOf(id.name) > -1) {
+                context.report({
+                    node: id,
+                    message: "Shadowing of global property '{{idName}}'.",
+                    data: {
+                        idName: id.name
+                    }
+                });
+            }
+        }
+
+        return {
+            VariableDeclarator(node) {
+                checkForViolation(node.id);
+            },
+            ArrowFunctionExpression(node) {
+                [].map.call(node.params, checkForViolation);
+            },
+            FunctionExpression(node) {
+                if (node.id) {
+                    checkForViolation(node.id);
+                }
+                [].map.call(node.params, checkForViolation);
+            },
+            FunctionDeclaration(node) {
+                if (node.id) {
+                    checkForViolation(node.id);
+                    [].map.call(node.params, checkForViolation);
+                }
+            },
+            CatchClause(node) {
+                checkForViolation(node.param);
+            }
+        };
+
+    }
+};