1 files changed, 38 insertions, 0 deletions
diff --git a/tools/node_modules/eslint/lib/rules/no-div-regex.js b/tools/node_modules/eslint/lib/rules/no-div-regex.js
new file mode 100644
index 0000000000..84a9b9a3aa
--- /dev/null
+++ b/tools/node_modules/eslint/lib/rules/no-div-regex.js
@@ -0,0 +1,38 @@
+/**
+ * @fileoverview Rule to check for ambiguous div operator in regexes
+ * @author Matt DuVall <http://www.mattduvall.com>
+ */
+
+"use strict";
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+module.exports = {
+    meta: {
+        docs: {
+            description: "disallow division operators explicitly at the beginning of regular expressions",
+            category: "Best Practices",
+            recommended: false
+        },
+
+        schema: []
+    },
+
+    create(context) {
+        const sourceCode = context.getSourceCode();
+
+        return {
+
+            Literal(node) {
+                const token = sourceCode.getFirstToken(node);
+
+                if (token.type === "RegularExpression" && token.value[1] === "=") {
+                    context.report({ node, message: "A regular expression literal can be confused with '/='." });
+                }
+            }
+        };
+
+    }
+};