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node_modules/eslint-plugin-react/lib/rules/no-find-dom-node.js

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+/**
+ * @fileoverview Prevent usage of findDOMNode
+ * @author Yannick Croissant
+ */
+
+'use strict';
+
+const docsUrl = require('../util/docsUrl');
+
+// ------------------------------------------------------------------------------
+// Rule Definition
+// ------------------------------------------------------------------------------
+
+module.exports = {
+  meta: {
+    docs: {
+      description: 'Prevent usage of findDOMNode',
+      category: 'Best Practices',
+      recommended: true,
+      url: docsUrl('no-find-dom-node')
+    },
+    schema: []
+  },
+
+  create(context) {
+    // --------------------------------------------------------------------------
+    // Public
+    // --------------------------------------------------------------------------
+
+    return {
+
+      CallExpression(node) {
+        const callee = node.callee;
+
+        const isfindDOMNode = (callee.name === 'findDOMNode') ||
+          (callee.property && callee.property.name === 'findDOMNode');
+        if (!isfindDOMNode) {
+          return;
+        }
+
+        context.report({
+          node: callee,
+          message: 'Do not use findDOMNode'
+        });
+      }
+    };
+  }
+};