create project

kitabcitab/node_modules/eslint-plugin-react/lib/rules/no-danger.js

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+/**
+ * @fileoverview Prevent usage of dangerous JSX props
+ * @author Scott Andrews
+ */
+
+'use strict';
+
+const has = require('object.hasown/polyfill')();
+const fromEntries = require('object.fromentries/polyfill')();
+
+const docsUrl = require('../util/docsUrl');
+const jsxUtil = require('../util/jsx');
+const report = require('../util/report');
+
+// ------------------------------------------------------------------------------
+// Constants
+// ------------------------------------------------------------------------------
+
+const DANGEROUS_PROPERTY_NAMES = [
+  'dangerouslySetInnerHTML',
+];
+
+const DANGEROUS_PROPERTIES = fromEntries(DANGEROUS_PROPERTY_NAMES.map((prop) => [prop, prop]));
+
+// ------------------------------------------------------------------------------
+// Helpers
+// ------------------------------------------------------------------------------
+
+/**
+ * Checks if a JSX attribute is dangerous.
+ * @param {String} name - Name of the attribute to check.
+ * @returns {boolean} Whether or not the attribute is dangerous.
+ */
+function isDangerous(name) {
+  return has(DANGEROUS_PROPERTIES, name);
+}
+
+// ------------------------------------------------------------------------------
+// Rule Definition
+// ------------------------------------------------------------------------------
+
+const messages = {
+  dangerousProp: 'Dangerous property \'{{name}}\' found',
+};
+
+module.exports = {
+  meta: {
+    docs: {
+      description: 'Disallow usage of dangerous JSX properties',
+      category: 'Best Practices',
+      recommended: false,
+      url: docsUrl('no-danger'),
+    },
+
+    messages,
+
+    schema: [],
+  },
+
+  create(context) {
+    return {
+      JSXAttribute(node) {
+        if (jsxUtil.isDOMComponent(node.parent) && isDangerous(node.name.name)) {
+          report(context, messages.dangerousProp, 'dangerousProp', {
+            node,
+            data: {
+              name: node.name.name,
+            },
+          });
+        }
+      },
+    };
+  },
+};