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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('hasown');
+const fromEntries = require('object.fromentries/polyfill')();
+const minimatch = require('minimatch');
+
+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',
+};
+
+/** @type {import('eslint').Rule.RuleModule} */
+module.exports = {
+  meta: {
+    docs: {
+      description: 'Disallow usage of dangerous JSX properties',
+      category: 'Best Practices',
+      recommended: false,
+      url: docsUrl('no-danger'),
+    },
+
+    messages,
+
+    schema: [{
+      type: 'object',
+      properties: {
+        customComponentNames: {
+          items: {
+            type: 'string',
+          },
+          minItems: 0,
+          type: 'array',
+          uniqueItems: true,
+        },
+      },
+    }],
+  },
+
+  create(context) {
+    const configuration = context.options[0] || {};
+    const customComponentNames = configuration.customComponentNames || [];
+
+    return {
+      JSXAttribute(node) {
+        const nodeName = node.parent.name;
+        const functionName = nodeName.name || `${nodeName.object.name}.${nodeName.property.name}`;
+
+        const enableCheckingCustomComponent = customComponentNames.some((name) => minimatch(functionName, name));
+
+        if ((enableCheckingCustomComponent || jsxUtil.isDOMComponent(node.parent)) && isDangerous(node.name.name)) {
+          report(context, messages.dangerousProp, 'dangerousProp', {
+            node,
+            data: {
+              name: node.name.name,
+            },
+          });
+        }
+      },
+    };
+  },
+};