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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 dnagerous.
*/
function isDangerous(name) {
return has(DANGEROUS_PROPERTIES, name);
}
// ------------------------------------------------------------------------------
// Rule Definition
// ------------------------------------------------------------------------------
const messages = {
dangerousProp: 'Dangerous property \'{{name}}\' found',
};
module.exports = {
meta: {
docs: {
description: 'Prevent usage of dangerous JSX props',
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,
},
});
}
},
};
},
};