mirror of
https://github.com/Sevichecc/Urara-Blog.git
synced 2025-05-03 05:19:30 +08:00
71 lines
2 KiB
Text
71 lines
2 KiB
Text
/**
|
|
* @fileoverview Rule to disallow use of Object.prototype builtins on objects
|
|
* @author Andrew Levine
|
|
*/
|
|
"use strict";
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Requirements
|
|
//------------------------------------------------------------------------------
|
|
|
|
const astUtils = require("./utils/ast-utils");
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Rule Definition
|
|
//------------------------------------------------------------------------------
|
|
|
|
/** @type {import('../shared/types').Rule} */
|
|
module.exports = {
|
|
meta: {
|
|
type: "problem",
|
|
|
|
docs: {
|
|
description: "Disallow calling some `Object.prototype` methods directly on objects",
|
|
recommended: true,
|
|
url: "https://eslint.org/docs/rules/no-prototype-builtins"
|
|
},
|
|
|
|
schema: [],
|
|
|
|
messages: {
|
|
prototypeBuildIn: "Do not access Object.prototype method '{{prop}}' from target object."
|
|
}
|
|
},
|
|
|
|
create(context) {
|
|
const DISALLOWED_PROPS = new Set([
|
|
"hasOwnProperty",
|
|
"isPrototypeOf",
|
|
"propertyIsEnumerable"
|
|
]);
|
|
|
|
/**
|
|
* Reports if a disallowed property is used in a CallExpression
|
|
* @param {ASTNode} node The CallExpression node.
|
|
* @returns {void}
|
|
*/
|
|
function disallowBuiltIns(node) {
|
|
|
|
const callee = astUtils.skipChainExpression(node.callee);
|
|
|
|
if (callee.type !== "MemberExpression") {
|
|
return;
|
|
}
|
|
|
|
const propName = astUtils.getStaticPropertyName(callee);
|
|
|
|
if (propName !== null && DISALLOWED_PROPS.has(propName)) {
|
|
context.report({
|
|
messageId: "prototypeBuildIn",
|
|
loc: callee.property.loc,
|
|
data: { prop: propName },
|
|
node
|
|
});
|
|
}
|
|
}
|
|
|
|
return {
|
|
CallExpression: disallowBuiltIns
|
|
};
|
|
}
|
|
};
|