/** * @author Toru Nagashima * See LICENSE file in root directory for full license. */ "use strict" const { CALL, CONSTRUCT, READ, ReferenceTracker } = require("eslint-utils") const enumeratePropertyNames = require("../util/enumerate-property-names") const getConfiguredNodeVersion = require("../util/get-configured-node-version") const getSemverRange = require("../util/get-semver-range") const modules = { _linklist: { [READ]: { since: "5.0.0", replacedBy: null }, }, _stream_wrap: { [READ]: { since: "12.0.0", replacedBy: null }, }, async_hooks: { currentId: { [READ]: { since: "8.2.0", replacedBy: [ { name: "'async_hooks.executionAsyncId()'", supported: "8.1.0", }, ], }, }, triggerId: { [READ]: { since: "8.2.0", replacedBy: "'async_hooks.triggerAsyncId()'", }, }, }, buffer: { Buffer: { [CONSTRUCT]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.alloc()'", supported: "5.10.0" }, { name: "'buffer.Buffer.from()'", supported: "5.10.0" }, ], }, [CALL]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.alloc()'", supported: "5.10.0" }, { name: "'buffer.Buffer.from()'", supported: "5.10.0" }, ], }, }, SlowBuffer: { [READ]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.allocUnsafeSlow()'", supported: "5.12.0", }, ], }, }, }, constants: { [READ]: { since: "6.3.0", replacedBy: "'constants' property of each module", }, }, crypto: { _toBuf: { [READ]: { since: "11.0.0", replacedBy: null }, }, Credentials: { [READ]: { since: "0.12.0", replacedBy: "'tls.SecureContext'" }, }, DEFAULT_ENCODING: { [READ]: { since: "10.0.0", replacedBy: null }, }, createCipher: { [READ]: { since: "10.0.0", replacedBy: [ { name: "'crypto.createCipheriv()'", supported: "0.1.94" }, ], }, }, createCredentials: { [READ]: { since: "0.12.0", replacedBy: [ { name: "'tls.createSecureContext()'", supported: "0.11.13", }, ], }, }, createDecipher: { [READ]: { since: "10.0.0", replacedBy: [ { name: "'crypto.createDecipheriv()'", supported: "0.1.94", }, ], }, }, fips: { [READ]: { since: "10.0.0", replacedBy: [ { name: "'crypto.getFips()' and 'crypto.setFips()'", supported: "10.0.0", }, ], }, }, prng: { [READ]: { since: "11.0.0", replacedBy: [ { name: "'crypto.randomBytes()'", supported: "0.5.8" }, ], }, }, pseudoRandomBytes: { [READ]: { since: "11.0.0", replacedBy: [ { name: "'crypto.randomBytes()'", supported: "0.5.8" }, ], }, }, rng: { [READ]: { since: "11.0.0", replacedBy: [ { name: "'crypto.randomBytes()'", supported: "0.5.8" }, ], }, }, }, domain: { [READ]: { since: "4.0.0", replacedBy: null }, }, events: { EventEmitter: { listenerCount: { [READ]: { since: "4.0.0", replacedBy: [ { name: "'events.EventEmitter#listenerCount()'", supported: "3.2.0", }, ], }, }, }, listenerCount: { [READ]: { since: "4.0.0", replacedBy: [ { name: "'events.EventEmitter#listenerCount()'", supported: "3.2.0", }, ], }, }, }, freelist: { [READ]: { since: "4.0.0", replacedBy: null }, }, fs: { SyncWriteStream: { [READ]: { since: "4.0.0", replacedBy: null }, }, exists: { [READ]: { since: "4.0.0", replacedBy: [ { name: "'fs.stat()'", supported: "0.0.2" }, { name: "'fs.access()'", supported: "0.11.15" }, ], }, }, lchmod: { [READ]: { since: "0.4.0", replacedBy: null }, }, lchmodSync: { [READ]: { since: "0.4.0", replacedBy: null }, }, }, http: { createClient: { [READ]: { since: "0.10.0", replacedBy: [{ name: "'http.request()'", supported: "0.3.6" }], }, }, }, module: { Module: { createRequireFromPath: { [READ]: { since: "12.2.0", replacedBy: [ { name: "'module.createRequire()'", supported: "12.2.0", }, ], }, }, requireRepl: { [READ]: { since: "6.0.0", replacedBy: "'require(\"repl\")'", }, }, _debug: { [READ]: { since: "9.0.0", replacedBy: null }, }, }, createRequireFromPath: { [READ]: { since: "12.2.0", replacedBy: [ { name: "'module.createRequire()'", supported: "12.2.0", }, ], }, }, requireRepl: { [READ]: { since: "6.0.0", replacedBy: "'require(\"repl\")'", }, }, _debug: { [READ]: { since: "9.0.0", replacedBy: null }, }, }, net: { _setSimultaneousAccepts: { [READ]: { since: "12.0.0", replacedBy: null }, }, }, os: { getNetworkInterfaces: { [READ]: { since: "0.6.0", replacedBy: [ { name: "'os.networkInterfaces()'", supported: "0.6.0" }, ], }, }, tmpDir: { [READ]: { since: "7.0.0", replacedBy: [{ name: "'os.tmpdir()'", supported: "0.9.9" }], }, }, }, path: { _makeLong: { [READ]: { since: "9.0.0", replacedBy: [ { name: "'path.toNamespacedPath()'", supported: "9.0.0" }, ], }, }, }, process: { EventEmitter: { [READ]: { since: "0.6.0", replacedBy: "'require(\"events\")'", }, }, assert: { [READ]: { since: "10.0.0", replacedBy: "'require(\"assert\")'", }, }, binding: { [READ]: { since: "10.9.0", replacedBy: null }, }, env: { NODE_REPL_HISTORY_FILE: { [READ]: { since: "4.0.0", replacedBy: "'NODE_REPL_HISTORY'", }, }, }, report: { triggerReport: { [READ]: { since: "11.12.0", replacedBy: "'process.report.writeReport()'", }, }, }, }, punycode: { [READ]: { since: "7.0.0", replacedBy: "'https://www.npmjs.com/package/punycode'", }, }, readline: { codePointAt: { [READ]: { since: "4.0.0", replacedBy: null }, }, getStringWidth: { [READ]: { since: "6.0.0", replacedBy: null }, }, isFullWidthCodePoint: { [READ]: { since: "6.0.0", replacedBy: null }, }, stripVTControlCharacters: { [READ]: { since: "6.0.0", replacedBy: null }, }, }, // safe-buffer.Buffer function/constructror is just a re-export of buffer.Buffer // and should be deprecated likewise. "safe-buffer": { Buffer: { [CONSTRUCT]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.alloc()'", supported: "5.10.0" }, { name: "'buffer.Buffer.from()'", supported: "5.10.0" }, ], }, [CALL]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.alloc()'", supported: "5.10.0" }, { name: "'buffer.Buffer.from()'", supported: "5.10.0" }, ], }, }, SlowBuffer: { [READ]: { since: "6.0.0", replacedBy: [ { name: "'buffer.Buffer.allocUnsafeSlow()'", supported: "5.12.0", }, ], }, }, }, sys: { [READ]: { since: "0.3.0", replacedBy: "'util' module", }, }, timers: { enroll: { [READ]: { since: "10.0.0", replacedBy: [ { name: "'setTimeout()'", supported: "0.0.1" }, { name: "'setInterval()'", supported: "0.0.1" }, ], }, }, unenroll: { [READ]: { since: "10.0.0", replacedBy: [ { name: "'clearTimeout()'", supported: "0.0.1" }, { name: "'clearInterval()'", supported: "0.0.1" }, ], }, }, }, tls: { CleartextStream: { [READ]: { since: "0.10.0", replacedBy: null }, }, CryptoStream: { [READ]: { since: "0.12.0", replacedBy: [{ name: "'tls.TLSSocket'", supported: "0.11.4" }], }, }, SecurePair: { [READ]: { since: "6.0.0", replacedBy: [{ name: "'tls.TLSSocket'", supported: "0.11.4" }], }, }, convertNPNProtocols: { [READ]: { since: "10.0.0", replacedBy: null }, }, createSecurePair: { [READ]: { since: "6.0.0", replacedBy: [{ name: "'tls.TLSSocket'", supported: "0.11.4" }], }, }, parseCertString: { [READ]: { since: "8.6.0", replacedBy: [ { name: "'querystring.parse()'", supported: "0.1.25" }, ], }, }, }, tty: { setRawMode: { [READ]: { since: "0.10.0", replacedBy: "'tty.ReadStream#setRawMode()' (e.g. 'process.stdin.setRawMode()')", }, }, }, url: { parse: { [READ]: { since: "11.0.0", replacedBy: [ { name: "'url.URL' constructor", supported: "6.13.0" }, ], }, }, resolve: { [READ]: { since: "11.0.0", replacedBy: [ { name: "'url.URL' constructor", supported: "6.13.0" }, ], }, }, }, util: { debug: { [READ]: { since: "0.12.0", replacedBy: [ { name: "'console.error()'", supported: "0.1.100" }, ], }, }, error: { [READ]: { since: "0.12.0", replacedBy: [ { name: "'console.error()'", supported: "0.1.100" }, ], }, }, isArray: { [READ]: { since: "4.0.0", replacedBy: [ { name: "'Array.isArray()'", supported: "0.1.100" }, ], }, }, isBoolean: { [READ]: { since: "4.0.0", replacedBy: null }, }, isBuffer: { [READ]: { since: "4.0.0", replacedBy: [ { name: "'Buffer.isBuffer()'", supported: "0.1.101" }, ], }, }, isDate: { [READ]: { since: "4.0.0", replacedBy: null }, }, isError: { [READ]: { since: "4.0.0", replacedBy: null }, }, isFunction: { [READ]: { since: "4.0.0", replacedBy: null }, }, isNull: { [READ]: { since: "4.0.0", replacedBy: null }, }, isNullOrUndefined: { [READ]: { since: "4.0.0", replacedBy: null }, }, isNumber: { [READ]: { since: "4.0.0", replacedBy: null }, }, isObject: { [READ]: { since: "4.0.0", replacedBy: null }, }, isPrimitive: { [READ]: { since: "4.0.0", replacedBy: null }, }, isRegExp: { [READ]: { since: "4.0.0", replacedBy: null }, }, isString: { [READ]: { since: "4.0.0", replacedBy: null }, }, isSymbol: { [READ]: { since: "4.0.0", replacedBy: null }, }, isUndefined: { [READ]: { since: "4.0.0", replacedBy: null }, }, log: { [READ]: { since: "6.0.0", replacedBy: "a third party module" }, }, print: { [READ]: { since: "0.12.0", replacedBy: [{ name: "'console.log()'", supported: "0.1.100" }], }, }, pump: { [READ]: { since: "0.10.0", replacedBy: [ { name: "'stream.Readable#pipe()'", supported: "0.9.4" }, ], }, }, puts: { [READ]: { since: "0.12.0", replacedBy: [{ name: "'console.log()'", supported: "0.1.100" }], }, }, _extend: { [READ]: { since: "6.0.0", replacedBy: [{ name: "'Object.assign()'", supported: "4.0.0" }], }, }, }, vm: { runInDebugContext: { [READ]: { since: "8.0.0", replacedBy: null }, }, }, } const globals = { Buffer: { [CONSTRUCT]: { since: "6.0.0", replacedBy: [ { name: "'Buffer.alloc()'", supported: "5.10.0" }, { name: "'Buffer.from()'", supported: "5.10.0" }, ], }, [CALL]: { since: "6.0.0", replacedBy: [ { name: "'Buffer.alloc()'", supported: "5.10.0" }, { name: "'Buffer.from()'", supported: "5.10.0" }, ], }, }, COUNTER_NET_SERVER_CONNECTION: { [READ]: { since: "11.0.0", replacedBy: null }, }, COUNTER_NET_SERVER_CONNECTION_CLOSE: { [READ]: { since: "11.0.0", replacedBy: null }, }, COUNTER_HTTP_SERVER_REQUEST: { [READ]: { since: "11.0.0", replacedBy: null }, }, COUNTER_HTTP_SERVER_RESPONSE: { [READ]: { since: "11.0.0", replacedBy: null }, }, COUNTER_HTTP_CLIENT_REQUEST: { [READ]: { since: "11.0.0", replacedBy: null }, }, COUNTER_HTTP_CLIENT_RESPONSE: { [READ]: { since: "11.0.0", replacedBy: null }, }, GLOBAL: { [READ]: { since: "6.0.0", replacedBy: [{ name: "'global'", supported: "0.1.27" }], }, }, Intl: { v8BreakIterator: { [READ]: { since: "7.0.0", replacedBy: null }, }, }, require: { extensions: { [READ]: { since: "0.12.0", replacedBy: "compiling them ahead of time", }, }, }, root: { [READ]: { since: "6.0.0", replacedBy: [{ name: "'global'", supported: "0.1.27" }], }, }, process: modules.process, } /** * Makes a replacement message. * * @param {string|array|null} replacedBy - The text of substitute way. * @param {Range} version - The configured version range * @returns {string} Replacement message. */ function toReplaceMessage(replacedBy, version) { let message = replacedBy if (Array.isArray(replacedBy)) { message = replacedBy .filter( ({ supported }) => !version.intersects(getSemverRange(`<${supported}`)) ) .map(({ name }) => name) .join(" or ") } return message ? `. Use ${message} instead` : "" } /** * Convert a given path to name. * @param {symbol} type The report type. * @param {string[]} path The property access path. * @returns {string} The name. */ function toName(type, path) { const baseName = path.join(".") return type === ReferenceTracker.CALL ? `${baseName}()` : type === ReferenceTracker.CONSTRUCT ? `new ${baseName}()` : baseName } /** * Parses the options. * @param {RuleContext} context The rule context. * @returns {{version:Range,ignoredGlobalItems:Set,ignoredModuleItems:Set}} Parsed * value. */ function parseOptions(context) { const raw = context.options[0] || {} const version = getConfiguredNodeVersion(context) const ignoredModuleItems = new Set(raw.ignoreModuleItems || []) const ignoredGlobalItems = new Set(raw.ignoreGlobalItems || []) return Object.freeze({ version, ignoredGlobalItems, ignoredModuleItems }) } module.exports = { meta: { docs: { description: "disallow deprecated APIs", category: "Best Practices", recommended: true, url: "https://github.com/weiran-zsd/eslint-plugin-node/blob/HEAD/docs/rules/no-deprecated-api.md", }, type: "problem", fixable: null, schema: [ { type: "object", properties: { version: getConfiguredNodeVersion.schema, ignoreModuleItems: { type: "array", items: { enum: Array.from(enumeratePropertyNames(modules)), }, additionalItems: false, uniqueItems: true, }, ignoreGlobalItems: { type: "array", items: { enum: Array.from(enumeratePropertyNames(globals)), }, additionalItems: false, uniqueItems: true, }, // Deprecated since v4.2.0 ignoreIndirectDependencies: { type: "boolean" }, }, additionalProperties: false, }, ], messages: { deprecated: "{{name}} was deprecated since v{{version}}{{replace}}.", }, }, create(context) { const { ignoredModuleItems, ignoredGlobalItems, version } = parseOptions(context) /** * Reports a use of a deprecated API. * * @param {ASTNode} node - A node to report. * @param {string} name - The name of a deprecated API. * @param {{since: number, replacedBy: string}} info - Information of the API. * @returns {void} */ function reportItem(node, name, info) { context.report({ node, loc: node.loc, messageId: "deprecated", data: { name, version: info.since, replace: toReplaceMessage(info.replacedBy, version), }, }) } return { "Program:exit"() { const tracker = new ReferenceTracker(context.getScope(), { mode: "legacy", }) for (const report of tracker.iterateGlobalReferences(globals)) { const { node, path, type, info } = report const name = toName(type, path) if (!ignoredGlobalItems.has(name)) { reportItem(node, `'${name}'`, info) } } for (const report of [ ...tracker.iterateCjsReferences(modules), ...tracker.iterateEsmReferences(modules), ]) { const { node, path, type, info } = report const name = toName(type, path) const suffix = path.length === 1 ? " module" : "" if (!ignoredModuleItems.has(name)) { reportItem(node, `'${name}'${suffix}`, info) } } }, } }, }