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Текущая директория: /opt/BitGoJS/node_modules/pino/lib
Просмотр файла: tools.js
'use strict'
/* eslint no-prototype-builtins: 0 */
const format = require('quick-format-unescaped')
const { mapHttpRequest, mapHttpResponse } = require('pino-std-serializers')
const SonicBoom = require('sonic-boom')
const onExit = require('on-exit-leak-free')
const {
lsCacheSym,
chindingsSym,
writeSym,
serializersSym,
formatOptsSym,
endSym,
stringifiersSym,
stringifySym,
stringifySafeSym,
wildcardFirstSym,
nestedKeySym,
formattersSym,
messageKeySym,
errorKeySym,
nestedKeyStrSym,
msgPrefixSym
} = require('./symbols')
const { isMainThread } = require('worker_threads')
const transport = require('./transport')
function noop () {
}
function genLog (level, hook) {
if (!hook) return LOG
return function hookWrappedLog (...args) {
hook.call(this, args, LOG, level)
}
function LOG (o, ...n) {
if (typeof o === 'object') {
let msg = o
if (o !== null) {
if (o.method && o.headers && o.socket) {
o = mapHttpRequest(o)
} else if (typeof o.setHeader === 'function') {
o = mapHttpResponse(o)
}
}
let formatParams
if (msg === null && n.length === 0) {
formatParams = [null]
} else {
msg = n.shift()
formatParams = n
}
// We do not use a coercive check for `msg` as it is
// measurably slower than the explicit checks.
if (typeof this[msgPrefixSym] === 'string' && msg !== undefined && msg !== null) {
msg = this[msgPrefixSym] + msg
}
this[writeSym](o, format(msg, formatParams, this[formatOptsSym]), level)
} else {
let msg = o === undefined ? n.shift() : o
// We do not use a coercive check for `msg` as it is
// measurably slower than the explicit checks.
if (typeof this[msgPrefixSym] === 'string' && msg !== undefined && msg !== null) {
msg = this[msgPrefixSym] + msg
}
this[writeSym](null, format(msg, n, this[formatOptsSym]), level)
}
}
}
// magically escape strings for json
// relying on their charCodeAt
// everything below 32 needs JSON.stringify()
// 34 and 92 happens all the time, so we
// have a fast case for them
function asString (str) {
let result = ''
let last = 0
let found = false
let point = 255
const l = str.length
if (l > 100) {
return JSON.stringify(str)
}
for (var i = 0; i < l && point >= 32; i++) {
point = str.charCodeAt(i)
if (point === 34 || point === 92) {
result += str.slice(last, i) + '\\'
last = i
found = true
}
}
if (!found) {
result = str
} else {
result += str.slice(last)
}
return point < 32 ? JSON.stringify(str) : '"' + result + '"'
}
function asJson (obj, msg, num, time) {
const stringify = this[stringifySym]
const stringifySafe = this[stringifySafeSym]
const stringifiers = this[stringifiersSym]
const end = this[endSym]
const chindings = this[chindingsSym]
const serializers = this[serializersSym]
const formatters = this[formattersSym]
const messageKey = this[messageKeySym]
const errorKey = this[errorKeySym]
let data = this[lsCacheSym][num] + time
// we need the child bindings added to the output first so instance logged
// objects can take precedence when JSON.parse-ing the resulting log line
data = data + chindings
let value
if (formatters.log) {
obj = formatters.log(obj)
}
const wildcardStringifier = stringifiers[wildcardFirstSym]
let propStr = ''
for (const key in obj) {
value = obj[key]
if (Object.prototype.hasOwnProperty.call(obj, key) && value !== undefined) {
if (serializers[key]) {
value = serializers[key](value)
} else if (key === errorKey && serializers.err) {
value = serializers.err(value)
}
const stringifier = stringifiers[key] || wildcardStringifier
switch (typeof value) {
case 'undefined':
case 'function':
continue
case 'number':
/* eslint no-fallthrough: "off" */
if (Number.isFinite(value) === false) {
value = null
}
// this case explicitly falls through to the next one
case 'boolean':
if (stringifier) value = stringifier(value)
break
case 'string':
value = (stringifier || asString)(value)
break
default:
value = (stringifier || stringify)(value, stringifySafe)
}
if (value === undefined) continue
const strKey = asString(key)
propStr += ',' + strKey + ':' + value
}
}
let msgStr = ''
if (msg !== undefined) {
value = serializers[messageKey] ? serializers[messageKey](msg) : msg
const stringifier = stringifiers[messageKey] || wildcardStringifier
switch (typeof value) {
case 'function':
break
case 'number':
/* eslint no-fallthrough: "off" */
if (Number.isFinite(value) === false) {
value = null
}
// this case explicitly falls through to the next one
case 'boolean':
if (stringifier) value = stringifier(value)
msgStr = ',"' + messageKey + '":' + value
break
case 'string':
value = (stringifier || asString)(value)
msgStr = ',"' + messageKey + '":' + value
break
default:
value = (stringifier || stringify)(value, stringifySafe)
msgStr = ',"' + messageKey + '":' + value
}
}
if (this[nestedKeySym] && propStr) {
// place all the obj properties under the specified key
// the nested key is already formatted from the constructor
return data + this[nestedKeyStrSym] + propStr.slice(1) + '}' + msgStr + end
} else {
return data + propStr + msgStr + end
}
}
function asChindings (instance, bindings) {
let value
let data = instance[chindingsSym]
const stringify = instance[stringifySym]
const stringifySafe = instance[stringifySafeSym]
const stringifiers = instance[stringifiersSym]
const wildcardStringifier = stringifiers[wildcardFirstSym]
const serializers = instance[serializersSym]
const formatter = instance[formattersSym].bindings
bindings = formatter(bindings)
for (const key in bindings) {
value = bindings[key]
const valid = key !== 'level' &&
key !== 'serializers' &&
key !== 'formatters' &&
key !== 'customLevels' &&
bindings.hasOwnProperty(key) &&
value !== undefined
if (valid === true) {
value = serializers[key] ? serializers[key](value) : value
value = (stringifiers[key] || wildcardStringifier || stringify)(value, stringifySafe)
if (value === undefined) continue
data += ',"' + key + '":' + value
}
}
return data
}
function hasBeenTampered (stream) {
return stream.write !== stream.constructor.prototype.write
}
const hasNodeCodeCoverage = process.env.NODE_V8_COVERAGE || process.env.V8_COVERAGE
function buildSafeSonicBoom (opts) {
const stream = new SonicBoom(opts)
stream.on('error', filterBrokenPipe)
// If we are sync: false, we must flush on exit
// We must disable this if there is node code coverage due to
// https://github.com/nodejs/node/issues/49344#issuecomment-1741776308.
if (!hasNodeCodeCoverage && !opts.sync && isMainThread) {
onExit.register(stream, autoEnd)
stream.on('close', function () {
onExit.unregister(stream)
})
}
return stream
function filterBrokenPipe (err) {
// Impossible to replicate across all operating systems
/* istanbul ignore next */
if (err.code === 'EPIPE') {
// If we get EPIPE, we should stop logging here
// however we have no control to the consumer of
// SonicBoom, so we just overwrite the write method
stream.write = noop
stream.end = noop
stream.flushSync = noop
stream.destroy = noop
return
}
stream.removeListener('error', filterBrokenPipe)
stream.emit('error', err)
}
}
function autoEnd (stream, eventName) {
// This check is needed only on some platforms
/* istanbul ignore next */
if (stream.destroyed) {
return
}
if (eventName === 'beforeExit') {
// We still have an event loop, let's use it
stream.flush()
stream.on('drain', function () {
stream.end()
})
} else {
// For some reason istanbul is not detecting this, but it's there
/* istanbul ignore next */
// We do not have an event loop, so flush synchronously
stream.flushSync()
}
}
function createArgsNormalizer (defaultOptions) {
return function normalizeArgs (instance, caller, opts = {}, stream) {
// support stream as a string
if (typeof opts === 'string') {
stream = buildSafeSonicBoom({ dest: opts })
opts = {}
} else if (typeof stream === 'string') {
if (opts && opts.transport) {
throw Error('only one of option.transport or stream can be specified')
}
stream = buildSafeSonicBoom({ dest: stream })
} else if (opts instanceof SonicBoom || opts.writable || opts._writableState) {
stream = opts
opts = {}
} else if (opts.transport) {
if (opts.transport instanceof SonicBoom || opts.transport.writable || opts.transport._writableState) {
throw Error('option.transport do not allow stream, please pass to option directly. e.g. pino(transport)')
}
if (opts.transport.targets && opts.transport.targets.length && opts.formatters && typeof opts.formatters.level === 'function') {
throw Error('option.transport.targets do not allow custom level formatters')
}
let customLevels
if (opts.customLevels) {
customLevels = opts.useOnlyCustomLevels ? opts.customLevels : Object.assign({}, opts.levels, opts.customLevels)
}
stream = transport({ caller, ...opts.transport, levels: customLevels })
}
opts = Object.assign({}, defaultOptions, opts)
opts.serializers = Object.assign({}, defaultOptions.serializers, opts.serializers)
opts.formatters = Object.assign({}, defaultOptions.formatters, opts.formatters)
if (opts.prettyPrint) {
throw new Error('prettyPrint option is no longer supported, see the pino-pretty package (https://github.com/pinojs/pino-pretty)')
}
const { enabled, onChild } = opts
if (enabled === false) opts.level = 'silent'
if (!onChild) opts.onChild = noop
if (!stream) {
if (!hasBeenTampered(process.stdout)) {
// If process.stdout.fd is undefined, it means that we are running
// in a worker thread. Let's assume we are logging to file descriptor 1.
stream = buildSafeSonicBoom({ fd: process.stdout.fd || 1 })
} else {
stream = process.stdout
}
}
return { opts, stream }
}
}
function stringify (obj, stringifySafeFn) {
try {
return JSON.stringify(obj)
} catch (_) {
try {
const stringify = stringifySafeFn || this[stringifySafeSym]
return stringify(obj)
} catch (_) {
return '"[unable to serialize, circular reference is too complex to analyze]"'
}
}
}
function buildFormatters (level, bindings, log) {
return {
level,
bindings,
log
}
}
/**
* Convert a string integer file descriptor to a proper native integer
* file descriptor.
*
* @param {string} destination The file descriptor string to attempt to convert.
*
* @returns {Number}
*/
function normalizeDestFileDescriptor (destination) {
const fd = Number(destination)
if (typeof destination === 'string' && Number.isFinite(fd)) {
return fd
}
// destination could be undefined if we are in a worker
if (destination === undefined) {
// This is stdout in UNIX systems
return 1
}
return destination
}
module.exports = {
noop,
buildSafeSonicBoom,
asChindings,
asJson,
genLog,
createArgsNormalizer,
stringify,
buildFormatters,
normalizeDestFileDescriptor
}
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