index.js•2.43 kB
const binding = require('./binding')
const errors = require('./lib/errors')
const constants = require('./lib/constants')
exports.constants = constants
exports.EOL = binding.platform === 'win32' ? '\r\n' : '\n'
exports.platform = function platform() {
return binding.platform
}
exports.arch = function arch() {
return binding.arch
}
exports.type = binding.type
exports.version = binding.version
exports.release = binding.release
exports.machine = binding.machine
exports.execPath = binding.execPath
exports.pid = binding.pid
exports.ppid = binding.ppid
exports.cwd = binding.cwd
exports.chdir = binding.chdir
exports.tmpdir = binding.tmpdir
exports.homedir = binding.homedir
exports.hostname = binding.hostname
exports.userInfo = binding.userInfo
exports.kill = function kill(pid, signal = constants.signals.SIGTERM) {
if (typeof signal === 'string') {
if (signal in constants.signals === false) {
throw errors.UNKNOWN_SIGNAL('Unknown signal: ' + signal)
}
signal = constants.signals[signal]
}
binding.kill(pid, signal)
}
exports.endianness = function endianness() {
return binding.isLittleEndian ? 'LE' : 'BE'
}
exports.availableParallelism = binding.availableParallelism
exports.cpuUsage = function cpuUsage(previous) {
const current = binding.cpuUsage()
if (previous) {
return {
user: current.user - previous.user,
system: current.system - previous.system
}
}
return current
}
exports.threadCpuUsage = function threadCpuUsage(previous) {
const current = binding.threadCpuUsage()
if (previous) {
return {
user: current.user - previous.user,
system: current.system - previous.system
}
}
return current
}
exports.resourceUsage = binding.resourceUsage
exports.memoryUsage = binding.memoryUsage
exports.freemem = binding.freemem
exports.totalmem = binding.totalmem
exports.uptime = binding.uptime
exports.loadavg = binding.loadavg
exports.cpus = binding.cpus
exports.getProcessTitle = binding.getProcessTitle
exports.setProcessTitle = function setProcessTitle(title) {
if (typeof title !== 'string') title = title.toString()
if (title.length >= 256) {
throw errors.TITLE_OVERFLOW('Process title is too long')
}
binding.setProcessTitle(title)
}
exports.getEnvKeys = binding.getEnvKeys
exports.getEnv = binding.getEnv
exports.hasEnv = binding.hasEnv
exports.setEnv = binding.setEnv
exports.unsetEnv = binding.unsetEnv