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shrine-medco/apps/steward-app/node/node_modules/npm/lib/utils/error-handler.js
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error-handler.js
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module.exports = errorHandler
var cbCalled = false
var log = require('npmlog')
var npm = require('../npm.js')
var rm = require('rimraf')
var itWorked = false
var path = require('path')
var wroteLogFile = false
var exitCode = 0
var rollbacks = npm.rollbacks
var chain = require('slide').chain
var writeStreamAtomic = require('fs-write-stream-atomic')
var errorMessage = require('./error-message.js')
process.on('exit', function (code) {
log.disableProgress()
if (!npm.config || !npm.config.loaded) return
if (code) itWorked = false
if (itWorked) log.info('ok')
else {
if (!cbCalled) {
log.error('', 'cb() never called!')
}
if (wroteLogFile) {
// just a line break
if (log.levels[log.level] <= log.levels.error) console.error('')
log.error(
'',
[
'Please include the following file with any support request:',
' ' + path.resolve('npm-debug.log')
].join('\n')
)
wroteLogFile = false
}
if (code) {
log.error('code', code)
}
}
var doExit = npm.config.get('_exit')
if (doExit) {
// actually exit.
if (exitCode === 0 && !itWorked) {
exitCode = 1
}
if (exitCode !== 0) process.exit(exitCode)
} else {
itWorked = false // ready for next exit
}
})
function exit (code, noLog) {
exitCode = exitCode || process.exitCode || code
var doExit = npm.config ? npm.config.get('_exit') : true
log.verbose('exit', [code, doExit])
if (log.level === 'silent') noLog = true
if (rollbacks.length) {
chain(rollbacks.map(function (f) {
return function (cb) {
npm.commands.unbuild([f], true, cb)
}
}), function (er) {
if (er) {
log.error('error rolling back', er)
if (!code) errorHandler(er)
else if (noLog) rm('npm-debug.log', reallyExit.bind(null, er))
else writeLogFile(reallyExit.bind(this, er))
} else {
if (!noLog && code) writeLogFile(reallyExit)
else rm('npm-debug.log', reallyExit)
}
})
rollbacks.length = 0
} else if (code && !noLog) {
writeLogFile(reallyExit)
} else {
rm('npm-debug.log', reallyExit)
}
function reallyExit (er) {
if (er && !code) code = typeof er.errno === 'number' ? er.errno : 1
// truncate once it's been written.
log.record.length = 0
itWorked = !code
// just emit a fake exit event.
// if we're really exiting, then let it exit on its own, so that
// in-process stuff can finish or clean up first.
if (!doExit) process.emit('exit', code)
}
}
function errorHandler (er) {
log.disableProgress()
// console.error('errorHandler', er)
if (!npm.config || !npm.config.loaded) {
// logging won't work unless we pretend that it's ready
er = er || new Error('Exit prior to config file resolving.')
console.error(er.stack || er.message)
}
if (cbCalled) {
er = er || new Error('Callback called more than once.')
}
cbCalled = true
if (!er) return exit(0)
if (typeof er === 'string') {
log.error('', er)
return exit(1, true)
} else if (!(er instanceof Error)) {
log.error('weird error', er)
return exit(1, true)
}
var m = er.code || er.message.match(/^(?:Error: )?(E[A-Z]+)/)
if (m && !er.code) {
er.code = m
}
;[
'type',
'fstream_path',
'fstream_unc_path',
'fstream_type',
'fstream_class',
'fstream_finish_call',
'fstream_linkpath',
'stack',
'fstream_stack',
'statusCode',
'pkgid'
].forEach(function (k) {
var v = er[k]
if (!v) return
if (k === 'fstream_stack') v = v.join('\n')
log.verbose(k, v)
})
log.verbose('cwd', process.cwd())
var os = require('os')
// log.error('System', os.type() + ' ' + os.release())
// log.error('command', process.argv.map(JSON.stringify).join(' '))
// log.error('node -v', process.version)
// log.error('npm -v', npm.version)
log.error('', os.type() + ' ' + os.release())
log.error('argv', process.argv.map(JSON.stringify).join(' '))
log.error('node', process.version)
log.error('npm ', 'v' + npm.version)
;[
'file',
'path',
'code',
'errno',
'syscall'
].forEach(function (k) {
var v = er[k]
if (v) log.error(k, v)
})
// just a line break
if (log.levels[log.level] <= log.levels.error) console.error('')
var msg = errorMessage(er)
msg.summary.concat(msg.detail).forEach(function (errline) {
log.error.apply(log, errline)
})
exit(typeof er.errno === 'number' ? er.errno : 1)
}
var writingLogFile = false
function writeLogFile (cb) {
if (writingLogFile) return cb()
writingLogFile = true
wroteLogFile = true
var fstr = writeStreamAtomic('npm-debug.log')
var os = require('os')
var out = ''
log.record.forEach(function (m) {
var pref = [m.id, m.level]
if (m.prefix) pref.push(m.prefix)
pref = pref.join(' ')
m.message.trim().split(/\r?\n/).map(function (line) {
return (pref + ' ' + line).trim()
}).forEach(function (line) {
out += line + os.EOL
})
})
fstr.end(out)
fstr.on('close', cb)
}
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