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module.exports = errorHandler
var cbCalled = false
, log = require("./log")
, npm = require("../../npm")
, rm = require("./rm-rf")
, constants
, itWorked = false
try { constants = require("constants") }
catch (ex) { constants = process }
process.on("exit", function () { if (!itWorked) log.win("not ok") })
function errorHandler (er, doExit) {
if (cbCalled) throw new Error("Callback called more than once.")
cbCalled = true
if (!er) {
itWorked = true
log.win("ok")
return exit(doExit)
}
log.error(er)
if (!(er instanceof Error)) return exit(1)
if (!er.errno) {
var m = er.message.match(/^E[A-Z]+/)
if (m) {
m = m[0]
if (constants[m]) er.errno = constants[m]
}
}
switch (er.errno) {
case constants.ECONNREFUSED:
log.error(["If you are using Cygwin, please set up your /etc/resolv.conf"
,"See step 3 in this wiki page:"
," http://github.com/ry/node/wiki/Building-node.js-on-Cygwin-%28Windows%29"
,"If you are not using Cygwin, please report this"
,"at <http://github.com/isaacs/npm/issues>"
,"or email it to <npm-@googlegroups.com>"
].join("\n"))
break
case constants.EACCES:
log.error(["There appear to be some permission problems"
,"See the section on 'Permission Errors' at"
," http://github.com/isaacs/npm#readme"
,"This will get better in the future, I promise."
].join("\n"))
break
case npm.ELIFECYCLE:
log.error(["","Failed at the "+er.pkgid+" "+er.stage+" script."
,"This is most likely a problem with the "+er.pkgname+" package,"
,"not with npm itself."
,"Tell the author that this fails on your system:"
," "+er.script
,"You can get their info via:"
," npm owner ls "+er.pkgname
,"There may be additional logging output above."
].join("\n"))
break
case npm.E404:
log.error(["","Looks like '"+er.pkgid+"' is not in the npm registry."
,"You should bug the author to publish it."
,"Note that you can also install from a tarball or local folder.",""
].join("\n"), "404")
break
default:
log.error(["Report this *entire* log at <http://github.com/isaacs/npm/issues>"
,"or email it to <npm-@googlegroups.com>"
,"Just tweeting a tiny part of the error will not be helpful."
].join("\n"))
}
exit(doExit, 1)
}
function exit (doExit, code) {
doExit = doExit || true
rm(npm.tmp, function () { if (doExit) process.exit(code || 0) })
}
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