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343 lines
9.9 KiB
343 lines
9.9 KiB
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module.exports = errorHandler
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var cbCalled = false
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, log = require("npmlog")
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, npm = require("../npm.js")
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, rm = require("rimraf")
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, itWorked = false
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, path = require("path")
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, wroteLogFile = false
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, exitCode = 0
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process.on("exit", function (code) {
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// console.error("exit", code)
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if (!npm.config.loaded) return
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if (code) itWorked = false
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if (itWorked) log.info("ok")
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else {
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if (!cbCalled) {
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log.error("", "cb() never called!")
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}
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if (wroteLogFile) {
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log.error("", [""
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,"Additional logging details can be found in:"
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," " + path.resolve("npm-debug.log")
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].join("\n"))
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wroteLogFile = false
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}
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log.error("not ok", "code", code)
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}
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var doExit = npm.config.get("_exit")
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if (doExit) {
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// actually exit.
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if (exitCode === 0 && !itWorked) {
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exitCode = 1
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}
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if (exitCode !== 0) process.exit(exitCode)
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} else {
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itWorked = false // ready for next exit
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}
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})
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function exit (code, noLog) {
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exitCode = exitCode || process.exitCode || code
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var doExit = npm.config.get("_exit")
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log.verbose("exit", [code, doExit])
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if (log.level === "silent") noLog = true
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if (code && !noLog) writeLogFile(reallyExit)
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else rm("npm-debug.log", function () { rm(npm.tmp, reallyExit) })
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function reallyExit() {
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// truncate once it's been written.
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log.record.length = 0
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itWorked = !code
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// just emit a fake exit event.
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// if we're really exiting, then let it exit on its own, so that
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// in-process stuff can finish or clean up first.
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if (!doExit) process.emit("exit", code)
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}
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}
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function errorHandler (er) {
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var printStack = false
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// console.error("errorHandler", er)
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if (!npm.config.loaded) {
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// logging won't work unless we pretend that it's ready
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er = er || new Error("Exit prior to config file resolving.")
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console.error(er.stack || er.message)
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}
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if (cbCalled) {
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er = er || new Error("Callback called more than once.")
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}
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cbCalled = true
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if (!er) return exit(0)
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if (typeof er === "string") {
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log.error("", er)
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return exit(1, true)
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} else if (!(er instanceof Error)) {
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log.error("weird error", er)
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return exit(1, true)
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}
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var m = er.code || er.message.match(/^(?:Error: )?(E[A-Z]+)/)
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if (m && !er.code) er.code = m
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switch (er.code) {
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case "ECONNREFUSED":
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log.error("", er)
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log.error("", ["\nIf you are behind a proxy, please make sure that the"
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,"'proxy' config is set properly. See: 'npm help config'"
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].join("\n"))
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printStack = true
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break
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case "EACCES":
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case "EPERM":
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log.error("", er)
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log.error("", ["\nPlease try running this command again as root/Administrator."
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].join("\n"))
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printStack = true
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break
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case "ELIFECYCLE":
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er.code = "ELIFECYCLE"
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log.error("", er.message)
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log.error("", ["","Failed at the "+er.pkgid+" "+er.stage+" script."
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,"This is most likely a problem with the "+er.pkgname+" package,"
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,"not with npm itself."
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,"Tell the author that this fails on your system:"
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," "+er.script
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,"You can get their info via:"
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," npm owner ls "+er.pkgname
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,"There is likely additional logging output above."
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].join("\n"))
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break
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case "ENOGIT":
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er.code = "ENOGIT"
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log.error("", er.message)
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log.error("", ["","Failed using git."
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,"This is most likely not a problem with npm itself."
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,"Please check if you have git installed and in your PATH."
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].join("\n"))
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break
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case "EJSONPARSE":
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er.code = "EJSONPARSE"
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log.error("", er.message)
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log.error("", "File: "+er.file)
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log.error("", ["Failed to parse package.json data."
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,"package.json must be actual JSON, not just JavaScript."
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,"","This is not a bug in npm."
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,"Tell the package author to fix their package.json file."
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].join("\n"), "JSON.parse")
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break
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case "E404":
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er.code = "E404"
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if (er.pkgid && er.pkgid !== "-") {
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var msg = ["'"+er.pkgid+"' is not in the npm registry."
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,"You should bug the author to publish it"]
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if (er.parent) {
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msg.push("It was specified as a dependency of '"+er.parent+"'")
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}
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if (er.pkgid.match(/^node[\.\-]|[\.\-]js$/)) {
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var s = er.pkgid.replace(/^node[\.\-]|[\.\-]js$/g, "")
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if (s !== er.pkgid) {
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s = s.replace(/[^a-z0-9]/g, ' ')
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msg.push("\nMaybe try 'npm search " + s + "'")
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}
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}
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msg.push("\nNote that you can also install from a"
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,"tarball, folder, or http url, or git url.")
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log.error("404", msg.join("\n"))
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}
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break
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case "EPUBLISHCONFLICT":
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er.code = "EPUBLISHCONFLICT"
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log.error("publish fail", ["Cannot publish over existing version."
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,"Update the 'version' field in package.json and try again."
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,""
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,"If the previous version was published in error, see:"
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," npm help unpublish"
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,""
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,"To automatically increment version numbers, see:"
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," npm help version"
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].join("\n"))
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break
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case "EISGIT":
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er.code = "EISGIT"
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log.error("git", [er.message
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," "+er.path
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,"Refusing to remove it. Update manually,"
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,"or move it out of the way first."
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].join("\n"))
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break
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case "ECYCLE":
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er.code = "ECYCLE"
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log.error("cycle", [er.message
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,"While installing: "+er.pkgid
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,"Found a pathological dependency case that npm cannot solve."
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,"Please report this to the package author."
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].join("\n"))
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break
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case "EBADPLATFORM":
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er.code = "EBADPLATFORM"
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log.error("notsup", [er.message
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,"Not compatible with your operating system or architecture: "+er.pkgid
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,"Valid OS: "+er.os.join(",")
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,"Valid Arch: "+er.cpu.join(",")
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,"Actual OS: "+process.platform
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,"Actual Arch: "+process.arch
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].join("\n"))
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break
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case "EEXIST":
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log.error([er.message
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,"File exists: "+er.path
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,"Move it away, and try again."].join("\n"))
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break
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case "ENEEDAUTH":
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log.error("need auth", [er.message
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,"You need to authorize this machine using `npm adduser`"
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].join("\n"))
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break
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case "EPEERINVALID":
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var peerErrors = Object.keys(er.peersDepending).map(function (peer) {
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return "Peer " + peer + " wants " + er.packageName + "@"
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+ er.peersDepending[peer]
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})
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log.error("peerinvalid", [er.message].concat(peerErrors).join("\n"))
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break
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case "ECONNRESET":
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case "ENOTFOUND":
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case "ETIMEDOUT":
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log.error("network", [er.message
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,"This is most likely not a problem with npm itself"
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,"and is related to network connectivity."
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,"In most cases you are behind a proxy or have bad network settings."
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,"\nIf you are behind a proxy, please make sure that the"
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,"'proxy' config is set properly. See: 'npm help config'"
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].join("\n"))
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break
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case "ENOPACKAGEJSON":
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log.error("package.json", [er.message
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,"This is most likely not a problem with npm itself."
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,"npm can't find a package.json file in your current directory."
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].join("\n"))
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break
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case "ETARGET":
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log.error("notarget", [er.message
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,"This is most likely not a problem with npm itself."
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,"In most cases you or one of your dependencies are requesting"
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,"a package version that doesn't exist."
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].join("\n"))
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break
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case "ENOTSUP":
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if (er.required) {
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log.error("notsup", [er.message
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,"Not compatible with your version of node/npm: "+er.pkgid
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,"Required: "+JSON.stringify(er.required)
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,"Actual: "
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+JSON.stringify({npm:npm.version
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,node:npm.config.get("node-version")})
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].join("\n"))
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break
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} // else passthrough
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default:
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log.error("", er.stack || er.message || er)
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log.error("", ["If you need help, you may report this *entire* log,"
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,"including the npm and node versions, at:"
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," <http://github.com/isaacs/npm/issues>"
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].join("\n"))
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printStack = false
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break
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}
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var os = require("os")
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// just a line break
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console.error("")
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log.error("System", os.type() + " " + os.release())
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log.error("command", process.argv
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.map(JSON.stringify).join(" "))
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log.error("cwd", process.cwd())
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log.error("node -v", process.version)
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log.error("npm -v", npm.version)
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; [ "file"
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, "path"
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, "type"
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, "syscall"
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, "fstream_path"
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, "fstream_unc_path"
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, "fstream_type"
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, "fstream_class"
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, "fstream_finish_call"
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, "fstream_linkpath"
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, "code"
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, "errno"
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, "stack"
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, "fstream_stack"
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].forEach(function (k) {
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var v = er[k]
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if (k === "stack") {
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if (!printStack) return
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if (!v) v = er.message
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}
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if (!v) return
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if (k === "fstream_stack") v = v.join("\n")
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log.error(k, v)
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})
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exit(typeof er.errno === "number" ? er.errno : 1)
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}
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var writingLogFile = false
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function writeLogFile (cb) {
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if (writingLogFile) return cb()
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writingLogFile = true
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wroteLogFile = true
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var fs = require("graceful-fs")
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, fstr = fs.createWriteStream("npm-debug.log")
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, util = require("util")
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, os = require("os")
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, out = ""
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log.record.forEach(function (m) {
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var pref = [m.id, m.level]
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if (m.prefix) pref.push(m.prefix)
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pref = pref.join(' ')
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m.message.trim().split(/\r?\n/).map(function (line) {
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return (pref + ' ' + line).trim()
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}).forEach(function (line) {
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out += line + os.EOL
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})
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})
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fstr.end(out)
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fstr.on("close", cb)
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}
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