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nodejs/deps/npm/bin/npm-cli.js
2012-06-11 08:13:36 -07:00

88 lines
2.2 KiB
JavaScript
Executable File

#!/usr/bin/env node
;(function () { // wrapper in case we're in module_context mode
// windows: running "npm blah" in this folder will invoke WSH, not node.
if (typeof WScript !== "undefined") {
WScript.echo("npm does not work when run\n"
+"with the Windows Scripting Host\n\n"
+"'cd' to a different directory,\n"
+"or type 'npm.cmd <args>',\n"
+"or type 'node npm <args>'.")
WScript.quit(1)
return
}
process.title = "npm"
var log = require("npmlog")
log.pause() // will be unpaused when config is loaded.
log.info("it worked if it ends with", "ok")
var fs = require("graceful-fs")
, path = require("path")
, npm = require("../lib/npm.js")
, ini = require("../lib/utils/ini.js")
, errorHandler = require("../lib/utils/error-handler.js")
, configDefs = require("../lib/utils/config-defs.js")
, shorthands = configDefs.shorthands
, types = configDefs.types
, nopt = require("nopt")
// if npm is called as "npmg" or "npm_g", then
// run in global mode.
if (path.basename(process.argv[1]).slice(-1) === "g") {
process.argv.splice(1, 1, "npm", "-g")
}
log.verbose("cli", process.argv)
var conf = nopt(types, shorthands)
npm.argv = conf.argv.remain
if (npm.deref(npm.argv[0])) npm.command = npm.argv.shift()
else conf.usage = true
if (conf.version) {
console.log(npm.version)
return
}
if (conf.versions) {
var v = process.versions
v.npm = npm.version
console.log(v)
return
}
log.info("using", "npm@%s", npm.version)
log.info("using", "node@%s", process.version)
// make sure that this version of node works with this version of npm.
var semver = require("semver")
, nodeVer = process.version
, reqVer = npm.nodeVersionRequired
if (reqVer && !semver.satisfies(nodeVer, reqVer)) {
return errorHandler(new Error(
"npm doesn't work with node " + nodeVer
+ "\nRequired: node@" + reqVer), true)
}
process.on("uncaughtException", errorHandler)
if (conf.usage && npm.command !== "help") {
npm.argv.unshift(npm.command)
npm.command = "help"
}
// now actually fire up npm and run the command.
// this is how to use npm programmatically:
conf._exit = true
npm.load(conf, function (er) {
if (er) return errorHandler(er)
npm.commands[npm.command](npm.argv, errorHandler)
})
})()