Avoid accidentally opening npm.js with WSH

1 files changed, 77 insertions, 0 deletions

diff --git a/bin/npm-cli.js b/bin/npm-cli.js
new file mode 100755
index 000000000..db6db2fbd
--- /dev/null
+++ b/bin/npm-cli.js
@@ -0,0 +1,77 @@
+#!/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
+}
+
+var log = require("../lib/utils/log.js")
+log.waitForConfig()
+log.info("ok", "it worked if it ends with")
+
+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(process.argv, "cli")
+
+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
+}
+
+log.info("npm@"+npm.version, "using")
+log.info("node@"+process.version, "using")
+
+// 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)
+})
+
+})()