updated sys and created publi

publi/node_modules/in-publish/index.js

@@ -0,0 +1,28 @@
+'use strict'
+function inCommand (cmd) {
+  try {
+    var npm_config_argv = JSON.parse(process.env['npm_config_argv'])
+  } catch (e) {
+    return false
+  }
+
+  if (typeof npm_config_argv !== 'object') process.exit(1)
+  if (!npm_config_argv.cooked) process.exit(1)
+  if (!npm_config_argv.cooked instanceof Array) process.exit(1)
+
+  var V
+  while ((V = npm_config_argv.cooked.shift()) !== undefined) {
+    if (/^-/.test(V)) continue
+    if (cmd.test(V)) return true
+    return false
+  }
+  return false
+}
+
+exports.inPublish = function () {
+  return inCommand(/^pu(b(l(i(sh?)?)?)?)?$/)
+}
+
+exports.inInstall = function () {
+  return inCommand(/^i(n(s(t(a(ll?)?)?)?)?)?$/)
+}