Better messaging when the node version isn't supported

1 files changed, 4 insertions, 2 deletions

diff --git a/lib/install.js b/lib/install.js
index 9f815e69b..e7b8d4a2b 100644
--- a/lib/install.js
+++ b/lib/install.js
@@ -162,8 +162,9 @@ function findSatisfying (pkg, name, range, mustHave, reg) {
 
 function finisher (pkg, reg, pkglist, cb) { return function (er, data) {
   if (er) return log.er(cb, "Error installing "+pkg)(er)
-  if (!data._nodeSupported) return cb(new Error(
-    data.name+"@"+data.version+" not compatible with node@"+process.version))
+  if (!data._nodeSupported) cb(new Error(
+    data.name+"@"+data.version+" not compatible with node@"+process.version+"\n"+
+    "Requires node@"+data.engines.node+"\n"))
 
   if (!reg.hasOwnProperty(data.name)) {
     reg[data.name] = Object.create(reg[data.name] || Object.prototype)
@@ -194,6 +195,7 @@ function filterNodeVersion (data) {
   for (var v in data.versions) {
     if (!data.versions[v]._nodeSupported) {
       log.warn(data._id, "not supported on node@"+process.version)
+      log.warn(data.engines, data._id+" supported engines:")
       delete data.versions[v]
     }
   }