Throw 'not supported' errors for package specs not supported yet

bin/pnpm-install

@@ -130,6 +130,9 @@ function logger () {
       } else if (status === 'dependencies') {
         t.status(chalk.gray('' + pkgData.version + ' ·'))
           .details('')
+      } else if (status === 'error') {
+        t.status(chalk.red('ERROR ✗'))
+          .details(args && (args.message || args))
       } else {
         t.status(status)
           .details('')

lib/err.js

@@ -1,10 +1,13 @@
+var chalk = require('chalk')
+
 module.exports = function err (error) {
   console.error('')
   if (error.host && error.path) {
     console.error('' + error.message)
     console.error('' + error.method + ' ' + error.host + error.path)
   } else {
-    console.error('Error: ' + (error.stack || error.message || error))
+    console.error(chalk.red(' ! ' + (error.message || error)))
   }
+  console.error('')
   process.exit(1)
 }

lib/install.js

@@ -63,6 +63,10 @@ module.exports = function install (ctx, pkgSpec, modules, options) {
     fulldata: undefined
   }
 
+  if (!pkg.spec.name) {
+    throw new Error("Not supported: '" + pkgSpec + "'")
+  }
+
   var paths = {
     // Module storage => './node_modules'
     modules: modules,