Discover new versions with outdated

Add versions that are not matching the version specified in the
package.json as 'latest', at cost of one request more per package.

Show versions that are specified by the package.json as 'wanted'

Fixes #1428

doc/cli/npm-outdated.md

@@ -10,6 +10,10 @@ npm-outdated(1) -- Check for outdated packages
 This command will check the registry to see if any (or, specific) installed
 packages are currently outdated.
 
+The resulting field 'wanted' shows the latest version according to the
+version specified in the package.json, the field 'latest' the very latest
+version of the package.
+
 ## SEE ALSO
 
 * npm-update(1)

lib/outdated.js

@@ -45,6 +45,7 @@ function makePretty (p) {
     , dir = path.resolve(p[0], "node_modules", dep)
     , has = p[2]
     , want = p[3]
+    , latest = p[4]
 
   // XXX add --json support
   // Should match (more or less) the output of ls --json
@@ -61,8 +62,10 @@ function makePretty (p) {
   if (!npm.config.get("global")) {
     dir = path.relative(process.cwd(), dir)
   }
-  return dep + "@" + want + " " + dir
+  return dep + " " + dir
        + " current=" + (has || "MISSING")
+       + " wanted=" + want
+       + " latest=" + latest
 }
 
 function outdated_ (args, dir, parentHas, cb) {
@@ -154,29 +157,35 @@ function shouldUpdate (args, dir, dep, has, req, cb) {
              , cb )
   }
 
-  function doIt (shouldHave) {
-    cb(null, [[ dir, dep, curr && curr.version, shouldHave, req ]])
+  function doIt (wanted, latest) {
+    cb(null, [[ dir, dep, curr && curr.version, wanted, latest, req ]])
   }
 
   if (args.length && args.indexOf(dep) === -1) {
     return skip()
   }
 
-  // so, we can conceivably update this.  find out if we need to.
-  cache.add(dep, req, function (er, d) {
-    // if this fails, then it means we can't update this thing.
-    // it's probably a thing that isn't published.
-    if (er) return skip()
+  var registry = npm.registry
+  // search for the latest package
+  registry.get(dep + "/latest", function (er, l) {
+    if (er) return cb()
+    // so, we can conceivably update this.  find out if we need to.
+    cache.add(dep, req, function (er, d) {
+      // if this fails, then it means we can't update this thing.
+      // it's probably a thing that isn't published.
+      if (er) return skip()
 
-    // check that the url origin hasn't changed (#1727) and that
-    // there is no newer version available
-    var dFromUrl = d._from && url.parse(d._from).protocol
-    var cFromUrl = curr && curr.from && url.parse(curr.from).protocol
+      // check that the url origin hasn't changed (#1727) and that
+      // there is no newer version available
+      var dFromUrl = d._from && url.parse(d._from).protocol
+      var cFromUrl = curr && curr.from && url.parse(curr.from).protocol
 
-    if (!curr || dFromUrl && cFromUrl && d._from !== curr.from
-        || d.version !== curr.version)
-      doIt(d.version)
-    else
-      skip()
+      if (!curr || dFromUrl && cFromUrl && d._from !== curr.from
+          || d.version !== curr.version
+          || d.version !== l.version)
+        doIt(d.version, l.version)
+      else
+        skip()
+    })
   })
 }

package.json

@@ -123,7 +123,7 @@
   "devDependencies": {
     "ronn": "~0.3.6",
     "tap": "~0.4.0",
-    "npm-registry-mock": "~0.3.0"
+    "npm-registry-mock": "~0.4.1"
   },
   "engines": {
     "node": ">=0.6",

test/tap/outdated-new-versions.js

@@ -0,0 +1,25 @@
+var test = require("tap").test
+var npm = require("../../")
+
+var mr = require("npm-registry-mock")
+
+// config
+var port = 1331
+var address = "http://localhost:" + port
+var pkg = __dirname + '/outdated-new-versions'
+
+
+test("dicovers new versions in outdated", function (t) {
+  process.chdir(pkg)
+
+  mr(port, function (s) {
+    npm.load({registry: address}, function () {
+      npm.outdated(function (er, d) {
+        t.equal("1.5.1", d[0][4]) // dependencies
+        t.equal("2.27.0", d[1][4]) // devDependencies
+        s.close()
+        t.end()
+      })
+    })
+  })
+})

test/tap/outdated-new-versions/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "new-versions-with-outdated",
+  "author": "Rockbert",
+  "version": "0.0.0",
+  "dependencies": {
+    "underscore": "~1.3.1"
+  },
+  "devDependencies": {
+    "request": "~0.9.0"
+  }
+}