actions,diff-trees: rebuild bundles via npm3 mechanisms

Previously this was being done implicitly via `build.linkStuff`– we're now
avoiding that.

PR-URL: #9891
Fixes: #9643
Fixes: #9664

lib/install/action/build.js

@@ -6,7 +6,7 @@ var npm = require('../../npm.js')
 module.exports = function (top, buildpath, pkg, log, next) {
   log.silly('build', pkg.package.name)
   chain([
-    [build.linkStuff, pkg.package, pkg.path, npm.config.get('global'), false],
+    [build.linkStuff, pkg.package, pkg.path, npm.config.get('global'), true],
     [build.writeBuiltinConf, pkg.package, pkg.path]
   ], next)
 }

lib/install/decompose-actions.js

@@ -10,11 +10,14 @@ module.exports = function (differences, decomposed, next) {
     switch (cmd) {
       case 'add':
       case 'update':
-          addSteps(decomposed, pkg, done)
+        addSteps(decomposed, pkg, done)
         break
       case 'move':
         moveSteps(decomposed, pkg, done)
         break
+      case 'rebuild':
+        rebuildSteps(decomposed, pkg, done)
+        break
       case 'remove':
       case 'update-linked':
       default:
@@ -44,6 +47,14 @@ function moveSteps (decomposed, pkg, done) {
   done()
 }
 
+function rebuildSteps (decomposed, pkg, done) {
+  decomposed.push(['preinstall', pkg])
+  decomposed.push(['build', pkg])
+  decomposed.push(['install', pkg])
+  decomposed.push(['postinstall', pkg])
+  done()
+}
+
 function defaultSteps (decomposed, cmd, pkg, done) {
   decomposed.push([cmd, pkg])
   done()

lib/install/diff-trees.js

@@ -1,6 +1,7 @@
 'use strict'
 var validate = require('aproba')
 var npa = require('npm-package-arg')
+var npm = require('../npm.js')
 var flattenTree = require('./flatten-tree.js')
 
 function nonRegistrySource (pkg) {
@@ -129,8 +130,9 @@ function diffTrees (oldTree, newTree) {
     pkg.isInLink = (pkg.oldPkg && isLink(pkg.oldPkg.parent)) ||
                    (pkg.parent && isLink(pkg.parent)) ||
                    requiredByAllLinked(pkg)
-    if (pkg.fromBundle) return
-    if (pkg.oldPkg) {
+    if (pkg.fromBundle) {
+      if (npm.config.get('rebuild-bundle')) differences.push(['rebuild', pkg])
+    } else if (pkg.oldPkg) {
       if (!pkg.directlyRequested && pkgAreEquiv(pkg.oldPkg.package, pkg.package)) return
       if (!pkg.isInLink && (isLink(pkg.oldPkg) || isLink(pkg))) {
         differences.push(['update-linked', pkg])