A package.json install that works.

It's an ugly hack, but it works.

install.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+dir=$npm_config_root/.npm/$npm_package_name/$npm_package_version/package
+
+# add lines to the bashrc.
+has=$(cat ~/.bashrc | egrep "^# ADDED BY npm FOR NVM$" || true)
+if [ "x$has" != "x" ]; then
+  exit 0
+fi
+cat <<NVM_CODE >>~/.bashrc
+# ADDED BY npm FOR NVM
+NVM_DIR=$dir
+. \$NVM_DIR/nvm.sh
+nvm use
+# END ADDED BY npm FOR NVM
+NVM_CODE
+
+cat <<NVM_HOWTO
+
+  To use nvm, source your .bashrc file like this:
+    . ~/.bashrc
+  or log out and back into your terminal.
+
+NVM_HOWTO

package.json

@@ -1,5 +1,6 @@
 { "name" : "nvm"
 , "version" : "0.0.2"
-, "bin" : { "nvm" : "./nvm.sh" }
 , "author" : "Tim Caswell <tim@creationix.org>"
+, "scripts" :
+  { "install" : "./install.sh" , "uninstall" : "./uninstall.sh" }
 }

uninstall.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+
+has=$(cat ~/.bashrc | egrep "^# ADDED BY npm FOR NVM$" || true)
+if [ "x$has" == "x" ]; then
+  echo "doesn't have it, exiting"
+  exit 0
+fi
+tmp=~/.bashrc.tmp
+cat ~/.bashrc | {
+  incode=0
+  while read line; do
+    if [ "$line" == "# ADDED BY npm FOR NVM" ]; then
+      incode=1
+    elif [ "$line" == "# END ADDED BY npm FOR NVM" ] \
+          && [ $incode -eq 1 ]; then
+      incode=0
+    elif [ $incode -eq 0 ]; then
+      echo "$line" >> $tmp
+    fi
+  done
+}
+mv $tmp ~/.bashrc