v0.13.0

Add `nvm exec` command.

README.markdown

@@ -8,11 +8,11 @@ First you'll need to make sure your system has a c++ compiler.  For OSX, XCode w
 
 To install you could use the [install script][2] using cURL:
 
-    curl https://raw.githubusercontent.com/creationix/nvm/v0.12.1/install.sh | bash
+    curl https://raw.githubusercontent.com/creationix/nvm/v0.13.0/install.sh | bash
 
 or Wget:
 
-    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.12.1/install.sh | bash
+    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.13.0/install.sh | bash
 
 <sub>The script clones the nvm repository to `~/.nvm` and adds the source line to your profile (`~/.bash_profile`, `~/.zshrc` or `~/.profile`).</sub>
 
@@ -38,7 +38,7 @@ Often I also put in a line to use a specific version of node.
 ## Usage
 
 You can create an `.nvmrc` file containing version number in the project root directory (or any parent directory).
-`nvm use`, `nvm install`, and `nvm run` will all respect an `.nvmrc` file.
+`nvm use`, `nvm install`, `nvm exec`, and `nvm run` will all respect an `.nvmrc` file.
 
 To download, compile, and install the latest v0.10.x release of node, do this:
 
@@ -52,6 +52,10 @@ Or you can just run it:
 
     nvm run 0.10 --version
 
+Or, you can run any arbitrary command in a subshell with the desired version of node:
+
+    nvm exec 0.10 node --version
+
 If you want to see what versions are installed:
 
     nvm ls
@@ -163,7 +167,7 @@ After the v0.8.6 release of node, nvm tries to install from binary packages. But
     nvm install -s 0.8.6
 
 [1]: https://github.com/creationix/nvm.git
-[2]: https://github.com/creationix/nvm/blob/v0.12.1/install.sh
+[2]: https://github.com/creationix/nvm/blob/v0.13.0/install.sh
 [3]: https://travis-ci.org/creationix/nvm
 [Urchin]: https://github.com/scraperwiki/urchin
 

install.sh

@@ -44,12 +44,12 @@ install_nvm_from_git() {
     mkdir -p "$NVM_DIR"
     git clone "$NVM_SOURCE" "$NVM_DIR"
   fi
-  cd $NVM_DIR && git checkout v0.12.1 && git branch -D master || true
+  cd $NVM_DIR && git checkout v0.13.0 && git branch -D master || true
 }
 
 install_nvm_as_script() {
   if [ -z "$NVM_SOURCE" ]; then
-    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.12.1/nvm.sh"
+    NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.13.0/nvm.sh"
   fi
 
   # Downloading to $NVM_DIR

nvm.sh

@@ -131,7 +131,7 @@ nvm_remote_version() {
 }
 
 nvm_normalize_version() {
-  echo "$1" | sed -e 's/^v//' | awk -F. '{ printf("%d%03d%03d\n", $1,$2,$3); }'
+  echo "$1" | sed -e 's/^v//' | \awk -F. '{ printf("%d%03d%03d\n", $1,$2,$3); }'
 }
 
 nvm_format_version() {
@@ -196,7 +196,7 @@ nvm_ls() {
       PATTERN="$PATTERN."
     fi
     VERSIONS=`find "$NVM_DIR/" -maxdepth 1 -type d -name "$PATTERN*" -exec basename '{}' ';' \
-      | sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n | \grep -v '^ *\.'`
+      | sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n | \grep -v '^ *\.' | \grep -e '^v'`
   fi
   if [ -z "$VERSIONS" ]; then
     echo "N/A"
@@ -234,11 +234,11 @@ nvm_ls_remote() {
 
 nvm_checksum() {
   if nvm_has "shasum"; then
-    checksum=$(shasum $1 | awk '{print $1}')
+    checksum=$(shasum $1 | \awk '{print $1}')
   elif nvm_has "sha1"; then
     checksum=$(sha1 -q $1)
   else
-    checksum=$(sha1sum $1 | awk '{print $1}')
+    checksum=$(sha1sum $1 | \awk '{print $1}')
   fi
 
   if [ "$checksum" = "$2" ]; then
@@ -412,7 +412,7 @@ nvm() {
           if nvm_binary_available "$VERSION"; then
             t="$VERSION-$os-$arch"
             url="$NVM_NODEJS_ORG_MIRROR/$VERSION/node-${t}.tar.gz"
-            sum=`nvm_download -s $NVM_NODEJS_ORG_MIRROR/$VERSION/SHASUMS.txt -o - | \grep node-${t}.tar.gz | awk '{print $1}'`
+            sum=`nvm_download -s $NVM_NODEJS_ORG_MIRROR/$VERSION/SHASUMS.txt -o - | \grep node-${t}.tar.gz | \awk '{print $1}'`
             local tmpdir
             tmpdir="$NVM_DIR/bin/node-${t}"
             local tmptarball
@@ -451,7 +451,7 @@ nvm() {
       tmptarball="$tmpdir/node-$VERSION.tar.gz"
       if [ "`nvm_download -s -I "$NVM_NODEJS_ORG_MIRROR/$VERSION/node-$VERSION.tar.gz" -o - | \grep '200 OK'`" != '' ]; then
         tarball="$NVM_NODEJS_ORG_MIRROR/$VERSION/node-$VERSION.tar.gz"
-        sum=`nvm_download -s $NVM_NODEJS_ORG_MIRROR/$VERSION/SHASUMS.txt -o - | \grep node-$VERSION.tar.gz | awk '{print $1}'`
+        sum=`nvm_download -s $NVM_NODEJS_ORG_MIRROR/$VERSION/SHASUMS.txt -o - | \grep node-$VERSION.tar.gz | \awk '{print $1}'`
       elif [ "`nvm_download -s -I "$NVM_NODEJS_ORG_MIRROR/node-$VERSION.tar.gz" -o - | \grep '200 OK'`" != '' ]; then
         tarball="$NVM_NODEJS_ORG_MIRROR/node-$VERSION.tar.gz"
       fi
@@ -639,6 +639,29 @@ nvm() {
       echo "Running node $VERSION"
       NODE_PATH=$RUN_NODE_PATH $NVM_DIR/$VERSION/bin/node "$@"
     ;;
+    "exec" )
+      shift
+
+      local provided_version
+      provided_version=$1
+      if [ -n "$provided_version" ]; then
+        VERSION=`nvm_version $provided_version`
+        if [ $VERSION = "N/A" ]; then
+          provided_version=''
+          nvm_rc_version
+          VERSION=`nvm_version $NVM_RC_VERSION`
+        else
+          shift
+        fi
+      fi
+
+      if [ ! -d "$NVM_DIR/$VERSION" ]; then
+        echo "$VERSION version is not installed yet" >&2
+        return 1
+      fi
+      echo "Running node $VERSION"
+      NODE_VERSION=$VERSION $NVM_DIR/nvm-exec "$@"
+    ;;
     "ls" | "list" )
       local NVM_LS_OUTPUT
       local NVM_LS_EXIT_CODE
@@ -723,7 +746,7 @@ nvm() {
       nvm_version $2
     ;;
     "--version" )
-      echo "0.12.1"
+      echo "0.13.0"
     ;;
     "unload" )
       unset -f nvm nvm_print_versions nvm_checksum nvm_ls_remote nvm_ls nvm_remote_version nvm_version nvm_rc_version > /dev/null 2>&1

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nvm",
-  "version": "0.12.1",
+  "version": "0.13.0",
   "description": "Node Version Manager - Simple bash script to manage multiple active node.js versions",
   "directories": {
     "test": "test"

test/fast/Listing versions/Running "nvm ls node" should return a nonzero exit code when not found

@@ -0,0 +1,7 @@
+ #!/bin/sh
+
+. ../../../nvm.sh
+
+nvm ls node
+[ "$?" = "3" ]
+

test/slow/nvm exec/Running "nvm exec 0.x" should work

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+nvm use 0.10
+NPM_VERSION_TEN="$(npm --version)"
+
+nvm use 0.11.7 && [ "$(node --version)" = "v0.11.7" ] || die "\`nvm use\` failed!"
+
+[ "$(nvm exec 0.10 npm --version | tail -1)" = "$NPM_VERSION_TEN" ] || die "`nvm exec` failed to run with the correct version"
+

test/slow/nvm exec/Running "nvm exec" should pick up .nvmrc version

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+nvm use 0.10.7
+NPM_VERSION_TEN="$(npm --version)"
+
+nvm use 0.11.7 && [ "$(node --version)" = "v0.11.7" ] || die "\`nvm use\` failed!"
+
+echo "0.10.7" > .nvmrc
+
+[ "$(nvm exec npm --version | tail -1)" = "$NPM_VERSION_TEN" ] || die "\`nvm exec\` failed to run with the .nvmrc version"
+
+[ "$(nvm exec npm --version | head -1)" = "Found '$PWD/.nvmrc' with version <0.10.7>" ] || die "\`nvm exec\` failed to print out the \"found in .nvmrc\" message"
+

test/slow/nvm exec/setup_dir

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+. ../../../nvm.sh
+nvm install 0.10.7
+nvm install 0.11.7
+
+if [ -f ".nvmrc" ]; then
+  mv .nvmrc .nvmrc.bak
+fi
+

test/slow/nvm exec/teardown_dir

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+. ../../../nvm.sh
+nvm uninstall v0.10.7
+nvm uninstall v0.11.7
+
+rm .nvmrc
+
+if [ -f ".nvmrc.bak" ]; then
+  mv .nvmrc.bak .nvmrc
+fi
+