v0.7.0

utility method for append path, fixes #414

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/v0.5.1/install.sh | sh
+    curl https://raw.githubusercontent.com/creationix/nvm/v0.7.0/install.sh | sh
 
 or Wget:
 
-    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.5.1/install.sh | sh
+    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.7.0/install.sh | sh
 
 <sub>The script clones the nvm repository to `~/.nvm` and adds the source line to your profile (`~/.bash_profile`, `~/.zshrc` or `~/.profile`).</sub>
 
@@ -37,6 +37,9 @@ 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.
+
 To download, compile, and install the latest v0.10.x release of node, do this:
 
     nvm install 0.10
@@ -45,13 +48,9 @@ And then in any new shell just use the installed version:
 
     nvm use 0.10
 
-You can create an `.nvmrc` file containing version number in the project root folder; run the following command to switch versions:
-
-    nvm use
-
 Or you can just run it:
 
-    nvm run 0.10
+    nvm run 0.10 --version
 
 If you want to see what versions are installed:
 
@@ -133,17 +132,17 @@ nvm alias
 	default
 
 	$ nvm alias my_alias [tab][tab]
-	v0.4.11        v0.4.12       v0.6.14
+	v0.6.21        v0.8.26       v0.10.28
 
 nvm use
 
 	$ nvm use [tab][tab]
-	my_alias        default        v0.4.11        v0.4.12       v0.6.14
+	my_alias        default        v0.6.21        v0.8.26       v0.10.28
 
 nvm uninstall
 
 	$ nvm uninstall [tab][tab]
-	my_alias        default        v0.4.11        v0.4.12       v0.6.14
+	my_alias        default        v0.6.21        v0.8.26       v0.10.28
 
 ## Problems
 
@@ -164,7 +163,7 @@ 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/v0.5.1/install.sh
+[2]: https://github.com/creationix/nvm/blob/v0.7.0/install.sh
 [3]: https://travis-ci.org/creationix/nvm
 [Urchin]: https://github.com/scraperwiki/urchin
 

nvm.sh

@@ -97,6 +97,18 @@ nvm_format_version() {
   echo "$1" | sed -e 's/^\([0-9]\)/v\1/g'
 }
 
+nvm_strip_path() {
+  echo "$1" | sed -e "s#$NVM_DIR/[^/]*$2[^:]*:##g" -e "s#:$NVM_DIR/[^/]*$2[^:]*##g" -e "s#$NVM_DIR/[^/]*$2[^:]*##g"
+}
+
+nvm_prepend_path() {
+  if [ -z "$1" ]; then
+    echo "$2"
+  else
+    echo "$2:$1"
+  fi
+}
+
 nvm_binary_available() {
   # binaries started with node 0.8.6
   local MINIMAL="0.8.6"
@@ -306,7 +318,16 @@ nvm() {
         shift
       done
 
-      [ -d "$NVM_DIR/$VERSION" ] && echo "$VERSION is already installed." && return
+      if [ -d "$NVM_DIR/$VERSION" ]; then
+        echo "$VERSION is already installed."
+        nvm use "$VERSION"
+        return $?
+      fi
+
+      if [ "$VERSION" = "N/A" ]; then
+        echo "Version '$provided_version' not found - try \`nvm ls-remote\` to browse available versions."
+        return 3
+      fi
 
       # skip binary install if no binary option specified.
       if [ $nobinary -ne 1 ]; then
@@ -419,20 +440,20 @@ nvm() {
     ;;
     "deactivate" )
       if [ `expr "$PATH" : ".*$NVM_DIR/.*/bin.*"` != 0 ] ; then
-        export PATH=${PATH%$NVM_DIR/*/bin*}${PATH#*$NVM_DIR/*/bin:}
+        export PATH=`nvm_strip_path "$PATH" "/bin"`
         hash -r
         echo "$NVM_DIR/*/bin removed from \$PATH"
       else
         echo "Could not find $NVM_DIR/*/bin in \$PATH"
       fi
       if [ `expr "$MANPATH" : ".*$NVM_DIR/.*/share/man.*"` != 0 ] ; then
-        export MANPATH=${MANPATH%$NVM_DIR/*/share/man*}${MANPATH#*$NVM_DIR/*/share/man:}
+        export MANPATH=`nvm_strip_path "$MANPATH" "/share/man"`
         echo "$NVM_DIR/*/share/man removed from \$MANPATH"
       else
         echo "Could not find $NVM_DIR/*/share/man in \$MANPATH"
       fi
       if [ `expr "$NODE_PATH" : ".*$NVM_DIR/.*/lib/node_modules.*"` != 0 ] ; then
-        export NODE_PATH=${NODE_PATH%$NVM_DIR/*/lib/node_modules*}${NODE_PATH#*$NVM_DIR/*/lib/node_modules:}
+        export NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
         echo "$NVM_DIR/*/lib/node_modules removed from \$NODE_PATH"
       else
         echo "Could not find $NVM_DIR/*/lib/node_modules in \$NODE_PATH"
@@ -462,25 +483,21 @@ nvm() {
         echo "$VERSION version is not installed yet"
         return 1
       fi
-      if [ `expr "$PATH" : ".*$NVM_DIR/.*/bin"` != 0 ]; then
-        PATH=${PATH%$NVM_DIR/*/bin*}$NVM_DIR/$VERSION/bin${PATH#*$NVM_DIR/*/bin}
-      else
-        PATH="$NVM_DIR/$VERSION/bin:$PATH"
-      fi
+      # Strip other version from PATH
+      PATH=`nvm_strip_path "$PATH" "/bin"`
+      # Prepend current version
+      PATH=`nvm_prepend_path "$PATH" "$NVM_DIR/$VERSION/bin"`
       if [ -z "$MANPATH" ]; then
         MANPATH=$(manpath)
       fi
-      MANPATH=${MANPATH#*$NVM_DIR/*/man:}
-      if [ `expr "$MANPATH" : ".*$NVM_DIR/.*/share/man"` != 0 ]; then
-        MANPATH=${MANPATH%$NVM_DIR/*/share/man*}$NVM_DIR/$VERSION/share/man${MANPATH#*$NVM_DIR/*/share/man}
-      else
-        MANPATH="$NVM_DIR/$VERSION/share/man:$MANPATH"
-      fi
-      if [ `expr "$NODE_PATH" : ".*$NVM_DIR/.*/lib/node_modules.*"` != 0 ]; then
-        NODE_PATH=${NODE_PATH%$NVM_DIR/*/lib/node_modules*}$NVM_DIR/$VERSION/lib/node_modules${NODE_PATH#*$NVM_DIR/*/lib/node_modules}
-      else
-        NODE_PATH="$NVM_DIR/$VERSION/lib/node_modules:$NODE_PATH"
-      fi
+      # Strip other version from MANPATH
+      MANPATH=`nvm_strip_path "$MANPATH" "/share/man"`
+      # Prepend current version
+      MANPATH=`nvm_prepend_path "$MANPATH" "$NVM_DIR/$VERSION/share/man"`
+      # Strip other version from NODE_PATH
+      NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
+      # Prepend current version
+      NODE_PATH=`nvm_prepend_path "$NODE_PATH" "$NVM_DIR/$VERSION/lib/node_modules"`
       export PATH
       hash -r
       export MANPATH
@@ -525,11 +542,8 @@ nvm() {
         echo "$VERSION version is not installed yet"
         return;
       fi
-      if [ `expr "$NODE_PATH" : ".*$NVM_DIR/.*/lib/node_modules.*"` != 0 ]; then
-        RUN_NODE_PATH=${NODE_PATH%$NVM_DIR/*/lib/node_modules*}$NVM_DIR/$VERSION/lib/node_modules${NODE_PATH#*$NVM_DIR/*/lib/node_modules}
-      else
-        RUN_NODE_PATH="$NVM_DIR/$VERSION/lib/node_modules:$NODE_PATH"
-      fi
+      RUN_NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
+      RUN_NODE_PATH=`nvm_prepend_path "$NODE_PATH" "$NVM_DIR/$VERSION/lib/node_modules"`
       echo "Running node $VERSION"
       NODE_PATH=$RUN_NODE_PATH $NVM_DIR/$VERSION/bin/node "$@"
     ;;
@@ -611,7 +625,7 @@ nvm() {
         nvm_version $2
     ;;
     "--version" )
-        echo "nvm v0.5.1"
+        echo "0.7.0"
     ;;
     * )
       nvm help

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nvm",
-  "version": "0.5.1",
+  "version": "0.7.0",
   "description": "Node Version Manager - Simple bash script to manage multiple active node.js versions",
   "directories": {
     "test": "test"

test/fast/Running "nvm deactivate" should unset the nvm environment variables.

@@ -8,7 +8,7 @@ die () { echo $@ ; exit 1; }
 
 . ../../nvm.sh
 nvm use v0.2.3 &&
-[ `expr $PATH : ".*v0.2.3/.*/bin"` != 0 ] || die "Failed to activate v0.2.3"
+[ `expr $PATH : ".*v0.2.3/.*/bin"` != 0 ] && [ `expr $NODE_PATH : ".*v0.2.3/.*/lib/node_modules"` != 0 ] || die "Failed to activate v0.2.3"
 
 nvm deactivate &&
-[ `expr $PATH : ".*v0.2.3/.*/bin"` = 0 ] || die "Failed to deactivate v0.2.3"
+[ `expr $PATH : ".*v0.2.3/.*/bin"` = 0 ] && [ `expr $NODE_PATH : ".*v0.2.3/.*/lib/node_modules"` = 0 ] || die "Failed to deactivate v0.2.3"

test/fast/Running "nvm install" with an invalid version fails nicely

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../nvm.sh
+[ "$(nvm install invalid.invalid)" = "Version 'invalid.invalid' not found - try \`nvm ls-remote\` to browse available versions." ] || die "nvm installing an invalid version did not print a nice error message"
+

test/fast/Unit tests/nvm_prepend_path

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+TEST_PATH=/usr/bin:/usr/local/bin
+
+NEW_PATH=`nvm_prepend_path "$TEST_PATH" "$NVM_DIR/v0.2.5/bin"`
+
+[ "$NEW_PATH" = "$NVM_DIR/v0.2.5/bin:/usr/bin:/usr/local/bin" ] || die "Not correctly prepended: $STRIPPED_PATH "
+
+
+EMPTY_PATH=
+
+NEW_PATH=`nvm_prepend_path "$EMPTY_PATH" "$NVM_DIR/v0.2.5/bin"`
+
+[ "$NEW_PATH" = "$NVM_DIR/v0.2.5/bin" ] || die "Not correctly prepended: $STRIPPED_PATH "

test/fast/Unit tests/nvm_strip_path

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+TEST_PATH=$NVM_DIR/v0.10.5/bin:/usr/bin:$NVM_DIR/v0.11.5/bin:$NVM_DIR/v0.9.5/bin:/usr/local/bin:$NVM_DIR/v0.2.5/bin
+
+STRIPPED_PATH=`nvm_strip_path "$TEST_PATH" "/bin"`
+
+[ "$STRIPPED_PATH" = "/usr/bin:/usr/local/bin" ] || die "Not correctly stripped: $STRIPPED_PATH "

test/slow/nvm install/install already installed uses it

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+[ "$(nvm install invalid.invalid)" = "Version 'invalid.invalid' not found - try \`nvm ls-remote\` to browse available versions." ] || die "nvm installing an invalid version did not print a nice error message"
+
+# Remove the stuff we're clobbering.
+[ -e ../../../v0.9.7 ] && rm -R ../../../v0.9.7
+[ -e ../../../v0.9.12 ] && rm -R ../../../v0.9.12
+
+# Install from binary
+nvm install 0.9.7
+nvm install 0.9.12
+
+nvm use 0.9.7
+
+node --version | grep v0.9.7 || die "precondition failed: node doesn't start at 0.9.7"
+
+nvm install 0.9.12
+
+node --version | grep v0.9.12 || die "nvm install on already installed version doesn't use it"
+