From 78c9dc53bc17f2e7cca715bd37a9f7c9d1579019 Mon Sep 17 00:00:00 2001
From: Evan Meagher <evan.meagher@gmail.com>
Date: Sun, 10 Apr 2011 15:55:51 -0700
Subject: [PATCH 1/5] Add uninstall command.

---
 nvm.sh | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/nvm.sh b/nvm.sh
index 6f107ec..da570cd 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -82,6 +82,7 @@ nvm()
       echo "Usage:"
       echo "    nvm help                    Show this message"
       echo "    nvm install <version>       Download and install a <version>"
+      echo "    nvm uninstall <version>     Uninstall a version"
       echo "    nvm use <version>           Modify PATH to use <version>"
       echo "    nvm ls                      List versions (installed versions are blue)"
       echo "    nvm ls <version>            List versions matching a given description"
@@ -126,6 +127,33 @@ nvm()
         echo "nvm: install $VERSION failed!"
       fi
     ;;
+    "uninstall" )
+      [ $# -ne 2 ] && nvm help && return
+      if [[ $2 == `nvm_version` ]]; then
+        echo "nvm: Cannot uninstall currently-active node version, $2."
+        return
+      fi
+      VERSION=`nvm_version $2`
+      if [ ! -d $NVM_DIR/$VERSION ]; then
+        echo "$VERSION version is not installed yet"
+        return;
+      fi
+
+      # Delete all files related to target version.
+      (cd "$NVM_DIR" && \
+      mkdir -p "$NVM_DIR/src" && \
+      rm -rf "node-$VERSION" 2>/dev/null && \
+      mkdir -p "$NVM_DIR/src" && \
+      cd "$NVM_DIR/src" && \
+      rm -f "node-$VERSION.tar.gz" 2>/dev/null && \
+      rm -rf "$NVM_DIR/$VERSION" 2>/dev/null)
+
+      # TODO: Should rm any aliases that point to uninstalled version.
+
+      # Run sync in order to restore version stub file in $NVM_DIR.
+      nvm sync 1>/dev/null
+      echo "Uninstalled node $VERSION"
+    ;;
     "deactivate" )
       if [[ $PATH == *$NVM_DIR/*/bin* ]]; then
         export PATH=${PATH%$NVM_DIR/*/bin*}${PATH#*$NVM_DIR/*/bin:}

From 684b38ecab6d02e7e5657f8527f1096cca83f3f2 Mon Sep 17 00:00:00 2001
From: Evan Meagher <evan.meagher@gmail.com>
Date: Sun, 10 Apr 2011 15:56:18 -0700
Subject: [PATCH 2/5] Add unalias command.

---
 nvm.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nvm.sh b/nvm.sh
index da570cd..b01e03a 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -90,6 +90,7 @@ nvm()
       echo "    nvm sync                    Update the local cache of available versions"
       echo "    nvm alias [<pattern>]       Show all aliases beginning with <pattern>"
       echo "    nvm alias <name> <version>  Set an alias named <name> pointing to <version>"
+      echo "    nvm unalias <name>          Deletes the alias named <name>"
       echo
       echo "Example:"
       echo "    nvm install v0.4.0          Install a specific version number"
@@ -238,6 +239,12 @@ nvm()
         echo "$2 -> $3"
       fi
     ;;
+    "unalias" )
+      mkdir -p $NVM_DIR/alias
+      [ $# -ne 2 ] && nvm help && return
+      rm -f $NVM_DIR/alias/$2
+      echo "Deleted alias $2"
+    ;;
     "sync" )
         [ "$NOCURL" ] && curl && return
         LATEST=`nvm_version latest`

From d24f7ca880c1cffa5227a6cfc4941b772e0f21b5 Mon Sep 17 00:00:00 2001
From: Evan Meagher <evan.meagher@gmail.com>
Date: Sun, 10 Apr 2011 18:43:46 -0700
Subject: [PATCH 3/5] Error and return on attempt to unalias nonexistent alias.

---
 nvm.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nvm.sh b/nvm.sh
index b01e03a..7d7f13a 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -242,6 +242,7 @@ nvm()
     "unalias" )
       mkdir -p $NVM_DIR/alias
       [ $# -ne 2 ] && nvm help && return
+      [ ! -f $NVM_DIR/alias/$2 ] && echo "Alias $2 doesn't exist!" && return
       rm -f $NVM_DIR/alias/$2
       echo "Deleted alias $2"
     ;;

From 90714dcd3ec402f70bec38274aab42aba252d5dc Mon Sep 17 00:00:00 2001
From: Evan Meagher <evan.meagher@gmail.com>
Date: Mon, 11 Apr 2011 16:07:04 -0700
Subject: [PATCH 4/5] Rm aliases that point to uninstalled versions.

---
 nvm.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index 7d7f13a..5042609 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -148,12 +148,16 @@ nvm()
       cd "$NVM_DIR/src" && \
       rm -f "node-$VERSION.tar.gz" 2>/dev/null && \
       rm -rf "$NVM_DIR/$VERSION" 2>/dev/null)
+      echo "Uninstalled node $VERSION"
 
-      # TODO: Should rm any aliases that point to uninstalled version.
+      # Rm any aliases that point to uninstalled version.
+      for A in `grep -l $VERSION $NVM_DIR/alias/*`
+      do
+        nvm unalias `basename $A`
+      done
 
       # Run sync in order to restore version stub file in $NVM_DIR.
       nvm sync 1>/dev/null
-      echo "Uninstalled node $VERSION"
     ;;
     "deactivate" )
       if [[ $PATH == *$NVM_DIR/*/bin* ]]; then

From ab38befff1b67f905cd41a454b1c85bbd9faa8ff Mon Sep 17 00:00:00 2001
From: Evan Meagher <evan.meagher@gmail.com>
Date: Tue, 7 Jun 2011 10:57:58 -0700
Subject: [PATCH 5/5] Remove extraneous mkdir.

---
 nvm.sh | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index 5042609..33449c6 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -142,12 +142,11 @@ nvm()
 
       # Delete all files related to target version.
       (cd "$NVM_DIR" && \
-      mkdir -p "$NVM_DIR/src" && \
-      rm -rf "node-$VERSION" 2>/dev/null && \
-      mkdir -p "$NVM_DIR/src" && \
-      cd "$NVM_DIR/src" && \
-      rm -f "node-$VERSION.tar.gz" 2>/dev/null && \
-      rm -rf "$NVM_DIR/$VERSION" 2>/dev/null)
+          rm -rf "node-$VERSION" 2>/dev/null && \
+          mkdir -p "$NVM_DIR/src" && \
+          cd "$NVM_DIR/src" && \
+          rm -f "node-$VERSION.tar.gz" 2>/dev/null && \
+          rm -rf "$NVM_DIR/$VERSION" 2>/dev/null)
       echo "Uninstalled node $VERSION"
 
       # Rm any aliases that point to uninstalled version.