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# Node Version Manager
# Implemented as a bash function
# To use source this file from your bash profile
#
# Implemented by Tim Caswell <tim@creationix.com>
# with much bash help from Matthew Ranney
# Auto detect the NVM_DIR
if [ ! -d "$NVM_DIR" ]; then
export NVM_DIR=$(cd $(dirname ${BASH_SOURCE[0]:-$0}); pwd)
fi
# Emulate curl with wget, if necessary
if [ ! `which curl` ]; then
if [ `which wget` ]; then
curl() {
ARGS="$* "
ARGS=${ARGS/-s /-q }
ARGS=${ARGS/--progress-bar /}
ARGS=${ARGS/-C - /-c }
ARGS=${ARGS/-o /-O }
wget $ARGS
}
else
NOCURL='nocurl'
curl() { echo 'Need curl or wget to proceed.' >&2; }
fi
fi
# Expand a version using the version cache
nvm_version()
{
PATTERN=$1
VERSION=''
if [ -f "$NVM_DIR/alias/$PATTERN" ]; then
nvm_version `cat $NVM_DIR/alias/$PATTERN`
return
fi
# If it looks like an explicit version, don't do anything funny
if [[ "$PATTERN" == v*.*.* ]]; then
VERSION="$PATTERN"
fi
# The default version is the current one
if [ ! "$PATTERN" -o "$PATTERN" = 'current' ]; then
VERSION=`node -v 2>/dev/null`
fi
if [ "$PATTERN" = 'stable' ]; then
PATTERN='*.*[02468].'
fi
if [ "$PATTERN" = 'latest' ]; then
PATTERN='*.*.'
fi
if [ "$PATTERN" = 'all' ]; then
(cd $NVM_DIR; \ls -dG v* 2>/dev/null || echo "N/A")
return
fi
if [ ! "$VERSION" ]; then
VERSION=`(cd $NVM_DIR; \ls -d v${~PATTERN}* 2>/dev/null) | sort -t. -k 2,1n -k 2,2n -k 3,3n | tail -n1`
fi
if [ ! "$VERSION" ]; then
echo "N/A"
return 13
elif [ -e "$NVM_DIR/$VERSION" ]; then
(cd $NVM_DIR; \ls -dG "$VERSION")
else
echo "$VERSION"
fi
}
nvm()
{
if [ $# -lt 1 ]; then
nvm help
return
fi
case $1 in
"help" )
echo
echo "Node Version Manager"
echo
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"
echo " nvm deactivate Undo effects of NVM on current shell"
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 " nvm copy-packages <version> Install global NPM packages contained in <version> to current version"
echo
echo "Example:"
echo " nvm install v0.4.0 Install a specific version number"
echo " nvm use stable Use the stable release"
echo " nvm install latest Install the latest, possibly unstable version"
echo " nvm use 0.2 Use the latest available 0.2.x release"
echo " nvm alias default v0.4.0 Set v0.4.0 as the default"
echo
;;
"install" )
if [ $# -ne 2 ]; then
nvm help
return
fi
[ "$NOCURL" ] && curl && return
VERSION=`nvm_version $2`
tarball=''
if [ "`curl -Is "http://nodejs.org/dist/$VERSION/node-$VERSION.tar.gz" | grep '200 OK'`" != '' ]; then
tarball="http://nodejs.org/dist/$VERSION/node-$VERSION.tar.gz"
elif [ "`curl -Is "http://nodejs.org/dist/node-$VERSION.tar.gz" | grep '200 OK'`" != '' ]; then
tarball="http://nodejs.org/dist/node-$VERSION.tar.gz"
fi
if (
[ ! -z $tarball ] && \
mkdir -p "$NVM_DIR/src" && \
cd "$NVM_DIR/src" && \
curl -C - --progress-bar $tarball -o "node-$VERSION.tar.gz" && \
tar -xzf "node-$VERSION.tar.gz" && \
cd "node-$VERSION" && \
./configure --prefix="$NVM_DIR/$VERSION" && \
make && \
rm -f "$NVM_DIR/$VERSION" 2>/dev/null && \
make install
)
then
nvm use $VERSION
if ! which npm ; then
echo "Installing npm..."
# TODO: if node version 0.2.x add npm_install=0.2.19 before sh
curl http://npmjs.org/install.sh | clean=yes sh
fi
else
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" && \
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.
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
;;
"deactivate" )
if [[ $PATH == *$NVM_DIR/*/bin* ]]; then
export PATH=${PATH%$NVM_DIR/*/bin*}${PATH#*$NVM_DIR/*/bin:}
hash -r
echo "$NVM_DIR/*/bin removed from \$PATH"
else
echo "Could not find $NVM_DIR/*/bin in \$PATH"
fi
if [[ $MANPATH == *$NVM_DIR/*/share/man* ]]; then
export MANPATH=${MANPATH%$NVM_DIR/*/share/man*}${MANPATH#*$NVM_DIR/*/share/man:}
echo "$NVM_DIR/*/share/man removed from \$MANPATH"
else
echo "Could not find $NVM_DIR/*/share/man in \$MANPATH"
fi
;;
"use" )
if [ $# -ne 2 ]; then
nvm help
return
fi
VERSION=`nvm_version $2`
if [ ! -d $NVM_DIR/$VERSION ]; then
echo "$VERSION version is not installed yet"
return;
fi
if [[ $PATH == *$NVM_DIR/*/bin* ]]; then
PATH=${PATH%$NVM_DIR/*/bin*}$NVM_DIR/$VERSION/bin${PATH#*$NVM_DIR/*/bin}
else
PATH="$NVM_DIR/$VERSION/bin:$PATH"
fi
if [[ $MANPATH == *$NVM_DIR/*/share/man* ]]; then
MANPATH=${MANPATH%$NVM_DIR/*/share/man*}$NVM_DIR/$VERSION/share/man${MANPATH#*$NVM_DIR/*/share/man}
else
MANPATH="$NVM_DIR/$VERSION/share/man:$MANPATH"
fi
export PATH
hash -r
export MANPATH
export NVM_PATH="$NVM_DIR/$VERSION/lib/node"
export NVM_BIN="$NVM_DIR/$VERSION/bin"
echo "Now using node $VERSION"
;;
"ls" )
if [ $# -ne 1 ]; then
nvm_version $2
return
fi
nvm_version all
for P in {stable,latest,current}; do
echo -ne "$P: \t"; nvm_version $P
done
nvm alias
echo "# use 'nvm sync' to update from nodejs.org"
;;
"alias" )
mkdir -p $NVM_DIR/alias
if [ $# -le 2 ]; then
(cd $NVM_DIR/alias && for ALIAS in `\ls $2* 2>/dev/null`; do
DEST=`cat $ALIAS`
VERSION=`nvm_version $DEST`
if [ "$DEST" = "$VERSION" ]; then
echo "$ALIAS -> $DEST"
else
echo "$ALIAS -> $DEST (-> $VERSION)"
fi
done)
return
fi
if [ ! "$3" ]; then
rm -f $NVM_DIR/alias/$2
echo "$2 -> *poof*"
return
fi
mkdir -p $NVM_DIR/alias
VERSION=`nvm_version $3`
if [ $? -ne 0 ]; then
echo "! WARNING: Version '$3' does not exist." >&2
fi
echo $3 > "$NVM_DIR/alias/$2"
if [ ! "$3" = "$VERSION" ]; then
echo "$2 -> $3 (-> $VERSION)"
echo "! WARNING: Moving target. Aliases to implicit versions may change without warning."
else
echo "$2 -> $3"
fi
;;
"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 $2"
;;
"sync" )
[ "$NOCURL" ] && curl && return
LATEST=`nvm_version latest`
STABLE=`nvm_version stable`
(cd $NVM_DIR
rm -f v* 2>/dev/null
printf "# syncing with nodejs.org..."
for VER in `curl -s http://nodejs.org/dist/ -o - | grep 'v[0-9].*' | sed -e 's/.*node-//' -e 's/\.tar\.gz.*//' -e 's/<[^>]*>//' -e 's/\/<[^>]*>.*//'`; do
touch $VER
done
echo " done."
)
[ "$STABLE" = `nvm_version stable` ] || echo "NEW stable: `nvm_version stable`"
[ "$LATEST" = `nvm_version latest` ] || echo "NEW latest: `nvm_version latest`"
;;
"copy-packages" )
if [ $# -ne 2 ]; then
nvm help
return
fi
VERSION=`nvm_version $2`
ROOT=`nvm use $VERSION && npm -g root`
INSTALLS=`nvm use $VERSION > /dev/null && npm -g -p ll | grep "$ROOT\/[^/]\+$" | cut -d '/' -f 8 | cut -d ":" -f 2 | grep -v npm | tr "\n" " "`
npm install -g $INSTALLS
;;
"clear-cache" )
rm -f $NVM_DIR/v* 2>/dev/null
echo "Cache cleared."
;;
"version" )
nvm_version $2
;;
* )
nvm help
;;
esac
}
nvm ls default >/dev/null 2>&1 && nvm use default >/dev/null
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