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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]:-$0}) && pwd)
fi
# Make zsh glob matching behave same as bash
# This fixes the "zsh: no matches found" errors
if [ ! -z "$(which unsetopt 2>/dev/null)" ]; then
unsetopt nomatch 2>/dev/null
fi
# Expand a version using the version cache
nvm_version()
{
local PATTERN=$1
# The default version is the current one
if [ ! "$PATTERN" ]; then
PATTERN='current'
fi
VERSION=`nvm_ls $PATTERN | tail -n1`
echo "$VERSION"
if [ "$VERSION" = 'N/A' ]; then
return
fi
}
nvm_remote_version()
{
local PATTERN=$1
VERSION=`nvm_ls_remote $PATTERN | tail -n1`
echo "$VERSION"
if [ "$VERSION" = 'N/A' ]; then
return
fi
}
nvm_ls()
{
local PATTERN=$1
local VERSIONS=''
if [ "$PATTERN" = 'current' ]; then
echo `node -v 2>/dev/null`
return
fi
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 [[ "$PATTERN" == v?*.?*.?* ]]; then
VERSIONS="$PATTERN"
else
VERSIONS=`(cd $NVM_DIR; \ls -d v${PATTERN}* 2>/dev/null) | sort -t. -k 1.2,1n -k 2,2n -k 3,3n`
fi
if [ ! "$VERSIONS" ]; then
echo "N/A"
return
fi
echo "$VERSIONS"
return
}
nvm_ls_remote()
{
local PATTERN=$1
if [ "$PATTERN" ]; then
if echo "${PATTERN}" | grep -v '^v' ; then
PATTERN=v$PATTERN
fi
else
PATTERN=".*"
fi
local VERSIONS=`curl -s http://nodejs.org/dist/ \
| egrep -o 'v[0-9]+\.[0-9]+\.[0-9]+' \
| grep -w "${PATTERN}" \
| sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n`
if [ ! "$VERSIONS" ]; then
echo "N/A"
return
fi
echo "$VERSIONS"
return
}
nvm_checksum()
{
if [ "$1" = "$2" ]; then
return
else
echo 'Checksums do not match.'
return 1
fi
}
print_versions()
{
local OUTPUT=''
local PADDED_VERSION=''
for VERSION in $1; do
PADDED_VERSION=`printf '%10s' $VERSION`
if [[ -d "$NVM_DIR/$VERSION" ]]; then
PADDED_VERSION="\033[0;34m$PADDED_VERSION\033[0m"
fi
OUTPUT="$OUTPUT\n$PADDED_VERSION"
done
echo -e "$OUTPUT" | column
}
nvm()
{
if [ $# -lt 1 ]; then
nvm help
return
fi
# Try to figure out the os and arch for binary fetching
local uname="$(uname -a)"
local os=
local arch="$(uname -m)"
case "$uname" in
Linux\ *) os=linux ;;
Darwin\ *) os=darwin ;;
SunOS\ *) os=sunos ;;
esac
case "$uname" in
*x86_64*) arch=x64 ;;
*i*86*) arch=x86 ;;
esac
# initialize local variables
local VERSION
local ADDITIONAL_PARAMETERS
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 run <version> [<args>] Run <version> with <args> as arguments"
echo " nvm ls List installed versions"
echo " nvm ls <version> List versions matching a given description"
echo " nvm ls-remote List remote versions available for install"
echo " nvm deactivate Undo effects of NVM on current shell"
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 v0.4.12 Install a specific version number"
echo " nvm use 0.2 Use the latest available 0.2.x release"
echo " nvm run 0.4.12 myApp.js Run myApp.js using node v0.4.12"
echo " nvm alias default 0.4 Auto use the latest installed v0.4.x version"
echo
;;
"install" )
# initialize local variables
local binavail
local t
local url
local sum
local tarball
if [ ! `which curl` ]; then
echo 'NVM Needs curl to proceed.' >&2;
fi
if [ $# -lt 2 ]; then
nvm help
return
fi
VERSION=`nvm_remote_version $2`
ADDITIONAL_PARAMETERS=''
shift
shift
while [ $# -ne 0 ]
do
ADDITIONAL_PARAMETERS="$ADDITIONAL_PARAMETERS $1"
shift
done
[ -d "$NVM_DIR/$VERSION" ] && echo "$VERSION is already installed." && return
# shortcut - try the binary if possible.
if [ -n "$os" ]; then
binavail=
# binaries started with node 0.8.6
case "$VERSION" in
v0.8.[012345]) binavail=0 ;;
v0.[1234567]) binavail=0 ;;
*) binavail=1 ;;
esac
if [ $binavail -eq 1 ]; then
t="$VERSION-$os-$arch"
url="http://nodejs.org/dist/$VERSION/node-${t}.tar.gz"
sum=`curl -s http://nodejs.org/dist/$VERSION/SHASUMS.txt.asc | grep node-${t}.tar.gz | awk '{print $1}'`
if (
mkdir -p "$NVM_DIR/bin/node-${t}" && \
cd "$NVM_DIR/bin" && \
curl -C - --progress-bar $url -o "node-${t}.tar.gz" && \
nvm_checksum `shasum node-${t}.tar.gz | awk '{print $1}'` $sum && \
tar -xzf "node-${t}.tar.gz" -C "node-${t}" --strip-components 1 && \
mv "node-${t}" "../$VERSION" && \
rm -f "node-${t}.tar.gz"
)
then
nvm use $VERSION
return;
else
echo "Binary download failed, trying source." >&2
cd "$NVM_DIR/bin" && rm -rf "node-${t}.tar.gz" "node-${t}"
fi
fi
fi
echo "Additional options while compiling: $ADDITIONAL_PARAMETERS"
tarball=''
sum=''
if [ "`curl -Is "http://nodejs.org/dist/$VERSION/node-$VERSION.tar.gz" | grep '200 OK'`" != '' ]; then
tarball="http://nodejs.org/dist/$VERSION/node-$VERSION.tar.gz"
sum=`curl -s http://nodejs.org/dist/$VERSION/SHASUMS.txt | grep node-$VERSION.tar.gz | awk '{print $1}'`
elif [ "`curl -Is "http://nodejs.org/dist/node-$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 --progress-bar $tarball -o "node-$VERSION.tar.gz" && \
if [ "$sum" = "" ]; then : ; else nvm_checksum `shasum node-$VERSION.tar.gz | awk '{print $1}'` $sum; fi && \
tar -xzf "node-$VERSION.tar.gz" && \
cd "node-$VERSION" && \
./configure --prefix="$NVM_DIR/$VERSION" $ADDITIONAL_PARAMETERS && \
make && \
rm -f "$NVM_DIR/$VERSION" 2>/dev/null && \
make install
)
then
nvm use $VERSION
if ! which npm ; then
echo "Installing npm..."
if [[ "`expr match $VERSION '\(^v0\.1\.\)'`" != '' ]]; then
echo "npm requires node v0.2.3 or higher"
elif [[ "`expr match $VERSION '\(^v0\.2\.\)'`" != '' ]]; then
if [[ "`expr match $VERSION '\(^v0\.2\.[0-2]$\)'`" != '' ]]; then
echo "npm requires node v0.2.3 or higher"
else
curl https://npmjs.org/install.sh | clean=yes npm_install=0.2.19 sh
fi
else
curl https://npmjs.org/install.sh | clean=yes sh
fi
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... installing"
nvm install $VERSION
return;
fi
t="$VERSION-$os-$arch"
# Delete all files related to target version.
(mkdir -p "$NVM_DIR/src" && \
cd "$NVM_DIR/src" && \
rm -rf "node-$VERSION" 2>/dev/null && \
rm -f "node-$VERSION.tar.gz" 2>/dev/null && \
mkdir -p "$NVM_DIR/bin" && \
cd "$NVM_DIR/bin" && \
rm -rf "node-${t}" 2>/dev/null && \
rm -f "node-${t}.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
;;
"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"
;;
"run" )
# run given version of node
if [ $# -lt 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
echo "Running node $VERSION"
$NVM_DIR/$VERSION/bin/node "${@:3}"
;;
"ls" | "list" )
print_versions "`nvm_ls $2`"
if [ $# -eq 1 ]; then
echo -ne "current: \t"; nvm_version current
nvm alias
fi
return
;;
"ls-remote" | "list-remote" )
print_versions "`nvm_ls_remote $2`"
return
;;
"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)"
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"
;;
"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" )
print_versions "`nvm_version $2`"
;;
* )
nvm help
;;
esac
}
nvm ls default &>/dev/null && nvm use default >/dev/null || true
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