nvm/nvm.sh

842 lines
24 KiB
Bash

# Node Version Manager
# Implemented as a POSIX-compliant function
# Should work on sh, dash, bash, ksh, zsh
# To use source this file from your bash profile
#
# Implemented by Tim Caswell <tim@creationix.com>
# with much bash help from Matthew Ranney
NVM_SCRIPT_SOURCE="$_"
nvm_has() {
type "$1" > /dev/null 2>&1
}
nvm_download() {
if nvm_has "curl"; then
curl $*
elif nvm_has "wget"; then
# Emulate curl with wget
ARGS=$(echo "$*" | sed -e 's/--progress-bar /--progress=bar /' \
-e 's/-L //' \
-e 's/-I /--server-response /' \
-e 's/-s /-q /' \
-e 's/-o /-O /' \
-e 's/-C - /-c /')
eval wget $ARGS
fi
}
nvm_has_system_node() {
[ "$(nvm deactivate 2> /dev/null && command -v node)" != '' ]
}
# Make zsh glob matching behave same as bash
# This fixes the "zsh: no matches found" errors
if nvm_has "unsetopt"; then
unsetopt nomatch 2>/dev/null
NVM_CD_FLAGS="-q"
fi
# Auto detect the NVM_DIR when not set
if [ -z "$NVM_DIR" ]; then
if [ -n "$BASH_SOURCE" ]; then
NVM_SCRIPT_SOURCE="${BASH_SOURCE[0]}"
fi
export NVM_DIR=$(cd $NVM_CD_FLAGS $(dirname "${NVM_SCRIPT_SOURCE:-$0}") > /dev/null && pwd)
fi
unset NVM_SCRIPT_SOURCE 2> /dev/null
# Setup mirror location if not already set
if [ -z "$NVM_NODEJS_ORG_MIRROR" ]; then
export NVM_NODEJS_ORG_MIRROR="http://nodejs.org/dist"
fi
nvm_tree_contains_path() {
local tree
tree="$1"
local node_path
node_path="$2"
if [ "@$tree@" = "@@" ] || [ "@$node_path@" = "@@" ]; then
>&2 echo "both the tree and the node path are required"
return 2
fi
local pathdir
pathdir=$(dirname "$node_path")
while [ "$pathdir" != "" ] && [ "$pathdir" != "." ] && [ "$pathdir" != "/" ] && [ "$pathdir" != "$tree" ]; do
pathdir=$(dirname "$pathdir")
done
[ "$pathdir" = "$tree" ]
}
# Traverse up in directory tree to find containing folder
nvm_find_up() {
local path
path=$PWD
while [ "$path" != "" ] && [ ! -f "$path/$1" ]; do
path=${path%/*}
done
echo "$path"
}
nvm_find_nvmrc() {
local dir
dir="$(nvm_find_up '.nvmrc')"
if [ -e "$dir/.nvmrc" ]; then
echo "$dir/.nvmrc"
fi
}
# Obtain nvm version from rc file
nvm_rc_version() {
local NVMRC_PATH
NVMRC_PATH="$(nvm_find_nvmrc)"
if [ -e "$NVMRC_PATH" ]; then
read NVM_RC_VERSION < "$NVMRC_PATH"
echo "Found '$NVMRC_PATH' with version <$NVM_RC_VERSION>"
fi
}
nvm_version_greater() {
local LHS
LHS=$(echo "$1" | awk -F. '{for (i=1;i<=NF;++i) printf "%010d",$i}')
local RHS
RHS=$(echo "$2" | awk -F. '{for (i=1;i<=NF;++i) printf "%010d",$i}')
[ $LHS -gt $RHS ];
}
nvm_version_dir() {
local NVM_USE_NEW_DIR
NVM_USE_NEW_DIR="$1"
if [ -z "$NVM_USE_NEW_DIR" ] || [ "$NVM_USE_NEW_DIR" = "new" ]; then
echo "$NVM_DIR/versions"
elif [ "$NVM_USE_NEW_DIR" = "old" ]; then
echo "$NVM_DIR"
else
echo "unknown version dir" >&2
return 3
fi
}
nvm_version_path() {
local VERSION
VERSION="$1"
if [ -z "$VERSION" ]; then
echo "version is required" >&2
return 3
elif nvm_version_greater 0.12.0 "$VERSION"; then
echo "$(nvm_version_dir old)/$VERSION"
else
echo "$(nvm_version_dir new)/$VERSION"
fi
}
# Expand a version using the version cache
nvm_version() {
local PATTERN
PATTERN=$1
local VERSION
# The default version is the current one
if [ -z "$PATTERN" ]; then
PATTERN='current'
fi
if [ "$PATTERN" = "current" ]; then
nvm_ls_current
return $?
fi
VERSION=`nvm_ls $PATTERN | tail -n1`
echo "$VERSION"
if [ "$VERSION" = 'N/A' ]; then
return 3
fi
}
nvm_remote_version() {
local PATTERN
PATTERN=$1
local VERSION
VERSION=`nvm_ls_remote $PATTERN | tail -n1`
echo "$VERSION"
if [ "$VERSION" = 'N/A' ]; then
return 3
fi
}
nvm_normalize_version() {
echo "$1" | sed -e 's/^v//' | \awk -F. '{ printf("%d%03d%03d\n", $1,$2,$3); }'
}
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
MINIMAL="0.8.6"
local VERSION
VERSION=$1
[ $(nvm_normalize_version $VERSION) -ge $(nvm_normalize_version $MINIMAL) ]
}
nvm_ls_current() {
local NODE_PATH
NODE_PATH="$(which node 2> /dev/null)"
if [ $? -ne 0 ]; then
echo 'none'
elif nvm_tree_contains_path "$NVM_DIR" "$NODE_PATH"; then
local VERSION
VERSION=`node -v 2>/dev/null`
if [ "$VERSION" = "v0.6.21-pre" ]; then
echo "v0.6.21"
else
echo "$VERSION"
fi
else
echo 'system'
fi
}
nvm_ls() {
local PATTERN
PATTERN=$1
local VERSIONS
VERSIONS=''
if [ "$PATTERN" = 'current' ]; then
nvm_ls_current
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 [ `expr "$PATTERN" : "v[0-9]*\.[0-9]*\.[0-9]*$"` != 0 ]; then
if [ -d "$(nvm_version_path "$PATTERN")" ]; then
VERSIONS="$PATTERN"
fi
else
PATTERN=$(nvm_format_version $PATTERN)
if [ `expr "$PATTERN" : "v[0-9]*\.[0-9]*$"` != 0 ]; then
PATTERN="$PATTERN."
fi
if [ -d "$(nvm_version_dir new)" ]; then
VERSIONS=`find "$(nvm_version_dir new)/" "$(nvm_version_dir old)/" -maxdepth 1 -type d -name "$PATTERN*" -exec basename '{}' ';' \
| sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n | \grep -v '^ *\.' | \grep -e '^v' | \grep -v -e '^versions$'`
else
VERSIONS=`find "$(nvm_version_dir old)/" -maxdepth 1 -type d -name "$PATTERN*" -exec basename '{}' ';' \
| sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n | \grep -v '^ *\.' | \grep -e '^v'`
fi
fi
if nvm_has_system_node; then
if [ -z "$PATTERN" ]; then
VERSIONS="$VERSIONS$(printf '\n%s' 'system')"
elif [ "$PATTERN" = 'system' ]; then
VERSIONS="$(printf '%s' 'system')"
fi
fi
if [ -z "$VERSIONS" ]; then
echo "N/A"
return 3
fi
echo "$VERSIONS"
return
}
nvm_ls_remote() {
local PATTERN
PATTERN=$1
local VERSIONS
local GREP_OPTIONS
GREP_OPTIONS=''
if [ -n "$PATTERN" ]; then
PATTERN=`nvm_format_version "$PATTERN"`
else
PATTERN=".*"
fi
VERSIONS=`nvm_download -s $NVM_NODEJS_ORG_MIRROR/ -o - \
| \egrep -o 'v[0-9]+\.[0-9]+\.[0-9]+' \
| \grep -w "${PATTERN}" \
| sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n`
if [ -z "$VERSIONS" ]; then
echo "N/A"
return 3
fi
echo "$VERSIONS"
return
}
nvm_checksum() {
if nvm_has "sha1sum"; then
checksum=$(sha1sum $1 | \awk '{print $1}')
elif nvm_has "sha1"; then
checksum=$(sha1 -q $1)
else
checksum=$(shasum $1 | \awk '{print $1}')
fi
if [ "$checksum" = "$2" ]; then
return
elif [ -z "$2" ]; then
echo 'Checksums empty' #missing in raspberry pi binary
return
else
echo 'Checksums do not match.' >&2
return 1
fi
}
nvm_print_versions() {
local VERSION
local FORMAT
local NVM_CURRENT
NVM_CURRENT=$(nvm_ls_current)
echo "$1" | while read VERSION; do
if [ "$VERSION" = "$NVM_CURRENT" ]; then
FORMAT='\033[0;32m-> %9s\033[0m'
elif [ -d "$(nvm_version_path "$VERSION")" ]; then
FORMAT='\033[0;34m%12s\033[0m'
elif [ "$VERSION" = "system" ]; then
FORMAT='\033[0;33m%12s\033[0m'
else
FORMAT='%12s'
fi
printf "$FORMAT\n" $VERSION
done
}
nvm() {
if [ $# -lt 1 ]; then
nvm help
return
fi
# Try to figure out the os and arch for binary fetching
local uname
uname="$(uname -a)"
local os
local arch
arch="$(uname -m)"
local GREP_OPTIONS
GREP_OPTIONS=''
case "$uname" in
Linux\ *) os=linux ;;
Darwin\ *) os=darwin ;;
SunOS\ *) os=sunos ;;
FreeBSD\ *) os=freebsd ;;
esac
case "$uname" in
*x86_64*) arch=x64 ;;
*i*86*) arch=x86 ;;
*armv6l*) arch=arm-pi ;;
esac
# initialize local variables
local VERSION
local ADDITIONAL_PARAMETERS
local ALIAS
case $1 in
"help" )
echo
echo "Node Version Manager"
echo
echo "Usage:"
echo " nvm help Show this message"
echo " nvm --version Print out the latest released version of nvm"
echo " nvm install [-s] <version> Download and install a <version>, [-s] from source. Uses .nvmrc if available"
echo " nvm uninstall <version> Uninstall a version"
echo " nvm use <version> Modify PATH to use <version>. Uses .nvmrc if available"
echo " nvm run <version> [<args>] Run <version> with <args> as arguments. Uses .nvmrc if available for <version>"
echo " nvm current Display currently activated version"
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 " nvm unload Unload NVM from shell"
echo
echo "Example:"
echo " nvm install v0.10.24 Install a specific version number"
echo " nvm use 0.10 Use the latest available 0.10.x release"
echo " nvm run 0.10.24 myApp.js Run myApp.js using node v0.10.24"
echo " nvm alias default 0.10.24 Set default node version on a shell"
echo
echo "Note:"
echo " to remove, delete, or uninstall nvm - just remove ~/.nvm, ~/.npm, and ~/.bower folders"
echo
;;
"install" | "i" )
# initialize local variables
local binavail
local t
local url
local sum
local tarball
local nobinary
local version_not_provided
version_not_provided=0
local provided_version
if ! nvm_has "curl" && ! nvm_has "wget"; then
echo 'nvm needs curl or wget to proceed.' >&2;
return 1
fi
if [ $# -lt 2 ]; then
version_not_provided=1
nvm_rc_version
if [ -z "$NVM_RC_VERSION" ]; then
nvm help
return
fi
fi
shift
nobinary=0
if [ "$1" = "-s" ]; then
nobinary=1
shift
fi
if [ "$os" = "freebsd" ]; then
nobinary=1
fi
provided_version=$1
if [ -z "$provided_version" ]; then
if [ $version_not_provided -ne 1 ]; then
nvm_rc_version
fi
provided_version="$NVM_RC_VERSION"
else
shift
fi
[ -d "$(nvm_version_path "$provided_version")" ] && echo "$provided_version is already installed." >&2 && return
VERSION=`nvm_remote_version $provided_version`
ADDITIONAL_PARAMETERS=''
while [ $# -ne 0 ]
do
ADDITIONAL_PARAMETERS="$ADDITIONAL_PARAMETERS $1"
shift
done
if [ -d "$(nvm_version_path "$VERSION")" ]; then
echo "$VERSION is already installed." >&2
nvm use "$VERSION"
return $?
fi
if [ "$VERSION" = "N/A" ]; then
echo "Version '$provided_version' not found - try \`nvm ls-remote\` to browse available versions." >&2
return 3
fi
# skip binary install if no binary option specified.
if [ $nobinary -ne 1 ]; then
# shortcut - try the binary if possible.
if [ -n "$os" ]; then
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 $1}'`
local tmpdir
tmpdir="$NVM_DIR/bin/node-${t}"
local tmptarball
tmptarball="$tmpdir/node-${t}.tar.gz"
if (
mkdir -p "$tmpdir" && \
nvm_download -L -C - --progress-bar $url -o "$tmptarball" && \
nvm_checksum "$tmptarball" $sum && \
tar -xzf "$tmptarball" -C "$tmpdir" --strip-components 1 && \
rm -f "$tmptarball" && \
mv "$tmpdir" "$(nvm_version_path "$VERSION")"
)
then
nvm use $VERSION
return $?
else
echo "Binary download failed, trying source." >&2
rm -rf "$tmptarball" "$tmpdir"
fi
fi
fi
fi
echo "Additional options while compiling: $ADDITIONAL_PARAMETERS"
tarball=''
sum=''
make='make'
if [ "$os" = "freebsd" ]; then
make='gmake'
MAKE_CXX="CXX=c++"
fi
local tmpdir
tmpdir="$NVM_DIR/src"
local tmptarball
tmptarball="$tmpdir/node-$VERSION.tar.gz"
if [ "`nvm_download -s -I "$NVM_NODEJS_ORG_MIRROR/$VERSION/node-$VERSION.tar.gz" -o - 2>&1 | \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 $1}'`
elif [ "`nvm_download -s -I "$NVM_NODEJS_ORG_MIRROR/node-$VERSION.tar.gz" -o - | \grep '200 OK'`" != '' ]; then
tarball="$NVM_NODEJS_ORG_MIRROR/node-$VERSION.tar.gz"
fi
if (
[ -n "$tarball" ] && \
mkdir -p "$tmpdir" && \
nvm_download -L --progress-bar $tarball -o "$tmptarball" && \
nvm_checksum "$tmptarball" $sum && \
tar -xzf "$tmptarball" -C "$tmpdir" && \
cd "$tmpdir/node-$VERSION" && \
./configure --prefix="$(nvm_version_path "$VERSION")" $ADDITIONAL_PARAMETERS && \
$make $MAKE_CXX && \
rm -f "$(nvm_version_path "$VERSION")" 2>/dev/null && \
$make $MAKE_CXX install
)
then
nvm use $VERSION
if ! nvm_has "npm" ; then
echo "Installing npm..."
if [ "`expr "$VERSION" : '\(^v0\.1\.\)'`" != '' ]; then
echo "npm requires node v0.2.3 or higher" >&2
elif [ "`expr "$VERSION" : '\(^v0\.2\.\)'`" != '' ]; then
if [ "`expr "$VERSION" : '\(^v0\.2\.[0-2]$\)'`" != '' ]; then
echo "npm requires node v0.2.3 or higher" >&2
else
nvm_download https://npmjs.org/install.sh -o - | clean=yes npm_install=0.2.19 sh
fi
else
nvm_download https://npmjs.org/install.sh -o - | clean=yes sh
fi
fi
else
echo "nvm: install $VERSION failed!" >&2
return 1
fi
;;
"uninstall" )
[ $# -ne 2 ] && nvm help && return
PATTERN=`nvm_format_version $2`
if [ "$PATTERN" = `nvm_version` ]; then
echo "nvm: Cannot uninstall currently-active node version, $PATTERN." >&2
return 1
fi
VERSION=`nvm_version $PATTERN`
if [ ! -d "$(nvm_version_path "$VERSION")" ]; then
echo "$VERSION version is not installed..." >&2
return;
fi
t="$VERSION-$os-$arch"
# Delete all files related to target version.
rm -rf "$NVM_DIR/src/node-$VERSION" \
"$NVM_DIR/src/node-$VERSION.tar.gz" \
"$NVM_DIR/bin/node-${t}" \
"$NVM_DIR/bin/node-${t}.tar.gz" \
"$(nvm_version_path "$VERSION")" 2>/dev/null
echo "Uninstalled node $VERSION"
# Rm any aliases that point to uninstalled version.
for ALIAS in `\grep -l $VERSION $NVM_DIR/alias/* 2>/dev/null`
do
nvm unalias `basename $ALIAS`
done
;;
"deactivate" )
if [ `expr "$PATH" : ".*$NVM_DIR/.*/bin.*"` != 0 ] ; then
export PATH=`nvm_strip_path "$PATH" "/bin"`
hash -r
echo "$NVM_DIR/*/bin removed from \$PATH"
else
echo "Could not find $NVM_DIR/*/bin in \$PATH" >&2
fi
if [ `expr "$MANPATH" : ".*$NVM_DIR/.*/share/man.*"` != 0 ] ; then
export MANPATH=`nvm_strip_path "$MANPATH" "/share/man"`
echo "$NVM_DIR/*/share/man removed from \$MANPATH"
else
echo "Could not find $NVM_DIR/*/share/man in \$MANPATH" >&2
fi
if [ `expr "$NODE_PATH" : ".*$NVM_DIR/.*/lib/node_modules.*"` != 0 ] ; then
export NODE_PATH=`nvm_strip_path "$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" >&2
fi
;;
"use" )
if [ $# -eq 0 ]; then
nvm help
return 127
fi
if [ $# -eq 1 ]; then
nvm_rc_version
if [ -n "$NVM_RC_VERSION" ]; then
VERSION=`nvm_version $NVM_RC_VERSION`
fi
else
if [ $2 = 'system' ]; then
if nvm_has_system_node && nvm deactivate; then
echo "Now using system version of node: $(node -v 2>/dev/null)."
return
else
echo "System version of node not found." >&2
return 127
fi
else
VERSION=`nvm_version $2`
fi
fi
if [ -z "$VERSION" ]; then
nvm help
return 127
fi
if [ -z "$VERSION" ]; then
VERSION=`nvm_version $2`
fi
local NVM_VERSION_DIR
NVM_VERSION_DIR="$(nvm_version_path "$VERSION")"
if [ ! -d "$NVM_VERSION_DIR" ]; then
echo "$VERSION version is not installed yet" >&2
return 1
fi
# Strip other version from PATH
PATH=`nvm_strip_path "$PATH" "/bin"`
# Prepend current version
PATH=`nvm_prepend_path "$PATH" "$NVM_VERSION_DIR/bin"`
if [ -z "$MANPATH" ]; then
MANPATH=$(manpath)
fi
# Strip other version from MANPATH
MANPATH=`nvm_strip_path "$MANPATH" "/share/man"`
# Prepend current version
MANPATH=`nvm_prepend_path "$MANPATH" "$NVM_VERSION_DIR/share/man"`
# Strip other version from NODE_PATH
NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
# Prepend current version
NODE_PATH=`nvm_prepend_path "$NODE_PATH" "$NVM_VERSION_DIR/lib/node_modules"`
export PATH
hash -r
export MANPATH
export NODE_PATH
export NVM_PATH="$NVM_VERSION_DIR/lib/node"
export NVM_BIN="$NVM_VERSION_DIR/bin"
if [ "$NVM_SYMLINK_CURRENT" = true ] || [ -z "$NVM_SYMLINK_CURRENT" ]; then
rm -f "$NVM_DIR/current" && ln -s "$NVM_VERSION_DIR" "$NVM_DIR/current"
fi
echo "Now using node $VERSION"
;;
"run" )
local provided_version
local has_checked_nvmrc
has_checked_nvmrc=0
# run given version of node
shift
if [ $# -lt 1 ]; then
nvm_rc_version && has_checked_nvmrc=1
if [ -n "$NVM_RC_VERSION" ]; then
VERSION=`nvm_version $NVM_RC_VERSION`
else
VERSION='N/A'
fi
if [ $VERSION = "N/A" ]; then
nvm help
return 127
fi
fi
provided_version=$1
if [ -n "$provided_version" ]; then
VERSION=`nvm_version $provided_version`
if [ $VERSION = "N/A" ]; then
provided_version=''
if [ $has_checked_nvmrc -ne 1 ]; then
nvm_rc_version && has_checked_nvmrc=1
fi
VERSION=`nvm_version $NVM_RC_VERSION`
else
shift
fi
fi
local NVM_VERSION_DIR
NVM_VERSION_DIR=$(nvm_version_path "$VERSION")
if [ ! -d "$NVM_VERSION_DIR" ]; then
echo "$VERSION version is not installed yet" >&2
return 1
fi
RUN_NODE_PATH=`nvm_strip_path "$NODE_PATH" "/lib/node_modules"`
RUN_NODE_PATH=`nvm_prepend_path "$NODE_PATH" "$NVM_VERSION_DIR/lib/node_modules"`
echo "Running node $VERSION"
NODE_PATH=$RUN_NODE_PATH $NVM_VERSION_DIR/bin/node "$@"
;;
"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 $NVM_RC_VERSION`
else
shift
fi
fi
local NVM_VERSION_DIR
NVM_VERSION_DIR=$(nvm_version_path "$VERSION")
if [ ! -d "$NVM_VERSION_DIR" ]; 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
NVM_LS_OUTPUT=$(nvm_ls "$2")
NVM_LS_EXIT_CODE=$?
nvm_print_versions "$NVM_LS_OUTPUT"
if [ $# -eq 1 ]; then
nvm alias
fi
return $NVM_LS_EXIT_CODE
;;
"ls-remote" | "list-remote" )
nvm_print_versions "`nvm_ls_remote $2`"
return
;;
"current" )
nvm_version current
;;
"alias" )
mkdir -p $NVM_DIR/alias
if [ $# -le 2 ]; then
local DEST
for ALIAS in $NVM_DIR/alias/$2*; do
if [ -e "$ALIAS" ]; then
DEST=`cat $ALIAS`
VERSION=`nvm_version $DEST`
if [ "$DEST" = "$VERSION" ]; then
echo "$(basename $ALIAS) -> $DEST"
else
echo "$(basename $ALIAS) -> $DEST (-> $VERSION)"
fi
fi
done
return
fi
if [ -z "$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
[ $# -ne 2 ] && nvm help && return 127
[ ! -f "$NVM_DIR/alias/$2" ] && echo "Alias $2 doesn't exist!" >&2 && return
rm -f $NVM_DIR/alias/$2
echo "Deleted alias $2"
;;
"copy-packages" )
if [ $# -ne 2 ]; then
nvm help
return 127
fi
local PROVIDED_VERSION
PROVIDED_VERSION="$2"
if [ "$PROVIDED_VERSION" = "$(nvm_ls_current)" ] || [ "$(nvm_version $PROVIDED_VERSION)" = "$(nvm_ls_current)" ]; then
echo 'Can not copy packages from the current version of node.' >&2
return 2
fi
local INSTALLS
if [ "$PROVIDED_VERSION" = "system" ]; then
if ! nvm_has_system_node; then
echo 'No system version of node detected.' >&2
return 3
fi
INSTALLS=$(nvm deactivate > /dev/null && npm list -g --depth=0 | tail -n +2 | \grep -o -e ' [^@]*' | cut -c 2- | \grep -v npm | xargs)
else
local VERSION
VERSION="$(nvm_version "$PROVIDED_VERSION")"
INSTALLS=$(nvm use "$VERSION" > /dev/null && npm list -g --depth=0 | tail -n +2 | \grep -o -e ' [^@]*' | cut -c 2- | \grep -v npm | xargs)
fi
echo "$INSTALLS" | xargs npm install -g --quiet
;;
"clear-cache" )
rm -f $NVM_DIR/v* "$(nvm_version_dir)" 2>/dev/null
echo "Cache cleared."
;;
"version" )
nvm_version $2
;;
"--version" )
echo "0.16.0"
;;
"unload" )
unset -f nvm nvm_print_versions nvm_checksum nvm_ls_remote nvm_ls nvm_remote_version nvm_version nvm_rc_version nvm_version_greater > /dev/null 2>&1
unset RC_VERSION NVM_NODEJS_ORG_MIRROR NVM_DIR NVM_CD_FLAGS > /dev/null 2>&1
;;
* )
nvm help
;;
esac
}
nvm ls default >/dev/null && nvm use default >/dev/null || true