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nvm.sh
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nvm.sh
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# 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
# "local" warning, quote expansion warning
# shellcheck disable=SC2039,SC2016,SC2001
{ # this ensures the entire script is downloaded #
NVM_SCRIPT_SOURCE="$_"
nvm_echo() {
command printf %s\\n "$*" 2>/dev/null || {
nvm_echo() {
# shellcheck disable=SC1001
\printf %s\\n "$*" # on zsh, `command printf` sometimes fails
}
nvm_echo "$@"
}
}
nvm_err() {
>&2 nvm_echo "$@"
}
nvm_grep() {
GREP_OPTIONS='' command grep "$@"
}
nvm_has() {
type "${1-}" > /dev/null 2>&1
}
nvm_is_alias() {
# this is intentionally not "command alias" so it works in zsh.
# shellcheck disable=SC1001
\alias "${1-}" > /dev/null 2>&1
}
nvm_has_colors() {
local NVM_COLORS
NVM_COLORS="$(tput -T "${TERM:-vt100}" colors)"
[ "${NVM_COLORS:--1}" -ge 8 ]
}
nvm_get_latest() {
local NVM_LATEST_URL
if nvm_has "curl"; then
NVM_LATEST_URL="$(curl -q -w "%{url_effective}\n" -L -s -S http://latest.nvm.sh -o /dev/null)"
elif nvm_has "wget"; then
NVM_LATEST_URL="$(wget http://latest.nvm.sh --server-response -O /dev/null 2>&1 | command awk '/^ Location: /{DEST=$2} END{ print DEST }')"
else
nvm_err 'nvm needs curl or wget to proceed.'
return 1
fi
if [ -z "${NVM_LATEST_URL}" ]; then
nvm_err "http://latest.nvm.sh did not redirect to the latest release on Github"
return 2
fi
nvm_echo "${NVM_LATEST_URL##*/}"
}
nvm_download() {
if nvm_has "curl"; then
curl -q "$@"
elif nvm_has "wget"; then
# Emulate curl with wget
ARGS=$(nvm_echo "$@" | command 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 /')
# shellcheck disable=SC2086
eval wget $ARGS
fi
}
nvm_has_system_node() {
[ "$(nvm deactivate >/dev/null 2>&1 && command -v node)" != '' ]
}
nvm_has_system_iojs() {
[ "$(nvm deactivate >/dev/null 2>&1 && command -v iojs)" != '' ]
}
nvm_is_version_installed() {
[ -n "${1-}" ] && [ -d "$(nvm_version_path "${1-}" 2> /dev/null)" ]
}
nvm_print_npm_version() {
if nvm_has "npm"; then
command printf " (npm v$(npm --version 2>/dev/null))"
fi
}
# Make zsh glob matching behave same as bash
# This fixes the "zsh: no matches found" errors
if [ -z "${NVM_CD_FLAGS-}" ]; then
export NVM_CD_FLAGS=''
fi
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 "${NVM_DIR-}" ]; then
# shellcheck disable=SC2128
if [ -n "${BASH_SOURCE-}" ]; then
# shellcheck disable=SC2169
NVM_SCRIPT_SOURCE="${BASH_SOURCE[0]}"
fi
# shellcheck disable=SC1001
NVM_DIR="$(cd ${NVM_CD_FLAGS} "$(dirname "${NVM_SCRIPT_SOURCE:-$0}")" > /dev/null && \pwd)"
export NVM_DIR
fi
unset NVM_SCRIPT_SOURCE 2> /dev/null
# Setup mirror location if not already set
if [ -z "${NVM_NODEJS_ORG_MIRROR-}" ]; then
export NVM_NODEJS_ORG_MIRROR="https://nodejs.org/dist"
fi
if [ -z "${NVM_IOJS_ORG_MIRROR-}" ]; then
export NVM_IOJS_ORG_MIRROR="https://iojs.org/dist"
fi
nvm_tree_contains_path() {
local tree
tree="${1-}"
local node_path
node_path="${2-}"
if [ "@${tree}@" = "@@" ] || [ "@${node_path}@" = "@@" ]; then
nvm_err "both the tree and the node path are required"
return 2
fi
local pathdir
pathdir=$(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=${path%/*}
done
nvm_echo "${path}"
}
nvm_find_nvmrc() {
local dir
dir="$(nvm_find_up '.nvmrc')"
if [ -e "${dir}/.nvmrc" ]; then
nvm_echo "${dir}/.nvmrc"
fi
}
# Obtain nvm version from rc file
nvm_rc_version() {
export NVM_RC_VERSION=''
local NVMRC_PATH
NVMRC_PATH="$(nvm_find_nvmrc)"
if [ -e "${NVMRC_PATH}" ]; then
read -r NVM_RC_VERSION < "${NVMRC_PATH}" || printf ''
if [ -n "${NVM_RC_VERSION}" ]; then
nvm_echo "Found '${NVMRC_PATH}' with version <${NVM_RC_VERSION}>"
else
nvm_err "Warning: empty .nvmrc file found at \"${NVMRC_PATH}\""
return 2
fi
else
nvm_err "No .nvmrc file found"
return 1
fi
}
nvm_version_greater() {
command awk 'BEGIN {
if (ARGV[1] == "" || ARGV[2] == "") exit(1)
split(ARGV[1], a, /\./);
split(ARGV[2], b, /\./);
for (i=1; i<=3; i++) {
if (a[i] && a[i] !~ /^[0-9]+$/) exit(2);
if (b[i] && b[i] !~ /^[0-9]+$/) { exit(0); }
if (a[i] < b[i]) exit(3);
else if (a[i] > b[i]) exit(0);
}
exit(4)
}' "${1#v}" "${2#v}";
}
nvm_version_greater_than_or_equal_to() {
command awk 'BEGIN {
if (ARGV[1] == "" || ARGV[2] == "") exit(1)
split(ARGV[1], a, /\./);
split(ARGV[2], b, /\./);
for (i=1; i<=3; i++) {
if (a[i] && a[i] !~ /^[0-9]+$/) exit(2);
if (a[i] < b[i]) exit(3);
else if (a[i] > b[i]) exit(0);
}
exit(0)
}' "${1#v}" "${2#v}";
}
nvm_version_dir() {
local NVM_WHICH_DIR
NVM_WHICH_DIR="${1-}"
if [ -z "${NVM_WHICH_DIR}" ] || [ "${NVM_WHICH_DIR}" = "new" ]; then
nvm_echo "${NVM_DIR}/versions/node"
elif [ "_${NVM_WHICH_DIR}" = "_iojs" ]; then
nvm_echo "${NVM_DIR}/versions/io.js"
elif [ "_${NVM_WHICH_DIR}" = "_old" ]; then
nvm_echo "${NVM_DIR}"
else
nvm_err 'unknown version dir'
return 3
fi
}
nvm_alias_path() {
nvm_echo "$(nvm_version_dir old)/alias"
}
nvm_version_path() {
local VERSION
VERSION="${1-}"
if [ -z "${VERSION}" ]; then
nvm_err 'version is required'
return 3
elif nvm_is_iojs_version "${VERSION}"; then
nvm_echo "$(nvm_version_dir iojs)/$(nvm_strip_iojs_prefix "${VERSION}")"
elif nvm_version_greater 0.12.0 "${VERSION}"; then
nvm_echo "$(nvm_version_dir old)/${VERSION}"
else
nvm_echo "$(nvm_version_dir new)/${VERSION}"
fi
}
nvm_ensure_version_installed() {
local PROVIDED_VERSION
PROVIDED_VERSION="${1-}"
local LOCAL_VERSION
local EXIT_CODE
LOCAL_VERSION="$(nvm_version "${PROVIDED_VERSION}")"
EXIT_CODE="$?"
local NVM_VERSION_DIR
if [ "${EXIT_CODE}" != "0" ] || ! nvm_is_version_installed "${LOCAL_VERSION}"; then
VERSION="$(nvm_resolve_alias "${PROVIDED_VERSION}")"
if [ $? -eq 0 ]; then
nvm_err "N/A: version \"${PROVIDED_VERSION} -> ${VERSION}\" is not yet installed."
nvm_err ""
nvm_err "You need to run \"nvm install ${PROVIDED_VERSION}\" to install it before using it."
else
local PREFIXED_VERSION
PREFIXED_VERSION="$(nvm_ensure_version_prefix "${PROVIDED_VERSION}")"
nvm_err "N/A: version \"${PREFIXED_VERSION:-$PROVIDED_VERSION}\" is not yet installed."
nvm_err ""
nvm_err "You need to run \"nvm install ${PROVIDED_VERSION}\" to install it before using it."
fi
return 1
fi
}
# Expand a version using the version cache
nvm_version() {
local PATTERN
PATTERN="${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 $?
fi
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
case "_${PATTERN}" in
"_${NVM_NODE_PREFIX}" | "_${NVM_NODE_PREFIX}-")
PATTERN="stable"
;;
esac
VERSION="$(nvm_ls "${PATTERN}" | command tail -1)"
if [ -z "${VERSION}" ] || [ "_${VERSION}" = "_N/A" ]; then
nvm_echo "N/A"
return 3;
else
nvm_echo "${VERSION}"
fi
}
nvm_remote_version() {
local PATTERN
PATTERN="${1-}"
local VERSION
if nvm_validate_implicit_alias "${PATTERN}" 2> /dev/null ; then
case "${PATTERN}" in
"$(nvm_iojs_prefix)")
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote_iojs | command tail -1)" &&:
;;
*)
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "${PATTERN}")" &&:
;;
esac
else
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_remote_versions "${PATTERN}" | command tail -1)"
fi
if [ -n "${NVM_VERSION_ONLY-}" ]; then
command awk 'BEGIN {
n = split(ARGV[1], a);
print a[1]
}' "${VERSION}"
else
nvm_echo "${VERSION}"
fi
if [ "${VERSION}" = 'N/A' ]; then
return 3
fi
}
nvm_remote_versions() {
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
local PATTERN
PATTERN="${1-}"
local NVM_FLAVOR
if [ -n "${NVM_LTS-}" ]; then
NVM_FLAVOR="${NVM_NODE_PREFIX}"
fi
case "${PATTERN}" in
"${NVM_IOJS_PREFIX}" | "io.js")
NVM_FLAVOR="${NVM_IOJS_PREFIX}"
unset PATTERN
;;
"${NVM_NODE_PREFIX}")
NVM_FLAVOR="${NVM_NODE_PREFIX}"
unset PATTERN
;;
esac
if nvm_validate_implicit_alias "${PATTERN-}" 2> /dev/null ; then
nvm_err 'Implicit aliases are not supported in nvm_remote_versions.'
return 1
fi
local NVM_LS_REMOTE_EXIT_CODE
NVM_LS_REMOTE_EXIT_CODE=0
local NVM_LS_REMOTE_PRE_MERGED_OUTPUT
NVM_LS_REMOTE_PRE_MERGED_OUTPUT=''
local NVM_LS_REMOTE_POST_MERGED_OUTPUT
NVM_LS_REMOTE_POST_MERGED_OUTPUT=''
if [ -z "${NVM_FLAVOR}" ] || [ "${NVM_FLAVOR}" = "${NVM_NODE_PREFIX}" ]; then
local NVM_LS_REMOTE_OUTPUT
NVM_LS_REMOTE_OUTPUT=$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "${PATTERN-}") &&:
NVM_LS_REMOTE_EXIT_CODE=$?
# split output into two
NVM_LS_REMOTE_PRE_MERGED_OUTPUT="${NVM_LS_REMOTE_OUTPUT%%v4\.0\.0*}"
NVM_LS_REMOTE_POST_MERGED_OUTPUT="${NVM_LS_REMOTE_OUTPUT#$NVM_LS_REMOTE_PRE_MERGED_OUTPUT}"
fi
local NVM_LS_REMOTE_IOJS_EXIT_CODE
NVM_LS_REMOTE_IOJS_EXIT_CODE=0
local NVM_LS_REMOTE_IOJS_OUTPUT
if [ -z "${NVM_LTS}" ] && ( \
[ -z "${NVM_FLAVOR}" ] || [ "${NVM_FLAVOR}" = "${NVM_IOJS_PREFIX}" ] \
); then
NVM_LS_REMOTE_IOJS_OUTPUT=$(nvm_ls_remote_iojs "${PATTERN-}") &&:
NVM_LS_REMOTE_IOJS_EXIT_CODE=$?
fi
VERSIONS="$(nvm_echo "${NVM_LS_REMOTE_PRE_MERGED_OUTPUT}
${NVM_LS_REMOTE_IOJS_OUTPUT}
${NVM_LS_REMOTE_POST_MERGED_OUTPUT}" | nvm_grep -v "N/A" | command sed '/^$/d')"
if [ -z "${VERSIONS}" ]; then
nvm_echo 'N/A'
return 3
fi
nvm_echo "${VERSIONS}"
return $NVM_LS_REMOTE_EXIT_CODE || $NVM_LS_REMOTE_IOJS_EXIT_CODE
}
nvm_is_valid_version() {
if nvm_validate_implicit_alias "${1-}" 2> /dev/null; then
return 0
fi
case "${1-}" in
"$(nvm_iojs_prefix)" | \
"$(nvm_node_prefix)")
return 0
;;
*)
local VERSION
VERSION="$(nvm_strip_iojs_prefix "${1-}")"
nvm_version_greater_than_or_equal_to "${VERSION}" 0
;;
esac
}
nvm_normalize_version() {
command awk 'BEGIN {
split(ARGV[1], a, /\./);
printf "%d%06d%06d\n", a[1], a[2], a[3];
exit;
}' "${1#v}"
}
nvm_ensure_version_prefix() {
local NVM_VERSION
NVM_VERSION="$(nvm_strip_iojs_prefix "${1-}" | command sed -e 's/^\([0-9]\)/v\1/g')"
if nvm_is_iojs_version "${1-}"; then
nvm_add_iojs_prefix "${NVM_VERSION}"
else
nvm_echo "${NVM_VERSION}"
fi
}
nvm_format_version() {
local VERSION
VERSION="$(nvm_ensure_version_prefix "${1-}")"
local NUM_GROUPS
NUM_GROUPS="$(nvm_num_version_groups "${VERSION}")"
if [ "${NUM_GROUPS}" -lt 3 ]; then
nvm_format_version "${VERSION%.}.0"
else
nvm_echo "${VERSION}" | cut -f1-3 -d.
fi
}
nvm_num_version_groups() {
local VERSION
VERSION="${1-}"
VERSION="${VERSION#v}"
VERSION="${VERSION%.}"
if [ -z "${VERSION}" ]; then
nvm_echo "0"
return
fi
local NVM_NUM_DOTS
NVM_NUM_DOTS=$(nvm_echo "${VERSION}" | command sed -e 's/[^\.]//g')
local NVM_NUM_GROUPS
NVM_NUM_GROUPS=".${NVM_NUM_DOTS}" # add extra dot, since it's (n - 1) dots at this point
nvm_echo "${#NVM_NUM_GROUPS}"
}
nvm_strip_path() {
if [ -z "${NVM_DIR-}" ]; then
nvm_err '${NVM_DIR} not set!'
return 1
fi
nvm_echo "${1-}" | command sed \
-e "s#${NVM_DIR}/[^/]*${2-}[^:]*:##g" \
-e "s#:${NVM_DIR}/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*:##g" \
-e "s#:${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*##g"
}
nvm_prepend_path() {
if [ -z "${1-}" ]; then
nvm_echo "${2-}"
else
nvm_echo "${2-}:${1-}"
fi
}
nvm_binary_available() {
# binaries started with node 0.8.6
nvm_version_greater_than_or_equal_to "$(nvm_strip_iojs_prefix "${1-}")" v0.8.6
}
nvm_print_formatted_alias() {
local ALIAS
ALIAS="${1-}"
local DEST
DEST="${2-}"
local VERSION
VERSION="${3-}"
if [ -z "${VERSION}" ]; then
VERSION="$(nvm_version "${DEST}")" ||:
fi
local VERSION_FORMAT
local ALIAS_FORMAT
local DEST_FORMAT
ALIAS_FORMAT='%s'
DEST_FORMAT='%s'
VERSION_FORMAT='%s'
local NEWLINE
NEWLINE="\n"
if [ "_${DEFAULT}" = '_true' ]; then
NEWLINE=" (default)\n"
fi
local ARROW
ARROW='->'
if [ -z "${NVM_NO_COLORS}" ] && nvm_has_colors; then
ARROW='\033[0;90m->\033[0m'
if [ "_${DEFAULT}" = '_true' ]; then
NEWLINE=" \033[0;37m(default)\033[0m\n"
fi
if [ "_${VERSION}" = "_${NVM_CURRENT-}" ]; then
ALIAS_FORMAT='\033[0;32m%s\033[0m'
DEST_FORMAT='\033[0;32m%s\033[0m'
VERSION_FORMAT='\033[0;32m%s\033[0m'
elif nvm_is_version_installed "${VERSION}"; then
ALIAS_FORMAT='\033[0;34m%s\033[0m'
DEST_FORMAT='\033[0;34m%s\033[0m'
VERSION_FORMAT='\033[0;34m%s\033[0m'
elif [ "${VERSION}" = '∞' ] || [ "${VERSION}" = 'N/A' ]; then
ALIAS_FORMAT='\033[1;31m%s\033[0m'
DEST_FORMAT='\033[1;31m%s\033[0m'
VERSION_FORMAT='\033[1;31m%s\033[0m'
fi
if [ "_${NVM_LTS-}" = '_true' ]; then
ALIAS_FORMAT='\033[1;33m%s\033[0m'
fi
if [ "_${DEST%/*}" = "_lts" ]; then
DEST_FORMAT='\033[1;33m%s\033[0m'
fi
elif [ "_$VERSION" != '_∞' ] && [ "_$VERSION" != '_N/A' ]; then
VERSION_FORMAT='%s *'
fi
if [ "${DEST}" = "${VERSION}" ]; then
command printf -- "${ALIAS_FORMAT} ${ARROW} ${VERSION_FORMAT}${NEWLINE}" "${ALIAS}" "${DEST}"
else
command printf -- "${ALIAS_FORMAT} ${ARROW} ${DEST_FORMAT} (${ARROW} ${VERSION_FORMAT})${NEWLINE}" "${ALIAS}" "${DEST}" "${VERSION}"
fi
}
nvm_print_alias_path() {
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="${1-}"
if [ -z "${NVM_ALIAS_DIR}" ]; then
nvm_err 'An alias dir is required.'
return 1
fi
local ALIAS_PATH
ALIAS_PATH="${2-}"
if [ -z "${ALIAS_PATH}" ]; then
nvm_err 'An alias path is required.'
return 2
fi
local ALIAS
ALIAS="${ALIAS_PATH##${NVM_ALIAS_DIR}\/}"
local DEST
DEST="$(nvm_alias "${ALIAS}" 2> /dev/null)" ||:
if [ -n "${DEST}" ]; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_LTS="${NVM_LTS-}" DEFAULT=false nvm_print_formatted_alias "${ALIAS}" "${DEST}"
fi
}
nvm_print_default_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err 'A default alias is required.'
return 1
fi
local DEST
DEST="$(nvm_print_implicit_alias local "${ALIAS}")"
if [ -n "${DEST}" ]; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" DEFAULT=true nvm_print_formatted_alias "${ALIAS}" "${DEST}"
fi
}
nvm_make_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err "an alias name is required"
return 1
fi
local VERSION
VERSION="${2-}"
if [ -z "${VERSION}" ]; then
nvm_err "an alias target version is required"
return 2
fi
nvm_echo "${VERSION}" | tee "$(nvm_alias_path)/${ALIAS}" >/dev/null
}
nvm_list_aliases() {
local ALIAS
ALIAS="${1-}"
local NVM_CURRENT
NVM_CURRENT="$(nvm_ls_current)"
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="$(nvm_alias_path)"
command mkdir -p "${NVM_ALIAS_DIR}/lts"
local ALIAS_PATH
for ALIAS_PATH in "${NVM_ALIAS_DIR}/${ALIAS}"*; do
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_CURRENT="${NVM_CURRENT}" nvm_print_alias_path "${NVM_ALIAS_DIR}" "${ALIAS_PATH}"
done
local ALIAS_NAME
for ALIAS_NAME in "$(nvm_node_prefix)" "stable" "unstable" "$(nvm_iojs_prefix)"; do
if [ ! -f "${NVM_ALIAS_DIR}/${ALIAS_NAME}" ] && ([ -z "${ALIAS}" ] || [ "${ALIAS_NAME}" = "${ALIAS}" ]); then
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_CURRENT="${NVM_CURRENT}" nvm_print_default_alias "${ALIAS_NAME}"
fi
done
local LTS_ALIAS
for ALIAS_PATH in "${NVM_ALIAS_DIR}/lts/${ALIAS}"*; do
LTS_ALIAS="$(NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_LTS=true nvm_print_alias_path "${NVM_ALIAS_DIR}" "${ALIAS_PATH}")"
if [ -n "${LTS_ALIAS}" ]; then
nvm_echo "${LTS_ALIAS}"
fi
done
return
}
nvm_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err 'An alias is required.'
return 1
fi
local NVM_ALIAS_PATH
NVM_ALIAS_PATH="$(nvm_alias_path)/${ALIAS}"
if [ ! -f "${NVM_ALIAS_PATH}" ]; then
nvm_err 'Alias does not exist.'
return 2
fi
command cat "${NVM_ALIAS_PATH}"
}
nvm_ls_current() {
local NVM_LS_CURRENT_NODE_PATH
NVM_LS_CURRENT_NODE_PATH="$(command which node 2> /dev/null)"
if [ $? -ne 0 ]; then
nvm_echo 'none'
elif nvm_tree_contains_path "$(nvm_version_dir iojs)" "${NVM_LS_CURRENT_NODE_PATH}"; then
nvm_add_iojs_prefix "$(iojs --version 2>/dev/null)"
elif nvm_tree_contains_path "${NVM_DIR}" "${NVM_LS_CURRENT_NODE_PATH}"; then
local VERSION
VERSION="$(node --version 2>/dev/null)"
if [ "${VERSION}" = "v0.6.21-pre" ]; then
nvm_echo 'v0.6.21'
else
nvm_echo "${VERSION}"
fi
else
nvm_echo 'system'
fi
}
nvm_resolve_alias() {
if [ -z "${1-}" ]; then
return 1
fi
local PATTERN
PATTERN="${1-}"
local ALIAS
ALIAS="${PATTERN}"
local ALIAS_TEMP
local SEEN_ALIASES
SEEN_ALIASES="${ALIAS}"
while true; do
ALIAS_TEMP="$(nvm_alias "${ALIAS}" 2> /dev/null || echo)"
if [ -z "${ALIAS_TEMP}" ]; then
break
fi
if [ -n "${ALIAS_TEMP}" ] \
&& command printf "${SEEN_ALIASES}" | nvm_grep -e "^${ALIAS_TEMP}$" > /dev/null; then
ALIAS="∞"
break
fi
SEEN_ALIASES="${SEEN_ALIASES}\n${ALIAS_TEMP}"
ALIAS="${ALIAS_TEMP}"
done
if [ -n "${ALIAS}" ] && [ "_${ALIAS}" != "_${PATTERN}" ]; then
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
case "${ALIAS}" in
'∞' | \
"${NVM_IOJS_PREFIX}" | "${NVM_IOJS_PREFIX}-" | \
"${NVM_NODE_PREFIX}" )
nvm_echo "${ALIAS}"
;;
*)
nvm_ensure_version_prefix "${ALIAS}"
;;
esac
return 0
fi
if nvm_validate_implicit_alias "${PATTERN}" 2> /dev/null ; then
local IMPLICIT
IMPLICIT="$(nvm_print_implicit_alias local "${PATTERN}" 2> /dev/null)"
if [ -n "${IMPLICIT}" ]; then
nvm_ensure_version_prefix "${IMPLICIT}"
fi
fi
return 2
}
nvm_resolve_local_alias() {
if [ -z "${1-}" ]; then
return 1
fi
local VERSION
local EXIT_CODE
VERSION="$(nvm_resolve_alias "${1-}")"
EXIT_CODE=$?
if [ -z "${VERSION}" ]; then
return $EXIT_CODE
fi
if [ "_${VERSION}" != '_∞' ]; then
nvm_version "${VERSION}"
else
nvm_echo "${VERSION}"
fi
}
nvm_iojs_prefix() {
nvm_echo 'iojs'
}
nvm_node_prefix() {
nvm_echo 'node'
}
nvm_is_iojs_version() {
case "${1-}" in iojs-*) return 0 ;; esac
return 1
}
nvm_add_iojs_prefix() {
nvm_echo "$(nvm_iojs_prefix)-$(nvm_ensure_version_prefix "$(nvm_strip_iojs_prefix "${1-}")")"
}
nvm_strip_iojs_prefix() {
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
if [ "${1-}" = "${NVM_IOJS_PREFIX}" ]; then
nvm_echo
else
nvm_echo "${1#"${NVM_IOJS_PREFIX}"-}"
fi
}
nvm_ls() {
local PATTERN
PATTERN="${1-}"
local VERSIONS
VERSIONS=''
if [ "${PATTERN}" = 'current' ]; then
nvm_ls_current
return
fi
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
local NVM_VERSION_DIR_IOJS
NVM_VERSION_DIR_IOJS="$(nvm_version_dir "${NVM_IOJS_PREFIX}")"
local NVM_VERSION_DIR_NEW
NVM_VERSION_DIR_NEW="$(nvm_version_dir new)"
local NVM_VERSION_DIR_OLD
NVM_VERSION_DIR_OLD="$(nvm_version_dir old)"
case "${PATTERN}" in
"${NVM_IOJS_PREFIX}" | "${NVM_NODE_PREFIX}" )
PATTERN="${PATTERN}-"
;;
*)
if nvm_resolve_local_alias "${PATTERN}"; then
return
fi
PATTERN="$(nvm_ensure_version_prefix "${PATTERN}")"
;;
esac
if [ "${PATTERN}" = 'N/A' ]; then
return
fi
# If it looks like an explicit version, don't do anything funny
local NVM_PATTERN_STARTS_WITH_V
case $PATTERN in
v*) NVM_PATTERN_STARTS_WITH_V=true ;;
*) NVM_PATTERN_STARTS_WITH_V=false ;;
esac
if [ $NVM_PATTERN_STARTS_WITH_V = true ] && [ "_$(nvm_num_version_groups "${PATTERN}")" = "_3" ]; then
if nvm_is_version_installed "${PATTERN}"; then
VERSIONS="${PATTERN}"
elif nvm_is_version_installed "$(nvm_add_iojs_prefix "${PATTERN}")"; then
VERSIONS="$(nvm_add_iojs_prefix "${PATTERN}")"
fi
else
case "${PATTERN}" in
"${NVM_IOJS_PREFIX}-" | "${NVM_NODE_PREFIX}-" | "system") ;;
*)
local NUM_VERSION_GROUPS
NUM_VERSION_GROUPS="$(nvm_num_version_groups "${PATTERN}")"
if [ "${NUM_VERSION_GROUPS}" = "2" ] || [ "${NUM_VERSION_GROUPS}" = "1" ]; then
PATTERN="${PATTERN%.}."
fi
;;
esac
local ZSH_HAS_SHWORDSPLIT_UNSET
ZSH_HAS_SHWORDSPLIT_UNSET=1
if nvm_has "setopt"; then
ZSH_HAS_SHWORDSPLIT_UNSET="$(set +e ; setopt | nvm_grep shwordsplit > /dev/null ; nvm_echo $?)"
setopt shwordsplit
fi
local NVM_DIRS_TO_SEARCH1
NVM_DIRS_TO_SEARCH1=''
local NVM_DIRS_TO_SEARCH2
NVM_DIRS_TO_SEARCH2=''
local NVM_DIRS_TO_SEARCH3
NVM_DIRS_TO_SEARCH3=''
local NVM_ADD_SYSTEM
NVM_ADD_SYSTEM=false
if nvm_is_iojs_version "${PATTERN}"; then
NVM_DIRS_TO_SEARCH1="${NVM_VERSION_DIR_IOJS}"
PATTERN="$(nvm_strip_iojs_prefix "${PATTERN}")"
if nvm_has_system_iojs; then
NVM_ADD_SYSTEM=true
fi
elif [ "${PATTERN}" = "${NVM_NODE_PREFIX}-" ]; then
NVM_DIRS_TO_SEARCH1="${NVM_VERSION_DIR_OLD}"
NVM_DIRS_TO_SEARCH2="${NVM_VERSION_DIR_NEW}"
PATTERN=''
if nvm_has_system_node; then
NVM_ADD_SYSTEM=true
fi
else
NVM_DIRS_TO_SEARCH1="${NVM_VERSION_DIR_OLD}"
NVM_DIRS_TO_SEARCH2="${NVM_VERSION_DIR_NEW}"
NVM_DIRS_TO_SEARCH3="${NVM_VERSION_DIR_IOJS}"
if nvm_has_system_iojs || nvm_has_system_node; then
NVM_ADD_SYSTEM=true
fi
fi
if ! [ -d "${NVM_DIRS_TO_SEARCH1}" ] || ! (command ls -1qA "${NVM_DIRS_TO_SEARCH1}" | nvm_grep -q .); then
NVM_DIRS_TO_SEARCH1=''
fi
if ! [ -d "${NVM_DIRS_TO_SEARCH2}" ] || ! (command ls -1qA "${NVM_DIRS_TO_SEARCH2}" | nvm_grep -q .); then
NVM_DIRS_TO_SEARCH2="${NVM_DIRS_TO_SEARCH1}"
fi
if ! [ -d "${NVM_DIRS_TO_SEARCH3}" ] || ! (command ls -1qA "${NVM_DIRS_TO_SEARCH3}" | nvm_grep -q .); then
NVM_DIRS_TO_SEARCH3="${NVM_DIRS_TO_SEARCH2}"
fi
local SEARCH_PATTERN
if [ -z "${PATTERN}" ]; then
PATTERN='v'
SEARCH_PATTERN='.*'
else
SEARCH_PATTERN="$(echo "${PATTERN}" | sed "s#\.#\\\.#g;")"
fi
if [ -n "${NVM_DIRS_TO_SEARCH1}${NVM_DIRS_TO_SEARCH2}${NVM_DIRS_TO_SEARCH3}" ]; then
VERSIONS="$(command find "${NVM_DIRS_TO_SEARCH1}"/* "${NVM_DIRS_TO_SEARCH2}"/* "${NVM_DIRS_TO_SEARCH3}"/* -name . -o -type d -prune -o -path "${PATTERN}*" \
| command sed "
s#${NVM_VERSION_DIR_IOJS}/#versions/${NVM_IOJS_PREFIX}/#;
s#^${NVM_DIR}/##;
\#^[^v]# d;
\#^versions\$# d;
s#^versions/##;
s#^v#${NVM_NODE_PREFIX}/v#;
\#${SEARCH_PATTERN}# !d;
" \
| command sed "s#^\([^/]\{1,\}\)/\(.*\)\$#\2.\1#;" \
| command sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n \
| command sed "
s#\(.*\)\.\([^\.]\{1,\}\)\$#\2-\1#;
s#^${NVM_NODE_PREFIX}-##;
" \
)"
fi
if [ "${ZSH_HAS_SHWORDSPLIT_UNSET}" -eq 1 ] && nvm_has "unsetopt"; then
unsetopt shwordsplit
fi
fi
if [ "${NVM_ADD_SYSTEM-}" = true ]; then
if [ -z "${PATTERN}" ] || [ "${PATTERN}" = 'v' ]; then
VERSIONS="${VERSIONS}$(command printf '\n%s' 'system')"
elif [ "${PATTERN}" = 'system' ]; then
VERSIONS="$(command printf '%s' 'system')"
fi
fi
if [ -z "${VERSIONS}" ]; then
nvm_echo 'N/A'
return 3
fi
nvm_echo "${VERSIONS}"
}
nvm_ls_remote() {
local PATTERN
PATTERN="${1-}"
if nvm_validate_implicit_alias "${PATTERN}" 2> /dev/null ; then
PATTERN="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "$(nvm_print_implicit_alias remote "${PATTERN}")" | command awk '{ print $1 }' | command tail -1)"
elif [ -n "${PATTERN}" ]; then
PATTERN="$(nvm_ensure_version_prefix "${PATTERN}")"
else
PATTERN=".*"
fi
NVM_LTS="${NVM_LTS-}" nvm_ls_remote_index_tab node std "${PATTERN}"
}
nvm_ls_remote_iojs() {
NVM_LTS="${NVM_LTS-}" nvm_ls_remote_index_tab iojs std "${1-}"
}
# args flavor, type, version
nvm_ls_remote_index_tab() {
local LTS
LTS="${NVM_LTS-}"
if [ "$#" -lt 3 ]; then
nvm_err 'not enough arguments'
return 5
fi
local FLAVOR
FLAVOR="${1-}"
local TYPE
TYPE="${2-}"
local MIRROR
MIRROR="$(nvm_get_mirror "${FLAVOR}" "${TYPE}")"
if [ -z "${MIRROR}" ]; then
return 3
fi
local PREFIX
PREFIX=''
case "${FLAVOR}-${TYPE}" in
iojs-std) PREFIX="$(nvm_iojs_prefix)-" ;;
node-std) PREFIX='' ;;
iojs-*)
nvm_err 'unknown type of io.js release'
return 4
;;
*)
nvm_err 'unknown type of node.js release'
return 4
;;
esac
local SORT_COMMAND
SORT_COMMAND='sort'
case "${FLAVOR}" in
node) SORT_COMMAND='sort -t. -u -k 1.2,1n -k 2,2n -k 3,3n' ;;
esac
local PATTERN
PATTERN="${3-}"
local VERSIONS
if [ -n "${PATTERN}" ]; then
if [ "${FLAVOR}" = 'iojs' ]; then
PATTERN="$(nvm_ensure_version_prefix "$(nvm_strip_iojs_prefix "${PATTERN}")")"
else
PATTERN="$(nvm_ensure_version_prefix "${PATTERN}")"
fi