203 lines
7.8 KiB
Fish
203 lines
7.8 KiB
Fish
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function nvm --argument-names cmd v --description "Node version manager"
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if test -z "$v" && contains -- "$cmd" install use
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for file in .nvmrc .node-version
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set file (_nvm_find_up $PWD $file) && read v <$file && break
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end
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if test -z "$v"
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echo "nvm: Invalid version or missing \".nvmrc\" file" >&2
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return 1
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end
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end
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switch "$cmd"
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case -v --version
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echo "nvm, version 2.2.4"
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case "" -h --help
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echo "Usage: nvm install <version> Download and activate the specified Node version"
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echo " nvm install Install version from nearest .nvmrc file"
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echo " nvm use <version> Activate a version in the current shell"
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echo " nvm use Activate version from nearest .nvmrc file"
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echo " nvm list List installed versions"
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echo " nvm list-remote List versions available to install"
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echo " nvm list-remote <regex> List versions matching a given regular expression"
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echo " nvm current Print the currently-active version"
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echo " nvm uninstall <version> Uninstall a version"
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echo "Options:"
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echo " -v or --version Print version"
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echo " -h or --help Print this help message"
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echo "Variables:"
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echo " nvm_mirror Set mirror for Node binaries"
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echo " nvm_default_version Set the default version for new shells"
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case install
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_nvm_index_update $nvm_mirror $nvm_data/.index || return
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string match --entire --regex -- (_nvm_version_match $v) <$nvm_data/.index | read v alias
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if ! set --query v[1]
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echo "nvm: Invalid version number or alias: \"$argv[2..-1]\"" >&2
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return 1
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end
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if test ! -e $nvm_data/$v
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set --local os (command uname -s | string lower)
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set --local ext tar.gz
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set --local arch (command uname -m)
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switch $os
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case aix
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set arch ppc64
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case sunos
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case linux
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case darwin
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case {MSYS_NT,MINGW\*_NT}\*
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set os win
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set ext zip
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case \*
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echo "nvm: Unsupported operating system: \"$os\"" >&2
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return 1
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end
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switch $arch
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case i\*86
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set arch x86
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case x86_64
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set arch x64
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case arm64
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if test "$os" = darwin
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set arch x64
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end
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case armv6 armv6l
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set arch armv6l
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case armv7 armv7l
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set arch armv7l
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case armv8 armv8l aarch64
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set arch arm64
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end
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set --local dir "node-$v-$os-$arch"
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set --local url $nvm_mirror/$v/$dir.$ext
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command mkdir -p $nvm_data/$v
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echo -e "Installing Node \x1b[1m$v\x1b[22m $alias"
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echo -e "Fetching \x1b[4m$url\x1b[24m\x1b[7m"
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if ! command curl --progress-bar --location $url \
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| command tar --extract --gzip --directory $nvm_data/$v 2>/dev/null
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command rm -rf $nvm_data/$v
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echo -e "\033[F\33[2K\x1b[0mnvm: Invalid mirror or host unavailable: \"$url\"" >&2
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return 1
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end
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echo -en "\033[F\33[2K\x1b[0m"
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if test "$os" = win
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command mv $nvm_data/$v/$dir $nvm_data/$v/bin
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else
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command mv $nvm_data/$v/$dir/* $nvm_data/$v
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command rm -rf $nvm_data/$v/$dir
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end
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end
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if test $v != "$nvm_current_version"
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set --query nvm_current_version && _nvm_version_deactivate $nvm_current_version
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_nvm_version_activate $v
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end
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printf "Now using Node %s (npm %s) %s\n" (_nvm_node_info)
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case use
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test $v = default && set v $nvm_default_version
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_nvm_list | string match --entire --regex -- (_nvm_version_match $v) | read v __
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if ! set --query v[1]
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echo "nvm: Node version not installed or invalid: \"$argv[2..-1]\"" >&2
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return 1
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end
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if test $v != "$nvm_current_version"
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set --query nvm_current_version && _nvm_version_deactivate $nvm_current_version
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test $v != system && _nvm_version_activate $v
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end
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printf "Now using Node %s (npm %s) %s\n" (_nvm_node_info)
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case uninstall
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if test -z "$v"
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echo "nvm: Not enough arguments for command: \"$cmd\"" >&2
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return 1
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end
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test $v = default && test ! -z "$nvm_default_version" && set v $nvm_default_version
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_nvm_list | string match --entire --regex -- (_nvm_version_match $v) | read v __
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if ! set -q v[1]
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echo "nvm: Node version not installed or invalid: \"$argv[2..-1]\"" >&2
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return 1
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end
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printf "Uninstalling Node %s %s\n" $v (string replace ~ \~ "$nvm_data/$v/bin/node")
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_nvm_version_deactivate $v
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command rm -rf $nvm_data/$v
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case current
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_nvm_current
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case ls list
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_nvm_list | _nvm_list_format (_nvm_current) $argv[2]
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case lsr {ls,list}-remote
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_nvm_index_update $nvm_mirror $nvm_data/.index || return
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_nvm_list | command awk '
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FILENAME == "-" && (is_local[$1] = FNR == NR) { next } {
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print $0 (is_local[$1] ? " ✓" : "")
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}
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' - $nvm_data/.index | _nvm_list_format (_nvm_current) $argv[2]
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case \*
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echo "nvm: Unknown command or option: \"$cmd\" (see nvm -h)" >&2
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return 1
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end
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end
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function _nvm_find_up --argument-names path file
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test -e "$path/$file" && echo $path/$file || begin
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test "$path" != / || return
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_nvm_find_up (command dirname $path) $file
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end
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end
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function _nvm_version_match --argument-names v
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string replace --regex -- '^v?(\d+|\d+\.\d+)$' 'v$1.' $v |
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string replace --filter --regex -- '^v?(\d+)' 'v$1' |
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string escape --style=regex ||
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string lower '\b'$v'(?:/\w+)?$'
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end
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function _nvm_list_format --argument-names current regex
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command awk -v current="$current" -v regex="$regex" '
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$0 ~ regex {
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aliases[versions[i++] = $1] = $2 " " $3
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pad = (n = length($1)) > pad ? n : pad
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}
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END {
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if (!i) exit 1
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while (i--)
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printf((current == versions[i] ? " ▶ " : " ") "%"pad"s %s\n",
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versions[i], aliases[versions[i]])
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}
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'
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end
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function _nvm_current
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command --search --quiet node || return
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set --query nvm_current_version && echo $nvm_current_version || echo system
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end
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function _nvm_node_info
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set --local npm_path (string replace bin/npm-cli.js "" (realpath (command --search npm)))
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test -f $npm_path/package.json || set --local npm_version_default (command npm --version)
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command node --eval "
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console.log(process.version)
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console.log('$npm_version_default' ? '$npm_version_default': require('$npm_path/package.json').version)
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console.log(process.execPath.replace(require('os').homedir(), '~'))
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"
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end
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