132 lines
3.4 KiB
Bash
Executable File
132 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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set -e
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nvm_has() {
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type "$1" > /dev/null 2>&1
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return $?
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}
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if [ -z "$NVM_DIR" ]; then
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NVM_DIR="$HOME/.nvm"
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fi
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nvm_download() {
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if nvm_has "curl"; then
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curl $*
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elif nvm_has "wget"; then
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# Emulate curl with wget
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ARGS=$(echo "$*" | sed -e 's/--progress-bar /--progress=bar /' \
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-e 's/-L //' \
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-e 's/-I //' \
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-e 's/-s /-q /' \
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-e 's/-o /-O /' \
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-e 's/-C - /-c /')
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wget $ARGS
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fi
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}
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install_nvm_from_git() {
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if [ -z "$NVM_SOURCE" ]; then
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NVM_SOURCE="https://github.com/creationix/nvm.git"
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fi
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if [ -d "$NVM_DIR/.git" ]; then
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echo "=> nvm is already installed in $NVM_DIR, trying to update"
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printf "\r=> "
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cd "$NVM_DIR" && (git fetch 2> /dev/null || {
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echo >&2 "Failed to update nvm, run 'git fetch' in $NVM_DIR yourself." && exit 1
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})
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else
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# Cloning to $NVM_DIR
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echo "=> Downloading nvm from git to '$NVM_DIR'"
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printf "\r=> "
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mkdir -p "$NVM_DIR"
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git clone "$NVM_SOURCE" "$NVM_DIR"
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fi
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cd $NVM_DIR && git checkout v0.12.2 && git branch -D master || true
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}
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install_nvm_as_script() {
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if [ -z "$NVM_SOURCE" ]; then
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NVM_SOURCE="https://raw.githubusercontent.com/creationix/nvm/v0.12.2/nvm.sh"
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fi
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# Downloading to $NVM_DIR
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mkdir -p "$NVM_DIR"
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if [ -d "$NVM_DIR/nvm.sh" ]; then
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echo "=> nvm is already installed in $NVM_DIR, trying to update"
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else
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echo "=> Downloading nvm as script to '$NVM_DIR'"
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fi
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nvm_download -s "$NVM_SOURCE" -o "$NVM_DIR/nvm.sh" || {
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echo >&2 "Failed to download '$NVM_SOURCE'.."
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return 1
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}
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}
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if [ -z "$METHOD" ]; then
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# Autodetect install method
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if nvm_has "git"; then
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install_nvm_from_git
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elif nvm_has "nvm_download"; then
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install_nvm_as_script
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else
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echo >&2 "You need git, curl, or wget to install nvm"
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exit 1
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fi
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else
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if [ "$METHOD" = "git" ]; then
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if ! nvm_has "git"; then
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echo >&2 "You need git to install nvm"
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exit 1
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fi
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install_nvm_from_git
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fi
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if [ "$METHOD" = "script" ]; then
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if ! nvm_has "nvm_download"; then
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echo >&2 "You need curl or wget to install nvm"
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exit 1
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fi
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install_nvm_as_script
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fi
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fi
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echo
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# Detect profile file if not specified as environment variable (eg: PROFILE=~/.myprofile).
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if [ -z "$PROFILE" ]; then
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if [ -f "$HOME/.bash_profile" ]; then
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PROFILE="$HOME/.bash_profile"
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elif [ -f "$HOME/.zshrc" ]; then
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PROFILE="$HOME/.zshrc"
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elif [ -f "$HOME/.profile" ]; then
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PROFILE="$HOME/.profile"
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fi
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fi
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SOURCE_STR="\nexport NVM_DIR=\"$NVM_DIR\"\n[ -s \"\$NVM_DIR/nvm.sh\" ] && . \"\$NVM_DIR/nvm.sh\" # This loads nvm"
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if [ -z "$PROFILE" ] || [ ! -f "$PROFILE" ] ; then
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if [ -z "$PROFILE" ]; then
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echo "=> Profile not found. Tried ~/.bash_profile, ~/.zshrc, and ~/.profile."
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echo "=> Create one of them and run this script again"
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else
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echo "=> Profile $PROFILE not found"
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echo "=> Create it (touch $PROFILE) and run this script again"
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fi
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echo " OR"
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echo "=> Append the following lines to the correct file yourself:"
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printf "$SOURCE_STR"
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echo
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else
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if ! grep -qc 'nvm.sh' "$PROFILE"; then
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echo "=> Appending source string to $PROFILE"
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printf "$SOURCE_STR\n" >> "$PROFILE"
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else
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echo "=> Source string already in $PROFILE"
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fi
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fi
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echo "=> Close and reopen your terminal to start using nvm"
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