126 lines
2.9 KiB
Bash
Executable File
126 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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set -e
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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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download_file() {
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# download_file source destination
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if has "curl"; then
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curl -s "$1" -o "$2"
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elif has "wget"; then
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wget -q "$1" -O "$2"
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else
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return 1
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fi
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}
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install_from_git() {
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if [ -z "$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 $NVM_DIR, trying to update"
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echo -e "\r=> \c"
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cd "$NVM_DIR" && git pull 2> /dev/null || {
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echo >&2 "Failed to update nvm, run 'git pull' in $NVM_DIR yourself.."
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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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echo -e "\r=> \c"
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mkdir -p "$NVM_DIR"
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git clone "$NVM_SOURCE" "$NVM_DIR"
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fi
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}
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install_as_script() {
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if [ -z "$NVM_SOURCE" ]; then
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NVM_SOURCE="https://raw.github.com/creationix/nvm/master/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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download_file "$NVM_SOURCE" "$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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install_from_git || {
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echo >&2 "Install using git failed, falling to back to script"
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install_as_script || {
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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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}
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}
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else
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if [ "$METHOD" = "git" ]; then
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install_from_git || {
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echo >&2 "You need git to install nvm"
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exit 1
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}
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fi
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if [ "$METHOD" = "script" ]; then
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install_as_script || {
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echo >&2 "You need curl or wget to install nvm"
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exit 1
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}
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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="$HOME/.profile"
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fi
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fi
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SOURCE_STR="[ -s \"$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 line to the correct file yourself:"
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echo
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echo " $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 $PROFILE"
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echo "" >> "$PROFILE"
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echo $SOURCE_STR >> "$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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