Writes a .nvmrc file containing the current Node LTS version. Requires nvm.

nvmrc-latest-lts.sh

# Usage: ./nvmrc-latest-lts.sh 

# Load NVM
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"

# Find latest Node LTS version
last_line=$(nvm ls-remote --lts --no-colors | tail -n 1)

# Match the version number
if [[ "$last_line" =~ [0-9]+\.[0-9]+\.[0-9]+ ]]; then
    old=$(cat .nvmrc 2>/dev/null)
    new=${BASH_REMATCH[0]}
    echo "Old: \"${old}\" New: \"${new}\""
    echo $new > .nvmrc
else
    echo "Failed to extract latest LTS version"
fi