Update

Update following original kymsu

plugins.d/npm.sh

@@ -0,0 +1,137 @@
+#!/usr/bin/env bash
+
+# npm plugin for KYMSU (install local package)
+# https://github.com/welcoMattic/kymsu
+
+# Fixing npm On Mac OS X for Homebrew Users
+# https://gist.github.com/rcugut/c7abd2a425bb65da3c61d8341cd4b02d
+# https://gist.github.com/DanHerbert/9520689
+
+# brew install node
+# node -v => 9.11.1
+# npm -v => 5.6.0
+
+# npm install -g npm
+# npm -v => 5.8.0
+
+# https://github.com/npm/npm/issues/17744
+
+# No distract mode
+no_distract=false
+
+doctor=false
+
+# Local install
+local_path=$HOME/Sites/node_modules/
+
+echo -e "\033[1m🌿  npm \033[0m"
+echo ""
+
+# version courante de node.js
+node_v=$(node -v)
+echo -e "\033[4m🌿  node.js\033[0m (current version): $node_v"
+
+# version courante de npm
+npm_v=$(npm -v)
+echo -e "\033[4m🌿  npm\033[0m (current version): $npm_v"
+
+# versions installées de node.js
+nvm_installed=$(brew info nvm | grep Cellar)
+
+if [ -f "$NVM_DIR/nvm.sh" ]; then
+	source $NVM_DIR/nvm.sh
+	# version courante de nvm
+	nvm_v=$(nvm --version)
+	echo -e "\033[4m🌿  nvm install is:\033[0m $NVM_DIR/nvm.sh"
+	echo "nvm $nvm_v is installed from https://github.com/nvm-sh/nvm"
+	
+	node_install=$(nvm list)
+	echo -e "\033[4m🌿  node.js\033[0m (installed versions): \n$node_install"
+
+elif [ -f "/usr/local/opt/nvm/nvm.sh" ]; then
+	source $(brew --prefix nvm)/nvm.sh
+	# version courante de nvm
+	nvm_v=$(nvm --version)
+	echo -e "\033[4m🌿  nvm install is:\033[0m /usr/local/opt/nvm/nvm.sh"
+	echo "nvm $nvm_v is installed from homebrew"
+	
+	node_install=$(nvm list)
+	echo -e "\033[4m🌿  node.js\033[0m (installed versions): \n$node_install"
+
+fi
+
+echo
+
+# Local packages
+if [ -d "$local_path" ]; then
+	cd $local_path
+	echo -e "\033[4m🌿  Local installed scripts:\033[0m"
+	npm ls
+	outdated=$(npm outdated)
+	if [ -n "$outdated" ]; then
+		echo "$outdated"
+		echo "$outdated" | awk '{print $1}' | xargs npm update
+	else
+		echo -e "\033[4mNo local packages updates.\033[0m"
+	fi
+fi
+	
+echo ""
+
+# Global packages
+echo -e "\033[4m🌿  Global installed scripts:\033[0m"
+npm list -g --depth=0
+
+g_outdated=$(npm outdated -g)
+
+# => npm ERR! Cannot read property 'length' of undefined -> https://stackoverflow.com/questions/55172700/npm-outdated-g-error-cannot-read-property-length-of-undefined
+# /Users/bruno/.nvm/versions/node/v10.16.2/lib/node_modules/npm/lib/outdated.js
+# /usr/local/lib/node_modules/npm/lib/outdated.js
+
+# update -> wanted ; install -> latest
+if [ -n "$g_outdated" ]; then
+	if [ "$no_distract" = false ]; then
+		echo "$g_outdated"
+		#echo "$g_outdated" | sed '1d' | awk '{print $1}' | xargs -p -n 1  npm install -g 
+		echo "$g_outdated" | sed '1d' | awk '{print $1}' | xargs -p -n 1  npm update -g 
+	else
+		#echo "$g_outdated" | sed '1d' | awk '{print $1}' | xargs -n 1  npm install -g
+		echo "$g_outdated" | sed '1d' | awk '{print $1}' | xargs -n 1  npm update -g
+	fi
+else
+	echo -e "\033[4mNo global packages updates.\033[0m"
+fi
+
+echo ""
+
+# Maintenance
+if [ "$doctor" = true ]; then
+	echo "🌿  The Doc is checking that everything is ok."
+	npm doctor
+	echo ""
+	
+    echo "🔍   Verifying npm cache"
+    npm cache verify
+    echo ""
+fi
+
+
+if [[ $1 == "--npm_cleanup" ]]; then
+
+	# As of npm@5, the npm cache self-heals from corruption issues and data extracted from the cache is guaranteed to be valid. 
+	# If you want to make sure everything is consistent, use 'npm cache verify' instead. 
+	# On the other hand, if you're debugging an issue with the installer, you can use `npm install --cache /tmp/empty-cache` to use a temporary cache instead of nuking the actual one.
+	# If you're sure you want to delete the entire cache, rerun this command with --force.
+
+    if printf '%s\n%s\n' "$(npm --version)" 5.0.0 | sort --version-sort --check=silent; then
+        echo "🌿  Cleaning npm cache"
+    	npm cache clean
+    fi
+	echo ""
+fi
+
+echo ""
+
+
+
+