Add COC

Makefile

@@ -1,2 +1,5 @@
 install:
 	bash scripts/install
+
+coc:
+	bash scripts/activate-coc

README.md

@@ -10,9 +10,9 @@ Note: if a configuration already exists, it will be backed up.
 
 ## Installed plugins
 
-The following plugins are installed with [Vundle](https://github.com/VundleVim/Vundle.vim):
-
-| Plugin | Description |
-| ------ | ----------- |
-| [w0rp/ale](https://github.com/w0rp/ale) | Asynchronous linting/fixing for Vim and Language Server Protocol (LSP) integration
+The following plugins are installed with [Vundle](https://github.com/VundleVim/Vundle.vim).
 
+| Plugin | Description | Activation
+| ------ | ----------- | ----------
+| [w0rp/ale](https://github.com/w0rp/ale) | Asynchronous linting/fixing for Vim and Language Server Protocol (LSP) integration | _Immediate_
+| [neoclide/coc.vim](https://github.com/neoclide/coc.nvim) | Intellisense engine for Vim 8 & neovim | `make coc`

scripts/activate-coc

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+missingCommands=""
+
+nodeVersion=$(node --version 2>&1 | cut -d. -f1 | sed 's/v//')
+
+if [ $? != 0 ]; then
+    missingCommands="- node >= 8.0"
+fi
+
+vimVersion=$(vim --version | head -n 1 | sed -E 's/VIM - Vi IMproved ([^ ]+).+/\1/')
+vimMajorVersion=$(echo $vimVersion | cut -d. -f1)
+vimMinorVersion=$(echo $vimVersion | cut -d. -f2)
+
+if [ "$missingCommands" != "" ]; then
+    echo -e "You have to install the following commands before installing this extension:\n$missingCommands"
+    exit 1
+fi
+
+stop=0
+
+if [ "$nodeVersion" -lt "8" ]; then
+    echo "This plugin requires NodeJS >= 8.0 (detected version $nodeVersion)."
+    stop=1
+fi
+
+if [ "$vimMajorVersion" -lt "8" -o "$vimMajorVersion" -ge "8" -a "$vimMinorVersion" -lt "1" ]; then
+    echo "This plugin requires VIM >= 8.1 (detected version $vimVersion)."
+    stop=1
+fi
+
+if [ "$stop" -eq "1" ]; then
+    exit 1;
+fi
+
+echo "Activating COC..."
+cat ~/.vimrc | sed "s/\" Plugin 'neoclide\/coc.nvim'/Plugin 'neoclide\/coc.nvim'/" > ~/.vimrc.tmp
+rm ~/.vimrc
+mv ~/.vimrc.tmp ~/.vimrc
+vim +PluginInstall +qall
+vim "+call coc#util#install()" +qall
+
+echo "COC is now ready for use!"
+echo "If you like this plugin, don't forget to send your ♥ to its author: https://github.com/neoclide/coc.nvim"
+echo "You can add support for your favourite languages by adding them: https://github.com/neoclide/coc.nvim/wiki/Language-servers#example-configuration-for-custom-language-servers"
+

vimrc

@@ -25,5 +25,8 @@ Plugin 'VundleVim/Vundle.vim'
 " integration - https://github.com/w0rp/ale
 Plugin 'w0rp/ale'
 
+" IntelliSense for Vim
+" Plugin 'neoclide/coc.nvim'
+
 call vundle#end()