🍺 Revamped install script; Color picker and toggle plugins added

.gitignore

@@ -1 +1,2 @@
-/plugged
+plugged/
+env/

README.md

@@ -16,53 +16,76 @@ Multi-windowed editing with NerdTree and TagBar sidebars.
 
 ### Install
 
-```sh
-# Install nvim (and its dependencies: pip3, git) and ctags (for tagbar)
-sudo apt install neovim python3-pip git exuberant-ctags -y
+#### Automated Installation
 
-# Install pip modules for Neovim
-pip3 install --user neovim jedi psutil setproctitle
+Run `./install.sh`
 
-# Install vim-plug plugin manager
-curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
+#### Manual Installation
 
+```sh
 # Make config directory for Neovim's init.vim
 mkdir -p ~/.config/nvim
 
-# Soft link the init.vim in current working directory to nvim's config location. Or simply `cp init.vim ~/.config/nvim/`
-ln -sf $(readlink -f init.vim) ~/.config/nvim/.
+# Copy init.vim in current working directory to nvim's config location. Alternatively, soft link with `ln -sf $(readlink -f init.vim) ~/.config/nvim/.`, if you soft link, do not delete this directory
+cp init.vim ~/.config/nvim/
+
+# Install nvim (and its dependencies: pip3, git), Python 3 and ctags (for tagbar)
+sudo apt install neovim python3 python3-pip git exuberant-ctags -y
+
+# Install virtualenv to containerize dependencies
+pip3 install --user virtualenv
+python3 -m virtualenv ~/.config/nvim/env
+
+# Install pip modules for Neovim within the virtual environment created
+source ~/.config/nvim/env/bin/activate
+pip install neovim jedi psutil setproctitle
+deactivate
+
+# Install vim-plug plugin manager
+curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
 
 # (Optional but recommended) Install a nerd font for icons and a beautiful airline bar (https://github.com/ryanoasis/nerd-fonts/tree/master/patched-fonts) (I'll be using Roboto Mono for Powerline)
 curl -fLo ~/.local/share/fonts/Roboto\ Mono\ Nerd\ Font\ Complete.ttf --create-dirs https://github.com/ryanoasis/nerd-fonts/raw/master/patched-fonts/RobotoMono/complete/Roboto%20Mono%20Nerd%20Font%20Complete.ttf
 
 # (Optional) Alias vim -> nvim
 echo "alias vim='nvim'" >> ~/.bashrc
 
-# Enter Neovim and install plugins
+# Enter Neovim and install plugins, ignore warnings shown (missing colorschemes, functions, etc.), simply keep press ENTER
 nvim
 :PlugInstall
-:qa! # Quit All Force (no save). Useful when dealing with multiple split windows.
+:qa! # Quit (q) All (a) Force (!) (does not save). Useful when dealing with multiple split windows.
 ```
 
-Alternatively, run `./install.sh`.
-
 ### Update
 
-```sh
-# (Optional) Pull my updates if you want my new modifications
-git pull
+Update plugins (super simple)
 
-# Update the plugins (super simple)
+```
 nvim
 :PlugUpdate
+```
 
-# (Optional) Clean plugins - Deletes unused plugins
+(Optional) Clean plugins - Deletes unused plugins
+
+```
+nvim
 :PlugClean
+```
 
-# (Optional) Check, download and install the latest vim-plug updates
+(Optional) Check, download and install the latest vim-plug
+
+```
+nvim
 :PlugUpgrade
 ```
 
+(Optional) Pull my updates if you want my new modifications
+
+```sh
+git pull
+cp init.vim ~/.config/nvim/
+```
+
 ## Note
 
 ### For Non-GUI Users
@@ -93,10 +116,12 @@ Most custom commands expand off my map leader, keeping nvim as vanilla as possib
 * `,f` - Fuzzy find a file (fzf)
 * `,g` - Toggle Goyo mode (Goyo), super clean and minimalistic viewing mode
 * `,h` - Toggle rainbow parentheses highlighting
-* `,l` - Toggle Limelight mode (Limelight), highlight the lines near cursor only
 * `,j` - Set filetype to "journal" which makes the syntax highlighting beautiful when working on regular text files and markdown
+* `,k` - Toggle coloring of hex colors
+* `,l` - Toggle Limelight mode (Limelight), highlight the lines near cursor only
 * `,n` - Hackernews vertical windows (requires internet) (vim-hackernews)
 * `,c<Space>` - Toggle comment for current line (Nerd Commenter)
+* `<Alt-r>` - Toggle RGB color picker
 * `<Tab>` - Next buffer
 * `<Shift-Tab>` - Previous buffer
 

init.vim

@@ -38,6 +38,8 @@ Plug 'Yggdroot/indentLine'
 Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
 Plug 'junegunn/fzf.vim'
 Plug 'sheerun/vim-polyglot'
+Plug 'KabbAmine/vCoolor.vim'
+Plug 'chrisbra/Colorizer'
 Plug 'heavenshell/vim-pydocstring'
 Plug 'vim-scripts/loremipsum'
 
@@ -46,6 +48,9 @@ Plug 'ryanss/vim-hackernews'
 
 call plug#end()
 
+""" Python3 VirtualEnv
+let g:python3_host_prog = expand('~/.config/nvim/env/bin/python')
+
 """ Coloring
 syntax on
 color dracula
@@ -198,10 +203,45 @@ nmap <leader>f :Files<CR>
 nmap <leader>g :Goyo<CR>
 nmap <leader>h :RainbowParentheses!!<CR>
 nmap <leader>j :set filetype=journal<CR>
+nmap <leader>k :ColorToggle<CR>
 nmap <leader>l :Limelight!!<CR>
 xmap <leader>l :Limelight!!<CR>
+autocmd FileType python nmap <leader>x :0,$!python3 -m yapf<CR>
 nmap <leader>n <C-w>v<C-w>l:HackerNews best<CR>J
 nmap <silent> <leader><leader> :noh<CR>
 nmap <Tab> :bnext<CR>
 nmap <S-Tab> :bprevious<CR>
 
+nmap <buffer> <silent> <expr> <F12> InsertCol()
+imap <buffer> <silent> <expr> <F12> InsertCol()
+
+function! InsertCol()
+    let w:first_call = exists('w:first_call') ? 0 : 1
+    "if w:first_call
+    "    startinsert
+    "endif
+    try
+        let char = getchar()
+    catch /^Vim:Interrupt$/
+        let char = "\<Esc>"
+    endtry
+    if char == '^\d\+$' || type(char) == 0
+        let char = nr2char(char)
+    endif " It is the ascii code.
+    if char == "\<Esc>"
+        unlet w:first_call
+        return char
+    endif
+    redraw
+    if w:first_call
+        return char."\<Esc>gvA\<C-R>=Redraw()\<CR>\<F12>"
+    else
+        return char."\<Esc>gvlA\<C-R>=Redraw()\<CR>\<F12>"
+    endif
+endfunction
+
+function! Redraw()
+    redraw
+    return ''
+endfunction
+

install.sh

@@ -1,34 +1,45 @@
 #!/bin/bash
 
-# Install nvim (and its dependencies: pip3, git) and ctags (for tagbar)
-echo '[*] App installing Neovim and its dependencies (Python 3 and git), and dependencies for tagbar (exuberant-ctags) ...'
-sudo apt install neovim python3-pip git exuberant-ctags -y &&\
+# Make config directory for Neovim's init.vim
+echo '[*] Preparing Neovim config directory ...' &&\
+mkdir -p ~/.config/nvim &&\
 
-# Install pip modules for Neovim
-echo '[*] Pip installing Neovim (for Python plugin support) and libraries for async autocompletion support (jedi, psutil, setproctitle) ...'
-pip3 install --user neovim jedi psutil setproctitle &&\
+# Install nvim (and its dependencies: pip3, git), Python 3 and ctags (for tagbar)
+echo '[*] App installing Neovim and its dependencies (Python 3 and git), and dependencies for tagbar (exuberant-ctags) ...' &&\
+sudo apt install neovim python3 python3-pip git exuberant-ctags -y &&\
 
-# Install vim-plug plugin manager
-echo '[*] Downloading vim-plug, the best minimalistic vim plugin manager ...'
-curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim &&\
+# Install virtualenv to containerize dependencies
+echo '[*] Pip installing virtualenv to containerize Neovim dependencies (instead of installing them onto your system) ...' &&\
+pip3 install --user virtualenv &&\
+python3 -m virtualenv ~/.config/nvim/env &&\
 
-# Make config directory for Neovim's init.vim
-echo '[*] Preparing Neovim config directory ...'
-mkdir -p ~/.config/nvim &&\
+# Install pip modules for Neovim within the virtual environment created
+echo '[*] Activating virtualenv and pip installing Neovim (for Python plugin support) and libraries for async autocompletion support (jedi, psutil, setproctitle) ...' &&\
+source ~/.config/nvim/env/bin/activate &&\
+pip install neovim jedi psutil setproctitle &&\
+deactivate &&\
 
-# Soft link the init.vim in current working directory to nvim's config location. Or simply `cp init.vim ~/.config/nvim/`
-echo "[*] Soft-linking $(readlink -f init.vim) -> $(readlink -f ~/.config/nvim/init.vim)"
-ln -sf $(readlink -f init.vim) ~/.config/nvim/. &&\
+# Install vim-plug plugin manager
+echo '[*] Downloading vim-plug, the best minimalistic vim plugin manager ...' &&\
+curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim &&\
 
 # (Optional but recommended) Install a nerd font for icons and a beautiful airline bar (https://github.com/ryanoasis/nerd-fonts/tree/master/patched-fonts) (I'll be using Roboto Mono for Powerline)
-echo "[*] Downloading patch font into ~/.local/share/fonts ..."
+echo "[*] Downloading patch font into ~/.local/share/fonts ..." &&\
 curl -fLo ~/.local/share/fonts/Roboto\ Mono\ Nerd\ Font\ Complete.ttf --create-dirs https://github.com/ryanoasis/nerd-fonts/raw/master/patched-fonts/RobotoMono/complete/Roboto%20Mono%20Nerd%20Font%20Complete.ttf &&\
 
 # (Optional) Alias vim -> nvim
-echo '[*] Aliasing vim -> nvim, remember to source ~/.bashrc ...'
+echo '[*] Aliasing vim -> nvim, remember to source ~/.bashrc ...' &&\
 echo "alias vim='nvim'" >> ~/.bashrc &&\
 
-# Enter Neovim and install plugins
-echo '[*] Running :PlugInstall within nvim.'
-nvim -c ':PlugInstall'
-echo "[+] Done, enjoy Neovim! Don't forget to run :PlugInstall within nvim."
+# Enter Neovim and install plugins using a temporary init.vim, which avoids warnings about missing colorschemes, functions, etc
+echo -e '[*] Running :PlugInstall within nvim ...' &&\
+sed '/call plug#end/q' init.vim > ~/.config/nvim/init.vim &&\
+nvim -c ':PlugInstall' -c ':qall' &&\
+rm ~/.config/nvim/init.vim &&\
+
+# Copy init.vim in current working directory to nvim's config location ...`
+echo '[*] Copying init.vim -> ~/.config/nvim/init.vim' &&\
+cp init.vim ~/.config/nvim/ &&\
+
+echo -e "[+] Done, welcome to \033[1m\033[92mNeoVim\033[0m! Try it by running: nvim/vim. Want to customize it? Modify ~/.config/nvim/init.vim"
+