configure vim with completion, code navigation, linting

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "docker/.vim/pack/git-plugins/start/spacemacs-theme.vim"]
+	path = docker/.vim/pack/git-plugins/start/spacemacs-theme.vim
+	url = https://github.com/colepeters/spacemacs-theme.vim.git

Makefile

@@ -1,4 +1,4 @@
-.PHONY: configure build docker-build-image all build configure clean test
+.PHONY: configure build docker-build-image all build configure clean test compile_commands shell
 
 DOCKER_RUN=docker run -it --mount type=bind,source="$(PWD)"/bake,target=/usr/bake ns-3-leo
 
@@ -23,3 +23,9 @@ clean: docker-build-image
 
 test: docker-build-image
 	$(DOCKER_RUN) /bin/bash -c 'cd source/ns-3-leo/ && ./test.py'
+
+compile_commands: docker-build-image
+	$(DOCKER_RUN) /bin/bash -c "bear ./bake.py build"
+
+shell:
+	$(DOCKER_RUN) /bin/bash

docker/.vim/ftplugin/cpp.vim

@@ -0,0 +1,4 @@
+let b:ale_fixers = ['clang-format', 'remove_trailing_lines', 'trim_whitespace']
+let b:ale_linters = ['clangd']
+
+setlocal tabstop=8 expandtab shiftwidth=2 smarttab

docker/.vim/pack/git-plugins/start/ale

@@ -0,0 +1 @@
+Subproject commit 7265ceb6d050d1a4642741d248f11e4f2abd37e1

docker/.vim/pack/git-plugins/start/spacemacs-theme.vim

@@ -0,0 +1 @@
+Subproject commit 056bba9bd05a2c97c63c28216a1c232cfb91529e

docker/.vimrc

@@ -0,0 +1,143 @@
+filetype plugin on
+filetype indent on
+
+set autoread
+" :W sudo saves the file 
+" (useful for handling the permission-denied error)
+command W w !sudo tee % > /dev/null
+
+" no command execution from modeline
+set nomodeline
+
+" Turn on the Wild menu
+set wildmenu
+
+" Enable hidden buffers
+set hidden
+
+" Clipboard copy & paste
+"set clipboard=unnamedplus
+
+" Always show current position
+set ruler
+
+" When searching try to be smart about cases
+set smartcase
+
+" Highlight search results
+set hlsearch
+
+" Inenteremental search
+set incsearch
+
+" Don't redraw while executing macros (good performance config)
+set lazyredraw
+
+" Do not show matching brackets when text indicator is over them
+" set noshowmatch
+" let loaded_matchparen = 1
+
+" No annoying sound on errors
+set noerrorbells
+set novisualbell
+
+set wrap
+set linebreak
+set nolist  " list disables linebreak
+
+" Enable syntax highlighting
+syntax enable
+
+if (has("termguicolors"))
+  set termguicolors
+endif
+
+set t_Co=256
+
+set background=dark
+colorscheme spacemacs-theme
+
+" Use tabs for indent
+set smarttab
+set smartindent
+set autoindent
+set copyindent
+set preserveindent
+
+set wildmode=longest,list,full
+set wildmenu
+
+set cursorline
+set number
+set relativenumber
+
+" Transparency
+"hi Normal guibg=NONE ctermbg=NONE
+
+"set list!
+"set listchars=trail:⛤,extends:⟩,precedes:⟨,nbsp:␣,conceal:…
+
+" Map leader to do extra key combinations
+let mapleader = " "
+
+" Toggle paste mode on and off
+map <leader>pp :setlocal paste!<Enter>
+
+" Fast saving
+nmap <leader>w :w!<Enter>
+
+" Buffer switching
+nmap <leader>bb :Buffers<Enter>
+nmap <leader>bl :Buffers<Enter>
+nmap <leader>bn :bnext<Enter>
+nmap <leader>bp :bprevious<Enter>
+
+nmap <leader>ll :Lines<Enter>
+nmap <leader>mm :Marks<Enter>
+nmap <leader>ww :Windows<Enter>
+nmap <leader>hh :History/<Enter>
+nmap <leader>rr :reg<Enter>
+
+" finding files
+nmap <leader>ff :Files<Enter>
+nmap <leader>pp :FufDir<Enter>
+
+set statusline+=%#warningmsg#
+set statusline+=%{SyntasticStatuslineFlag()}
+set statusline+=%*
+
+"let g:syntastic_always_populate_loc_list = 1
+"let g:syntastic_auto_loc_list = 1
+"let g:syntastic_check_on_open = 1
+"let g:syntastic_check_on_wq = 0
+nmap <leader>sp :ALEFindReferences<Enter>
+nmap <leader>ss :ALESymbolSearch<Enter>
+nmap <leader>gd :ALEGoToDefinitionInTab<Enter>
+nmap <leader>?? :ALEHover<Enter>
+
+" Enable completion where available.
+" This setting must be set before ALE is loaded.
+let g:ale_completion_enabled = 1
+
+let g:ale_fix_on_save = 1
+
+let g:ale_warn_about_trailing_whitespace = 1
+let g:ale_warn_about_trailing_lines = 1
+let g:ale_completion_tsserver_autoimport = 1
+
+"let g:ale_lint_on_text_changed = 'never'
+" You can disable this option too
+" if you don't want linters to run on opening a file
+"let g:ale_lint_on_enter = 0
+
+" Set airline theme
+let g:airline_theme='base16_spacemacs'
+
+" Load all plugins now.
+" Plugins need to be added to runtimepath before helptags can be generated.
+packloadall
+" Load all of the helptags now, after plugins have been loaded.
+" All messages and errors will be ignored.
+silent! helptags ALL
+
+set omnifunc=ale#completion#OmniFunc

docker/Dockerfile

@@ -7,6 +7,7 @@ RUN apt-get update
 
 # General dependencies
 RUN apt-get install -y \
+  bear \
   make \
   git \
   mercurial \
@@ -32,7 +33,8 @@ RUN apt-get install -y \
   libxml2-dev \
   vtun \
   unzip \
-  lxc
+  lxc \
+  clangd
 
 # QT components
 RUN apt-get install -y \
@@ -74,3 +76,9 @@ WORKDIR /usr/bake
 RUN apt-get clean && \
   rm -rf /var/lib/apt
 
+RUN useradd -ms /bin/bash user
+
+USER user
+
+ADD --chown=user:user ./.vimrc /home/user/.vimrc
+ADD --chown=user:user ./.vim /home/user/.vim