vim: Split vimrc into vimrc.d/

.config/vim/vimrc.d/30-settings.vim

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+" Settings #####################################################################
+" hybrid linenumbers
+set number relativenumber
+" no timeout when exiting insert-mode
+" (see https://www.johnhawthorn.com/2012/09/vi-escape-delays/)
+set timeoutlen=1000 ttimeoutlen=0
+" smart case insensitive search (insens: /copy /Copy\c; sens: /Copy /copy\C)
+set ignorecase smartcase
+" Tab size
+set tabstop=4
+" Shift the same amount as tabstop
+set shiftwidth=0
+" Highlight current line
+set cursorline
+" Auto-wrap text and comments; automatically add comment leader when creating
+" new lines and delete it when joining; do not break already too long lines;
+" allow formatting with gq.
+set formatoptions=tcroqlj
+" Autoindent new lines
+set autoindent
+" Copy structure of the existing lines indent when autoindenting a new line
+set copyindent
+" Keep lines under 80 characters.
+set textwidth=80
+" Do not insert two spaces before a new sentence when formatting
+set nojoinspaces
+" see :help persistent-undo
+set undofile
+" Update every 300ms for better experience with plugins like gitgutter and coc
+set updatetime=300
+" Check for spelling in comments and strings
+set spell spelllang=en
+" Show the effect of a command while typing (substitute)
+if (has('nvim'))
+	set inccommand=nosplit
+endif
+" Put new window below/right of current
+set splitbelow splitright
+" What is ce there for? cw should include whitespace like dw.
+if (has('nvim'))
+	set cpoptions-=_
+else
+	nmap cw dwi
+	nmap cW dWi
+endif
+" Show ruler at 80 columns
+set colorcolumn=80
+" Show menu for possible matches when using command-line completing.
+if (has('wildmenu'))
+	set wildmenu
+endif
+" Command-line completion tab behavior:
+" First:  Complete longest common string and show wildmenu
+" Second: Complete each full match (Cycle through the menu)
+set wildmode=longest:full,full
+" Show typed (partial) command on screen.
+if (has('cmdline_info'))
+	set showcmd
+endif
+" Show whitespace characters
+set list
+set listchars=tab:>·
+" Keep current line away from top/bottom borders of the buffer when scrolling
+set scrolloff=15
+" Enable mouse in normal and visual mode
+set mouse=nv