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" Don't wrap by default, but use \w to toggle it on or off quickly
set nowrap
nnoremap <leader>w :setlocal wrap!<CR>
" When wrapping text, if a line is so long that not all of it can be shown on
" the screen, show as much as possible anyway; by default Vim fills the left
" column with @ symbols instead, which I don't find very helpful
set display=lastline
" When wrapping, j and k should move by screen row, and not to the same
" column number in the previous logical line, which feels very clumsy and is
" seldom particularly helpful; you can use n| to jump to the nth column in a
" line anyway if you need to
nnoremap j gj
nnoremap k gk
" Break lines at word boundaries if possible and not simply at the last
" character that will fit on the screen, preceding the next line with three
" periods to make it obvious that it's a continuation of the previous line
if has('linebreak')
set linebreak
set showbreak=...
if v:version > 704 || v:version ==# 704 && has('patch338')
set breakindent
endif
" Bind \b to turn off linebreak and toggle the showbreak characters on and
" off for convenience of copypasting multiple lines from terminal emulators.
if has('eval')
function! s:ToggleBreak()
if &l:linebreak
setlocal nolinebreak
setlocal showbreak=
if v:version > 704 || v:version ==# 704 && has('patch338')
setlocal nobreakindent
endif
else
setlocal linebreak
setlocal showbreak=...
if v:version > 704 || v:version ==# 704 && has('patch338')
setlocal breakindent
endif
endif
endfunction
nnoremap <silent> <leader>b :<C-U>call <SID>ToggleBreak()<CR>
endif
endif
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