diff options
Diffstat (limited to 'vim/config/format.vim')
-rw-r--r-- | vim/config/format.vim | 79 |
1 files changed, 57 insertions, 22 deletions
diff --git a/vim/config/format.vim b/vim/config/format.vim index 688b60c9..54d46dc2 100644 --- a/vim/config/format.vim +++ b/vim/config/format.vim @@ -1,30 +1,65 @@ -" If we can, add j to the format options to get rid of comment leaders when -" joining lines -if v:version > 703 - \ || v:version ==# 703 && has('patch541') - set formatoptions+=j -endif +" All of this variable logic requires 'eval', and I can't just short-circuit +" it due to a quirk in the way vim-tiny evaluates these expressions +if has('eval') -" -" Use toggle_option_flag.vim plugin to bind quick toggle actions for some -" 'formatoptions' flags: -" -" a - Automatically format paragraphs, reapplying the wrap on every text -" insertion or deletion; sometimes I want this and sometimes I -" don't, it particularly varies when typing prose in Markdown that -" includes headings and code -" c - Automatically wrap comments at 'textwidth' (which I allow the filetypes -" to set for me) -" t - Automatically wrap text at 'textwidth' (as above) -" -if has('eval') && has('user_commands') - nnoremap <silent> - \ <Leader>a - \ :<C-U>ToggleOptionFlagLocal formatoptions a<CR> + " Figure out if we have the 'j' flag for 'formatoptions', to automatically + " delete comment leaders when joining lines; keep it in a script variable + let s:formatoptions_has_j = v:version > 703 + \ || v:version ==# 703 && has('patch541') + + " If we do have 'j', default to setting it + if s:formatoptions_has_j + set formatoptions+=j + endif + + " + " Use toggle_option_flag.vim plugin to bind quick toggle actions for some + " 'formatoptions' flags; both of the above, plus: + " + " c - Automatically wrap comments at 'textwidth' (which I allow the filetypes + " to set for me) + " t - Automatically wrap text at 'textwidth' (as above) + " + " We need user-defined commands to do this. + " + if !has('user_commands') + finish + endif + + " 'c' and 't' have both been around since at least 6.1 nnoremap <silent> \ <Leader>c \ :<C-U>ToggleOptionFlagLocal formatoptions c<CR> nnoremap <silent> \ <Leader>t \ :<C-U>ToggleOptionFlagLocal formatoptions t<CR> + + " Figure out if we have the 'a' flag for 'formatoptions', to reapply + " 'textwidth' wrapping to the current paragraph on every insertion or + " deletion; keep in a script variable + let s:formatoptions_has_a = v:version > 610 + \ || v:version ==# 610 && has('patch142') + + " 'a' needs testing + if s:formatoptions_has_a + nnoremap <silent> + \ <Leader>a + \ :<C-U>ToggleOptionFlagLocal formatoptions a<CR> + else + nnoremap <silent> + \ <Leader>a + \ :<C-U>echoerr 'No formatoptions a-flag'<CR> + endif + + " 'j' needs testing + if s:formatoptions_has_j + nnoremap <silent> + \ <Leader>j + \ :<C-U>ToggleOptionFlagLocal formatoptions j<CR> + else + nnoremap <silent> + \ <Leader>j + \ :<C-U>echoerr 'No formatoptions j-flag'<CR> + endif + endif |