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authorTom Ryder <tom@sanctum.geek.nz>2018-08-08 13:46:29 +1200
committerTom Ryder <tom@sanctum.geek.nz>2018-08-08 13:46:29 +1200
commit9ca1c72bbd022e366c59e2800e33780a6a7fff1a (patch)
treed2d5cb2fdfbb92548f85ac7c05c0972607f60737
parent7cb43d08fb4f6c749b384bf7218b39557e824c47 (diff)
downloaddotfiles-9ca1c72bbd022e366c59e2800e33780a6a7fff1a.tar.gz
dotfiles-9ca1c72bbd022e366c59e2800e33780a6a7fff1a.zip
Add and revise some comments
-rw-r--r--vim/after/ftplugin/mail.vim24
1 files changed, 23 insertions, 1 deletions
diff --git a/vim/after/ftplugin/mail.vim b/vim/after/ftplugin/mail.vim
index b10a79ab..0082ea78 100644
--- a/vim/after/ftplugin/mail.vim
+++ b/vim/after/ftplugin/mail.vim
@@ -62,27 +62,49 @@ nnoremap <buffer>
\ <C-U>:call <SID>FlagUnimportant()<CR>
let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>l'
-" Maps to move to the next blank line content-wise (i.e. quoted still counts)
+" Move through quoted paragraphs like normal-mode `{` and `}`
function! s:NewBlank(start, count, up) abort
+
+ " Flag for whether we've started a block
let l:block = 0
+
+ " Flag for the number of blocks passed
let l:blocks = 0
+
+ " Iterate through buffer lines
let l:num = a:start
while l:num > 0 && l:num <= line('$')
+
+ " If the line is blank
if getline(l:num) =~# '^[ >]*$'
+
+ " If we'd moved through a non-blank block already, reset that flag and
+ " bump up the block count
if l:block
let l:block = 0
let l:blocks += 1
endif
+
+ " If we've hit the number of blocks, end the loop
if l:blocks == a:count
break
endif
+
+ " If the line is not blank, flag that we're going through a block
else
let l:block = 1
endif
+
+ " Move the line number or up or down depending on direction
let l:num += a:up ? -1 : 1
endwhile
+
+ " Move to line (needs jumps and marks setting)
execute l:num
+
endfunction
+
+" Maps using NewBlank() function above for quoted paragraph movement
nnoremap <buffer> <silent> <LocalLeader>[
\ :<C-U>call <SID>NewBlank(line('.'), v:count1, 1)<CR>
nnoremap <buffer> <silent> <LocalLeader>]