From caec071d634877f05d53acf4f38a1039a1f162d9 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Fri, 3 Jun 2016 09:37:02 -0400
Subject: Add Escalate mapping

Define the `todo#Escalate()` function which does the opposite of
`todo#Descalate()` and add a mapping to invoke the function.
---
 autoload/todo.vim | 14 ++++++++++++++
 ftplugin/todo.vim |  5 +++++
 2 files changed, 19 insertions(+)

diff --git a/autoload/todo.vim b/autoload/todo.vim
index 926f1e7..758d0d5 100644
--- a/autoload/todo.vim
+++ b/autoload/todo.vim
@@ -1,4 +1,18 @@
 function! todo#Escalate()
+	let todo = getline('.')
+
+	" First non-whitespace character
+	let col = match(todo, '\S')
+
+	let priority = todo[col]
+
+	if priority ==# '_'
+		let todo = substitute(todo, '_', '-', '')
+	elseif priority ==# '-'
+		let todo = substitute(todo, '-', '!', '')
+	endif
+
+	call setline(line('.'), todo)
 endfunction
 
 
diff --git a/ftplugin/todo.vim b/ftplugin/todo.vim
index 85b2b66..f392c94 100644
--- a/ftplugin/todo.vim
+++ b/ftplugin/todo.vim
@@ -10,6 +10,7 @@ nnoremap <silent> <buffer> <Plug>TwodoMarkComplete m`:<c-u>s/\v^(\s*)[-_!xS] /\1
 nnoremap <silent> <buffer> <Plug>TwodoMarkDeleted m`:<c-u>s/\v^(\s*)[-_!vS] /\1x / \| nohlsearch<cr>``
 nnoremap <silent> <buffer> <Plug>TwodoMarkPartiallyCompleted m`:<c-u>s/\v^(\s*)[-_!xv] /\1S / \| nohlsearch<cr>``
 nnoremap <silent> <buffer> <Plug>TwodoRemoveOldTodos :<c-u>g/^\s*[vx] /d \| nohlsearch<cr>
+nnoremap <silent> <buffer> <Plug>TwodoEscalate :<c-u>call todo#Escalate()<cr>
 nnoremap <silent> <buffer> <Plug>TwodoDescalate :<c-u>call todo#Descalate()<cr>
 
 if !hasmapto('<Plug>TwodoNewTodoBelow') || !maparg('<leader>n', 'n')
@@ -36,6 +37,10 @@ if !hasmapto('<Plug>TwodoRemoveOldTodos') || !maparg('<leader>R', 'n')
 	nmap <silent> <buffer> <leader>R <Plug>TwodoRemoveOldTodos
 endif
 
+if !hasmapto('<Plug>TwodoEscalate') || !maparg('<leader>=', 'n')
+	nmap <silent> <buffer> <leader>= <Plug>TwodoEscalate
+endif
+
 if !hasmapto('<Plug>TwodoDescalate') || !maparg('<leader>-', 'n')
 	nmap <silent> <buffer> <leader>- <Plug>TwodoDescalate
 endif
-- 
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