From e3de36457ecfc59af00e4f1f517c8835dc9055de Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Tue, 21 May 2019 00:30:20 +1200
Subject: Add mappings and function for Markdown headings

---
 vim/after/ftplugin/markdown.vim | 6 ++++++
 vim/autoload/markdown.vim       | 6 ++++++
 2 files changed, 12 insertions(+)
 create mode 100644 vim/autoload/markdown.vim

(limited to 'vim')

diff --git a/vim/after/ftplugin/markdown.vim b/vim/after/ftplugin/markdown.vim
index 7189a09a..6634924e 100644
--- a/vim/after/ftplugin/markdown.vim
+++ b/vim/after/ftplugin/markdown.vim
@@ -31,3 +31,9 @@ xnoremap <buffer> <expr> <LocalLeader>Q
       \ quote#QuoteReformat()
 let b:undo_ftplugin .= '|nunmap <buffer> <LocalLeader>Q'
       \ . '|xunmap <buffer> <LocalLeader>Q'
+
+" Autoformat headings
+nnoremap <buffer> <LocalLeader>-
+      \ :<C-U>call markdown#Heading('-')<CR>
+nnoremap <buffer> <LocalLeader>=
+      \ :<C-U>call markdown#Heading('=')<CR>
diff --git a/vim/autoload/markdown.vim b/vim/autoload/markdown.vim
new file mode 100644
index 00000000..34c7bda7
--- /dev/null
+++ b/vim/autoload/markdown.vim
@@ -0,0 +1,6 @@
+" Add an underline under a heading
+function! markdown#Heading(char) abort
+  let heading = getline('.')
+  let underline = repeat(a:char, strlen(heading))
+  call append(line('.'), underline)
+endfunction
-- 
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