Go to the current header on Toc

Fix #149

diff --git a/ftplugin/markdown.vim b/ftplugin/markdown.vim
index 1ce35a89be59515d026ee773118d79b67edbc609..408d92e635f6c1cf11b7164ce08816993cae9cc0 100644 (file)
--- a/ftplugin/markdown.vim
+++ b/ftplugin/markdown.vim
@@ -304,6 +304,8 @@ function! s:Toc(...)
 
 
     let l:bufnr = bufnr('%')
 
 
     let l:bufnr = bufnr('%')

+    let l:cursor_line = line('.')
+    let l:cursor_header = 0

     let l:fenced_block = 0
     let l:front_matter = 0
     let l:header_list = []
     let l:fenced_block = 0
     let l:front_matter = 0
     let l:header_list = []


@@ -340,6 +342,14 @@ function! s:Toc(...)
             " append line to location list
             let l:item = {'lnum': i, 'text': l:line, 'valid': 1, 'bufnr': l:bufnr, 'col': 1}
             let l:header_list = l:header_list + [l:item]
             " append line to location list
             let l:item = {'lnum': i, 'text': l:line, 'valid': 1, 'bufnr': l:bufnr, 'col': 1}
             let l:header_list = l:header_list + [l:item]

+            " set header number of the cursor position
+            if l:cursor_header == 0
+                if i == l:cursor_line
+                    let l:cursor_header = len(l:header_list)
+                elseif i > l:cursor_line
+                    let l:cursor_header = len(l:header_list) - 1
+                endif
+            endif

             " keep track of the longest header size (heading level + title)
             let l:total_len = stridx(l:line, ' ') + len(l:line)
             if l:total_len > l:header_max_len
             " keep track of the longest header size (heading level + title)
             let l:total_len = stridx(l:line, ' ') + len(l:line)
             if l:total_len > l:header_max_len


@@ -390,7 +400,7 @@ function! s:Toc(...)
     endfor
     setlocal nomodified
     setlocal nomodifiable
     endfor
     setlocal nomodified
     setlocal nomodifiable

-    normal! gg
+    execute 'normal! ' . l:cursor_header . 'G'

 endfunction
 
 " Convert Setex headers in range `line1 .. line2` to Atx.
 endfunction
 
 " Convert Setex headers in range `line1 .. line2` to Atx.

diff --git a/test/toc.vader b/test/toc.vader
index 349592f1a7d689d973e642dd45027607d7985be9..2510edc76256a711bb7a599c89b97f96d6167ca1 100644 (file)
--- a/test/toc.vader
+++ b/test/toc.vader
@@ -166,3 +166,20 @@ Expect (multiple headers):
 
 Execute:
   :lclose
 
 Execute:
   :lclose

+
+Given markdown;
+# header 1
+
+## header 2
+
+### header 3
+
+Execute (Toc cursor on the current header):
+  normal! 4G
+  :Toc
+  AssertEqual line('.'), 2
+  :lclose
+  normal! G
+  :Toc
+  AssertEqual line('.'), 3
+  :lclose