1 files changed, 44 insertions, 0 deletions
diff --git a/autoload/clear_local_maps.vim b/autoload/clear_local_maps.vim
new file mode 100644
index 0000000..1668dfb
--- /dev/null
+++ b/autoload/clear_local_maps.vim
@@ -0,0 +1,44 @@
+" Get all buffer-local mappings into a string variable
+function! clear_local_maps#GetBufferLocalMaps() abort
+  redir => l:out
+  map <buffer>
+  redir END
+  let g:clear_local_maps#buffer_local_maps = l:out
+endfunction
+
+" Clear all buffer-local mappings beginning with <LocalLeader>
+function! clear_local_maps#ClearBufferLocalLeaderMaps() abort
+
+  " Do nothing if there isn't a defined local leader
+  if !exists('g:maplocalleader')
+    return
+  endif
+
+  " Get all the buffer-local mappings into a list
+  silent call clear_local_maps#GetBufferLocalMaps()
+  let l:mappings = split(g:clear_local_maps#buffer_local_maps, '\n')
+
+  " Iterate through the mappings
+  for l:mapping in l:mappings
+
+    " Match the list mapping and mode; skip if no match
+    let l:matchlist = matchlist(l:mapping, '\m\C^\(.\)\s\+\(\S\+\)')
+    if !len(l:matchlist)
+      continue
+    endif
+    let l:mode = l:matchlist[1]
+    let l:sequence = l:matchlist[2]
+
+    " If the mapping starts with our local leader, clear it
+    if stridx(l:sequence, g:maplocalleader) == 0
+      execute l:mode.'unmap <buffer> '.l:sequence
+    endif
+
+  endfor
+
+endfunction
+
+" Wrapper around ClearLocalMaps with a shorter name
+function! clear_local_maps#Clear() abort
+  call clear_local_maps#ClearBufferLocalLeaderMaps()
+endfunction