X-Git-Url: http://www.git.stargrave.org/?p=dotfiles.git;a=blobdiff_plain;f=vim%2F.vim%2Fftplugin%2Fc%2Falt.vim;fp=vim%2F.vim%2Fftplugin%2Fc%2Falt.vim;h=35ef67b9bd8f29ed3c040b12444b2cff5dfbff1c;hp=609f37df4ea551c0e21c7c86c29996b217087377;hb=e40e7338c2e589d1ca6cf37fdaa5c98035f281dd;hpb=8bb7ea5b4a46ff5ae1fe31233944ada15bc446d0

diff --git a/vim/.vim/ftplugin/c/alt.vim b/vim/.vim/ftplugin/c/alt.vim
index 609f37d..35ef67b 100644
--- a/vim/.vim/ftplugin/c/alt.vim
+++ b/vim/.vim/ftplugin/c/alt.vim
@@ -1 +1,21 @@
-nnoremap <buffer> <C-^> :execute "edit %<." . {"c": "h", "h": "c", "cc": "hh", "hh": "cc"}[expand("%:e")]<CR>
+if exists("*<SID>CAltSwitcher") | finish | endif
+
+let g:AltExts = {
+    \ "c": ["h"],
+    \ "h": ["c", "cc"],
+    \ "cc": ["hh", "h"],
+    \ "hh": ["cc"]
+\}
+
+function! <SID>CAltSwitcher() abort
+    for ext in g:AltExts[expand("%:e")]
+        let name = expand("%<") . "." . ext
+        if filereadable(name)
+            execute "edit " . name
+            return
+        endif
+    endfor
+    echomsg "no alt found"
+endfunction
+
+nnoremap <buffer> <C-^> :call <SID>CAltSwitcher()<CR>