add a catcher for edit command

vimrcs/google.vim

@@ -5,6 +5,9 @@ source /usr/share/vim/google/google.vim
 Glug piper plugin[mappings]
 
 " g4 plugin
+" :G4Edit :G4Revert :G4Add
+" :G4Pending
+" :help g4
 Glug g4
 
 Glug youcompleteme-google
@@ -14,6 +17,19 @@ let g:ycm_always_populate_location_list = 1
 " Use :BlazeDepsUpdate to update the BUILD file dependency
 Glug blazedeps
 
+" code format for build file
+Glug codefmt
+Glug codefmt-google
+autocmd FileType bzl AutoFormatBuffer buildifier
+
+Glug relatedfiles plugin[mappings]=',2'
+
+" Codesearch 
+" <leader>cs code_search_query
+" <leader>cf open current file bn cs
+Glug corpweb plugin[mappings]
+
+
 au User lsp_setup call lsp#register_server({
     \ 'name': 'CiderLSP',
     \ 'cmd': {server_info->[
@@ -47,3 +63,39 @@ nnoremap <localleader>hq :Headerquery<CR>
 " Show diff of the current file in a new pane.
 nnoremap <localleader>d :SignifyDiff!<CR>
 
+" If the file path start with //, treat it as from the client root.
+function GetGoogle3Path(filepath, clientpath) 
+  let l:dst_matches = matchlist(a:filepath, '\v//(.*)$')
+  if len(l:dst_matches) > 0
+    return clientpath.'/'.l:dst_matches[1]
+  else
+    " If not starting with //, return the original path 
+    return a:filepath
+  endif 
+endfunction
+
+" An edit function that can recognize google3 path.
+function GoogleE(filepath) 
+  let l:cwd = getcwd(1)
+  echom l:cwd
+  let l:cur_matches = matchlist(l:cwd, '\v(.*google3).*$') 
+  if len(l:cur_matches) > 0
+    let l:dst_filepath = GetGoogle3Path(a:filepath, l:cur_matches[1])
+    execute 'e '. l:dst_filepath
+  else
+    execute 'e '. a:filepath
+  endif
+endfunction
+
+command -nargs=+ -complete=file GoogleE call GoogleE(<f-args>)
+
+" Function to defind a built-in (lowercase) command.
+function! CommandCabbr(abbreviation, expansion)
+  " The replacement only happen when the command is leading by a ';'
+  execute 'cabbr ' . a:abbreviation . ' <c-r>=getcmdpos() == 1 && getcmdtype() == ":" ? "' . a:expansion . '" : "' . a:abbreviation . '"<CR>'
+endfunction
+command! -nargs=+ CommandCabbr call CommandCabbr(<f-args>)
+" Use it on itself to define a simpler abbreviation for itself.
+execute 'CommandCabbr ccab CommandCabbr'
+execute 'CommandCabbr e GoogleE'
+