Update existing buffers whose sln_or_dir exist but are not in the running_servers list

Author: Minh-Tam TRAN

autoload/OmniSharp/actions/workspace.vim

@@ -30,6 +30,20 @@ function! s:ProjectsRH(job, response) abort
     call OmniSharp#log#Log(a:job, 'Workspace complete: no projects')
     call OmniSharp#project#RegisterLoaded(a:job)
   endif
+
+  let projectFolders = mapnew(projects, {_,p -> fnamemodify(p.path, ':p:h') })
+  for i in filter(range(1, bufnr('$')), {_,x -> bufexists(x) && !empty(getbufvar(x, "OmniSharp_host"))})
+    let host = getbufvar(i, "OmniSharp_host")
+    if index(projectFolders, host.sln_or_dir) < 0 || !host.initialized
+      let filePath = fnamemodify(bufname(i), ':p')
+      for projectFolder in projectFolders
+        if stridx(filePath, projectFolder) == 0
+          let host.sln_or_dir = a:job.sln_or_dir
+          break
+        endif
+      endfor
+    endif
+  endfor
 endfunction
 
 let &cpoptions = s:save_cpo