1 files changed, 64 insertions, 0 deletions
diff --git a/start/cmp/autoload/cmp.vim b/start/cmp/autoload/cmp.vim
new file mode 100644
index 0000000..43b8cc2
--- /dev/null
+++ b/start/cmp/autoload/cmp.vim
@@ -0,0 +1,64 @@
+let s:bridge_id = 0
+let s:sources = {}
+
+"
+" cmp#register_source
+"
+function! cmp#register_source(name, source) abort
+  let l:methods = []
+  for l:method in ['is_available', 'get_debug_name', 'get_trigger_characters', 'get_keyword_pattern', 'complete', 'execute', 'resolve']
+    if has_key(a:source, l:method) && type(a:source[l:method]) == v:t_func
+      call add(l:methods, l:method)
+    endif
+  endfor
+
+  let s:bridge_id += 1
+  let a:source.bridge_id = s:bridge_id
+  let a:source.id = luaeval('require("cmp").register_source(_A[1], require("cmp.vim_source").new(_A[2], _A[3]))', [a:name, s:bridge_id, l:methods])
+  let s:sources[s:bridge_id] = a:source
+  return a:source.id
+endfunction
+
+"
+" cmp#unregister_source
+"
+function! cmp#unregister_source(id) abort
+  if has_key(s:sources, a:id)
+    unlet s:sources[a:id]
+  endif
+  call luaeval('require("cmp").unregister_source(_A)', a:id)
+endfunction
+
+"
+" cmp#_method
+"
+function! cmp#_method(bridge_id, method, args) abort
+  try
+    let l:source = s:sources[a:bridge_id]
+    if a:method ==# 'is_available'
+      return l:source[a:method]()
+    elseif a:method ==# 'get_debug_name'
+      return l:source[a:method]()
+    elseif a:method ==# 'get_keyword_pattern'
+      return l:source[a:method](a:args[0])
+    elseif a:method ==# 'get_trigger_characters'
+      return l:source[a:method](a:args[0])
+    elseif a:method ==# 'complete'
+      return l:source[a:method](a:args[0], s:callback(a:args[1]))
+    elseif a:method ==# 'resolve'
+      return l:source[a:method](a:args[0], s:callback(a:args[1]))
+    elseif a:method ==# 'execute'
+      return l:source[a:method](a:args[0], s:callback(a:args[1]))
+    endif
+  catch /.*/
+    echomsg string({ 'exception': v:exception, 'throwpoint': v:throwpoint })
+  endtry
+  return v:null
+endfunction
+
+"
+" s:callback
+"
+function! s:callback(id) abort
+  return { ... -> luaeval('require("cmp.vim_source").on_callback(_A[1], _A[2])', [a:id, a:000]) }
+endfunction