Add ddu#load()

autoload/ddu.vim

@@ -69,6 +69,10 @@ endfunction
 function ddu#register(type, path) abort
   call ddu#_notify('register', [a:type, a:path])
 endfunction
+function ddu#load(type, names) abort
+  call ddu#_notify('loadExtensions', [a:type, a:names])
+endfunction
+
 
 function ddu#_request(method, args) abort
   if s:init()

autoload/ddu/custom.vim

@@ -20,7 +20,7 @@ function ddu#custom#load_config(path) abort
     return
   endif
 
-  return s:request('loadConfig', [a:path])
+  return s:notify('loadConfig', [a:path])
 endfunction
 
 let s:aliases = #{

denops/ddu/app.ts

@@ -168,6 +168,14 @@ export function main(denops: Denops) {
       });
       return Promise.resolve();
     },
+    async loadExtensions(arg1: unknown, arg2: unknown): Promise<void> {
+      const type = ensure(arg1, is.String) as DduExtType;
+      const names = ensure(arg2, is.ArrayOf(is.String));
+      for (const name of names) {
+        await loader.autoload(denops, type, name);
+      }
+      return Promise.resolve();
+    },
     async start(arg1: unknown): Promise<void> {
       await lock.lock(async () => {
         let userOptions = ensure(arg1, is.Record);

doc/ddu.txt

@@ -288,6 +288,12 @@ ddu#item_action({name}, {action}, {items}, {params})
 
 		NOTE: It is for creating UI interface.
 
+							*ddu#load()*
+ddu#load({type}, {names})
+		Load ddu extensions.
+		{type} is "ui" or "source" or "filter" or "kind" or "column".
+		{names} is array of extension name.
+
 							*ddu#pop()*
 ddu#pop({name}[, {opt}])
 		Restore the previous state.
@@ -437,6 +443,9 @@ ddu#custom#load_config({path})
 		NOTE: {path} must be full path.
 		NOTE: The loading is asynchronous.
 
+						*ddu#custom#load_extensions()*
+ddu#custom#load_extensions({path})
+
 						*ddu#custom#patch_global()*
 ddu#custom#patch_global({option-name}, {value})
 ddu#custom#patch_global({dict})
@@ -1324,18 +1333,9 @@ feature.
 
 https://github.com/vim-denops/denops.vim#shared-server
 
-Or you can use dummy |ddu#start()| for it. >
-
-	call timer_start(10, { _ ->
-	      \   ddu#start(#{
-	      \     ui: 'ff',
-	      \     uiParams: #{
-	      \       ff: #{
-	      \         ignoreEmpty: v:true,
-	      \       },
-	      \     },
-	      \   })
-	      \ })
+Or you can use |ddu#load()| for it.
+>
+	call timer_start(10, { _ -> ddu#load('ui', ['ff']) })
 <
 							*ddu-faq-6*
 Q: |:cnext| / |:cprevious| like commands are available?