Re-export ensureXXXX functions of denops_core

Author: lambdalisue

deps.ts

@@ -6,4 +6,10 @@ export type {
   Context,
   Dispatcher,
 } from "https://deno.land/x/denops_core@v0.13.0/mod.ts";
-export { Denops } from "https://deno.land/x/denops_core@v0.13.0/mod.ts";
+export {
+  Denops,
+  ensureArray,
+  ensureNumber,
+  ensureRecord,
+  ensureString,
+} from "https://deno.land/x/denops_core@v0.13.0/mod.ts";

mod.ts

@@ -1,5 +1,14 @@
 export { Vim } from "./vim/mod.ts";
 export { main } from "./main.ts";
 
+// Re-export
+export {
+  Denops,
+  ensureArray,
+  ensureNumber,
+  ensureRecord,
+  ensureString,
+} from "./deps.ts";
+
 // Deprecated APIs
 export { start } from "./vim/mod.ts";