feat: index barrel file (#87)

Re-export all types within `index.ts`.

Closes #81

.changes/index-barrel-file.md

@@ -0,0 +1,5 @@
+---
+"qubit": patch
+---
+
+Alter router type generation to re-export all types.

examples/authentication/auth-demo/src/bindings/index.ts

@@ -12,4 +12,6 @@
 
 import type { Query } from "@qubit-rs/client";
 
+export type { Query } from "@qubit-rs/client";
+
 export type QubitServer = { echo_cookie: Query<[], string>, secret_endpoint: Query<[], string> };

examples/chaos/bindings/index.ts

@@ -20,4 +20,14 @@ import type { Metadata } from "./Metadata.ts";
 import type { User } from "./User.ts";
 import type { Test } from "./Test.ts";
 
+export type { Query } from "@qubit-rs/client";
+export type { Mutation } from "@qubit-rs/client";
+export type { Subscription } from "@qubit-rs/client";
+export type { NestedStruct } from "./NestedStruct.ts";
+export type { MyEnum } from "./MyEnum.ts";
+export type { UniqueType } from "./UniqueType.ts";
+export type { Metadata } from "./Metadata.ts";
+export type { User } from "./User.ts";
+export type { Test } from "./Test.ts";
+
 export type QubitServer = { version: Query<[], string>, count: Mutation<[], number>, countdown: Subscription<[min: number, max: number, ], number>, array: Query<[], Array<string>>, enum_test: Query<[], MyEnum>, array_type: Query<[], Array<UniqueType>>, user: { someHandler: Query<[_id: string, ], User>, create: Mutation<[name: string, email: string, age: number, ], User>, list: Query<[], Array<Test>>, asdf: Query<[], null> } };

examples/chat-room-react/src/bindings/index.ts

@@ -15,4 +15,9 @@ import type { Mutation } from "@qubit-rs/client";
 import type { Subscription } from "@qubit-rs/client";
 import type { ChatMessage } from "./ChatMessage.ts";
 
+export type { Query } from "@qubit-rs/client";
+export type { Mutation } from "@qubit-rs/client";
+export type { Subscription } from "@qubit-rs/client";
+export type { ChatMessage } from "./ChatMessage.ts";
+
 export type QubitServer = { get_name: Query<[], string>, send_message: Mutation<[message: string, ], null>, list_online: Subscription<[], Array<string>>, list_messages: Subscription<[], Array<ChatMessage>> };

examples/counter/bindings/index.ts

@@ -14,4 +14,8 @@ import type { Mutation } from "@qubit-rs/client";
 import type { Query } from "@qubit-rs/client";
 import type { Subscription } from "@qubit-rs/client";
 
+export type { Mutation } from "@qubit-rs/client";
+export type { Query } from "@qubit-rs/client";
+export type { Subscription } from "@qubit-rs/client";
+
 export type QubitServer = { increment: Mutation<[], null>, decrement: Mutation<[], null>, add: Mutation<[n: number, ], null>, get: Query<[], number>, countdown: Subscription<[], number> };

examples/hello-world/bindings/index.ts

@@ -12,4 +12,6 @@
 
 import type { Query } from "@qubit-rs/client";
 
+export type { Query } from "@qubit-rs/client";
+
 export type QubitServer = { hello_world: Query<[], string> };

src/server/router.rs

@@ -63,7 +63,7 @@ where
         let header = String::from(include_str!("../header.txt"));
 
         // Export all the dependencies, and create their import statements
-        let (imports, _types) = self
+        let (imports, exports, _types) = self
             .get_handlers()
             .into_iter()
             .flat_map(|handler| {
@@ -79,10 +79,10 @@ where
                     .chain((handler.qubit_types)().into_iter().map(|ty| ty.to_ts()))
             })
             .fold(
-                (String::new(), HashSet::new()),
-                |(mut imports, mut types), ty| {
+                (String::new(), String::new(), HashSet::new()),
+                |(mut imports, mut exports, mut types), ty| {
                     if types.contains(&ty) {
-                        return (imports, types);
+                        return (imports, exports, types);
                     }
 
                     let (package, ty_name) = ty;
@@ -93,9 +93,15 @@ where
                     )
                     .unwrap();
 
+                    writeln!(
+                        &mut exports,
+                        r#"export type {{ {ty_name} }} from "{package}";"#,
+                    )
+                    .unwrap();
+
                     types.insert((package, ty_name));
 
-                    (imports, types)
+                    (imports, exports, types)
                 },
             );
 
@@ -105,7 +111,7 @@ where
         // Write out index file
         fs::write(
             out_dir.join("index.ts"),
-            [header, imports, server_type]
+            [header, imports, exports, server_type]
                 .into_iter()
                 .filter(|part| !part.is_empty())
                 .collect::<Vec<_>>()