feat: add type alias code generation

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
           go-version: "1.23"
 
       - name: Install webrpc-gen (development)
-        run: git clone --single-branch https://github.com/webrpc/webrpc.git --branch master && cd webrpc && make install
+        run: git clone --single-branch https://github.com/webrpc/webrpc.git --branch feat/type-alias && cd webrpc && make install
 
       - name: Regenerate examples
         run: cd _examples && make generate

_examples/Makefile

@@ -5,6 +5,11 @@ all: generate diff
 generate:
 	cd node-ts && make generate
 	cd sse && make generate
+	# Strip webrpc-gen version from generated files to avoid git conflicts.
+	@VERSION=$$(webrpc-gen --version | awk '{print $$2}'); \
+	if [ -n "$$VERSION" ] && [ "$$VERSION" != "unknown" ]; then \
+		git grep -l "$$VERSION" -- '*.ts' | xargs sed -i "s/@$$VERSION//g"; \
+	fi
 
 diff:
 	git diff --color --ignore-all-space --ignore-blank-lines --exit-code .

_examples/node-ts/server-fastify/server.gen.ts

@@ -1,7 +1,7 @@
 /* eslint-disable */
-// node-ts v1.0.0 83e44adec2381759b0925cfad2f5e25da97ad163
+// node-ts v1.0.0 305dd11845b5c89bc81db898e446009c1d713c4c
 // --
-// Code generated by Webrpc-gen@v0.36.0 with ../../../gen-typescript generator. DO NOT EDIT.
+// Code generated by Webrpc-gen with ../../../gen-typescript generator. DO NOT EDIT.
 //
 // webrpc-gen -schema=service.ridl -target=../../../gen-typescript -server -out=./server-fastify/server.gen.ts
 
@@ -12,7 +12,7 @@ export const WebrpcVersion = "v1"
 export const WebrpcSchemaVersion = "v1.0.0"
 
 // Schema hash generated from your RIDL schema
-export const WebrpcSchemaHash = "83e44adec2381759b0925cfad2f5e25da97ad163"
+export const WebrpcSchemaHash = "305dd11845b5c89bc81db898e446009c1d713c4c"
 
 
 //
@@ -29,6 +29,10 @@ export interface ExampleServer<Context = unknown> {
 // Schema types
 //
 
+export type Username = string
+
+export type Age = number
+
 export enum Kind {
   USER = 'USER',
   ADMIN = 'ADMIN'
@@ -160,6 +164,14 @@ const JS_TYPES = [
     "undefined"
 ]
 
+const validateUsername = (value: any) => {
+  return true
+}
+
+const validateAge = (value: any) => {
+  return true
+}
+
 const validateKind = (value: any) => {
   if (!("USER" in value) || !validateType(value["USER"], "number")) {
     return false
@@ -217,6 +229,8 @@ const validateGetArticleResponse = (value: any) => {
 }
 
 const TYPE_VALIDATORS: { [type: string]: (value: any) => boolean } = {
+  Username: validateUsername,
+  Age: validateAge,
   Kind: validateKind,
   User: validateUser,
   Page: validatePage,
@@ -555,7 +569,7 @@ export const webrpcErrorByCode: { [code: number]: any } = {
 
 export const WebrpcHeader = "Webrpc"
 
-export const WebrpcHeaderValue = "webrpc@v0.36.0;gen-typescript@unknown;node-ts@v1.0.0"
+export const WebrpcHeaderValue = "webrpc;gen-typescript@unknown;node-ts@v1.0.0"
 
 type WebrpcGenVersions = {
   WebrpcGenVersion: string;

_examples/node-ts/server-hono/server.gen.ts

@@ -1,7 +1,7 @@
 /* eslint-disable */
-// node-ts v1.0.0 83e44adec2381759b0925cfad2f5e25da97ad163
+// node-ts v1.0.0 305dd11845b5c89bc81db898e446009c1d713c4c
 // --
-// Code generated by Webrpc-gen@v0.36.0 with ../../../gen-typescript generator. DO NOT EDIT.
+// Code generated by Webrpc-gen with ../../../gen-typescript generator. DO NOT EDIT.
 //
 // webrpc-gen -schema=service.ridl -target=../../../gen-typescript -server -out=./server-hono/server.gen.ts
 
@@ -12,7 +12,7 @@ export const WebrpcVersion = "v1"
 export const WebrpcSchemaVersion = "v1.0.0"
 
 // Schema hash generated from your RIDL schema
-export const WebrpcSchemaHash = "83e44adec2381759b0925cfad2f5e25da97ad163"
+export const WebrpcSchemaHash = "305dd11845b5c89bc81db898e446009c1d713c4c"
 
 
 //
@@ -29,6 +29,10 @@ export interface ExampleServer<Context = unknown> {
 // Schema types
 //
 
+export type Username = string
+
+export type Age = number
+
 export enum Kind {
   USER = 'USER',
   ADMIN = 'ADMIN'
@@ -160,6 +164,14 @@ const JS_TYPES = [
     "undefined"
 ]
 
+const validateUsername = (value: any) => {
+  return true
+}
+
+const validateAge = (value: any) => {
+  return true
+}
+
 const validateKind = (value: any) => {
   if (!("USER" in value) || !validateType(value["USER"], "number")) {
     return false
@@ -217,6 +229,8 @@ const validateGetArticleResponse = (value: any) => {
 }
 
 const TYPE_VALIDATORS: { [type: string]: (value: any) => boolean } = {
+  Username: validateUsername,
+  Age: validateAge,
   Kind: validateKind,
   User: validateUser,
   Page: validatePage,
@@ -555,7 +569,7 @@ export const webrpcErrorByCode: { [code: number]: any } = {
 
 export const WebrpcHeader = "Webrpc"
 
-export const WebrpcHeaderValue = "webrpc@v0.36.0;gen-typescript@unknown;node-ts@v1.0.0"
+export const WebrpcHeaderValue = "webrpc;gen-typescript@unknown;node-ts@v1.0.0"
 
 type WebrpcGenVersions = {
   WebrpcGenVersion: string;

_examples/node-ts/server/server.gen.ts

@@ -1,7 +1,7 @@
 /* eslint-disable */
-// node-ts v1.0.0 83e44adec2381759b0925cfad2f5e25da97ad163
+// node-ts v1.0.0 305dd11845b5c89bc81db898e446009c1d713c4c
 // --
-// Code generated by Webrpc-gen@v0.36.0 with ../../../gen-typescript generator. DO NOT EDIT.
+// Code generated by Webrpc-gen with ../../../gen-typescript generator. DO NOT EDIT.
 //
 // webrpc-gen -schema=service.ridl -target=../../../gen-typescript -server -out=./server/server.gen.ts
 
@@ -12,7 +12,7 @@ export const WebrpcVersion = "v1"
 export const WebrpcSchemaVersion = "v1.0.0"
 
 // Schema hash generated from your RIDL schema
-export const WebrpcSchemaHash = "83e44adec2381759b0925cfad2f5e25da97ad163"
+export const WebrpcSchemaHash = "305dd11845b5c89bc81db898e446009c1d713c4c"
 
 
 //
@@ -29,6 +29,10 @@ export interface ExampleServer<Context = unknown> {
 // Schema types
 //
 
+export type Username = string
+
+export type Age = number
+
 export enum Kind {
   USER = 'USER',
   ADMIN = 'ADMIN'
@@ -160,6 +164,14 @@ const JS_TYPES = [
     "undefined"
 ]
 
+const validateUsername = (value: any) => {
+  return true
+}
+
+const validateAge = (value: any) => {
+  return true
+}
+
 const validateKind = (value: any) => {
   if (!("USER" in value) || !validateType(value["USER"], "number")) {
     return false
@@ -217,6 +229,8 @@ const validateGetArticleResponse = (value: any) => {
 }
 
 const TYPE_VALIDATORS: { [type: string]: (value: any) => boolean } = {
+  Username: validateUsername,
+  Age: validateAge,
   Kind: validateKind,
   User: validateUser,
   Page: validatePage,
@@ -555,7 +569,7 @@ export const webrpcErrorByCode: { [code: number]: any } = {
 
 export const WebrpcHeader = "Webrpc"
 
-export const WebrpcHeaderValue = "webrpc@v0.36.0;gen-typescript@unknown;node-ts@v1.0.0"
+export const WebrpcHeaderValue = "webrpc;gen-typescript@unknown;node-ts@v1.0.0"
 
 type WebrpcGenVersions = {
   WebrpcGenVersion: string;

_examples/node-ts/service.ridl

@@ -14,6 +14,10 @@ service Example
   # Get article by id.
   - GetArticle(GetArticleRequest) => (GetArticleResponse)
 
+type Username: string
+
+type Age: uint32
+
 enum Kind: uint32
   - USER
   - ADMIN

_examples/node-ts/webapp/client.gen.ts

@@ -1,7 +1,7 @@
 /* eslint-disable */
-// node-ts v1.0.0 83e44adec2381759b0925cfad2f5e25da97ad163
+// node-ts v1.0.0 305dd11845b5c89bc81db898e446009c1d713c4c
 // --
-// Code generated by Webrpc-gen@v0.36.0 with ../../../gen-typescript generator. DO NOT EDIT.
+// Code generated by Webrpc-gen with ../../../gen-typescript generator. DO NOT EDIT.
 //
 // webrpc-gen -schema=service.ridl -target=../../../gen-typescript -client -out=./webapp/client.gen.ts
 
@@ -12,7 +12,7 @@ export const WebrpcVersion = "v1"
 export const WebrpcSchemaVersion = "v1.0.0"
 
 // Schema hash generated from your RIDL schema
-export const WebrpcSchemaHash = "83e44adec2381759b0925cfad2f5e25da97ad163"
+export const WebrpcSchemaHash = "305dd11845b5c89bc81db898e446009c1d713c4c"
 
 //
 // Client interface
@@ -40,6 +40,10 @@ export interface ExampleClient {
 // Schema types
 //
 
+export type Username = string
+
+export type Age = number
+
 export enum Kind {
   USER = 'USER',
   ADMIN = 'ADMIN'
@@ -496,7 +500,7 @@ export const webrpcErrorByCode: { [code: number]: any } = {
 
 export const WebrpcHeader = "Webrpc"
 
-export const WebrpcHeaderValue = "webrpc@v0.36.0;gen-typescript@unknown;node-ts@v1.0.0"
+export const WebrpcHeaderValue = "webrpc;gen-typescript@unknown;node-ts@v1.0.0"
 
 type WebrpcGenVersions = {
   WebrpcGenVersion: string;

_examples/sse/webapp/client.gen.ts

@@ -1,7 +1,7 @@
 /* eslint-disable */
 // webrpc-sse-chat v1.0.0 8b6b6e0df6c23832e31534594d32955c3383689b
 // --
-// Code generated by Webrpc-gen@v0.36.0 with ../../ generator. DO NOT EDIT.
+// Code generated by Webrpc-gen with ../../ generator. DO NOT EDIT.
 //
 // webrpc-gen -schema=service.ridl -target=../../ -client -out=./webapp/client.gen.ts
 
@@ -565,7 +565,7 @@ export const webrpcErrorByCode: { [code: number]: any } = {
 
 export const WebrpcHeader = "Webrpc"
 
-export const WebrpcHeaderValue = "webrpc@v0.36.0;@unknown;webrpc-sse-chat@v1.0.0"
+export const WebrpcHeaderValue = "webrpc;@unknown;webrpc-sse-chat@v1.0.0"
 
 type WebrpcGenVersions = {
   WebrpcGenVersion: string;

types.go.tmpl

@@ -24,6 +24,10 @@ export enum {{$type.Name}} {
 }
 {{end -}}
 
+{{- if isAliasType $type }}
+export type {{$type.Name}} = {{template "type" dict "Type" $type.Type "TypeMap" $typeMap}}
+{{end -}}
+
 {{- if isStructType $type }}
 export interface {{$type.Name}} {
   {{- range $_, $field := $type.Fields}}