Define new webrpc errors (#244)

* Define new webrpc errors

* Regenerate examples

_examples/hello-webrpc-ts/webapp/src/client.gen.ts

@@ -297,6 +297,45 @@ export class WebrpcInternalErrorError extends WebrpcError {
   }
 }
 
+export class WebrpcClientDisconnectedError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcClientDisconnected',
+    code: number = -8,
+    message: string = 'client disconnected',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcClientDisconnectedError.prototype)
+  }
+}
+
+export class WebrpcStreamLostError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcStreamLost',
+    code: number = -9,
+    message: string = 'stream lost',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcStreamLostError.prototype)
+  }
+}
+
+export class WebrpcStreamFinishedError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcStreamFinished',
+    code: number = -10,
+    message: string = 'stream finished',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcStreamFinishedError.prototype)
+  }
+}
+
 
 // Schema errors
 
@@ -310,6 +349,9 @@ export enum errors {
   WebrpcBadResponse = 'WebrpcBadResponse',
   WebrpcServerPanic = 'WebrpcServerPanic',
   WebrpcInternalError = 'WebrpcInternalError',
+  WebrpcClientDisconnected = 'WebrpcClientDisconnected',
+  WebrpcStreamLost = 'WebrpcStreamLost',
+  WebrpcStreamFinished = 'WebrpcStreamFinished',
 }
 
 const webrpcErrorByCode: { [code: number]: any } = {
@@ -321,6 +363,9 @@ const webrpcErrorByCode: { [code: number]: any } = {
   [-5]: WebrpcBadResponseError,
   [-6]: WebrpcServerPanicError,
   [-7]: WebrpcInternalErrorError,
+  [-8]: WebrpcClientDisconnectedError,
+  [-9]: WebrpcStreamLostError,
+  [-10]: WebrpcStreamFinishedError,
 }
 
 export type Fetch = (input: RequestInfo, init?: RequestInit) => Promise<Response>

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

@@ -272,6 +272,45 @@ export class WebrpcInternalErrorError extends WebrpcError {
   }
 }
 
+export class WebrpcClientDisconnectedError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcClientDisconnected',
+    code: number = -8,
+    message: string = 'client disconnected',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcClientDisconnectedError.prototype)
+  }
+}
+
+export class WebrpcStreamLostError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcStreamLost',
+    code: number = -9,
+    message: string = 'stream lost',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcStreamLostError.prototype)
+  }
+}
+
+export class WebrpcStreamFinishedError extends WebrpcError {
+  constructor(
+    name: string = 'WebrpcStreamFinished',
+    code: number = -10,
+    message: string = 'stream finished',
+    status: number = 0,
+    cause?: string
+  ) {
+    super(name, code, message, status, cause)
+    Object.setPrototypeOf(this, WebrpcStreamFinishedError.prototype)
+  }
+}
+
 
 // Schema errors
 
@@ -285,6 +324,9 @@ export enum errors {
   WebrpcBadResponse = 'WebrpcBadResponse',
   WebrpcServerPanic = 'WebrpcServerPanic',
   WebrpcInternalError = 'WebrpcInternalError',
+  WebrpcClientDisconnected = 'WebrpcClientDisconnected',
+  WebrpcStreamLost = 'WebrpcStreamLost',
+  WebrpcStreamFinished = 'WebrpcStreamFinished',
 }
 
 const webrpcErrorByCode: { [code: number]: any } = {
@@ -296,6 +338,9 @@ const webrpcErrorByCode: { [code: number]: any } = {
   [-5]: WebrpcBadResponseError,
   [-6]: WebrpcServerPanicError,
   [-7]: WebrpcInternalErrorError,
+  [-8]: WebrpcClientDisconnectedError,
+  [-9]: WebrpcStreamLostError,
+  [-10]: WebrpcStreamFinishedError,
 }
 
 export type Fetch = (input: RequestInfo, init?: RequestInit) => Promise<Response>

gen/errors.go

@@ -11,6 +11,9 @@ var WebrpcErrors = []*schema.Error{
 	{Code: -5, Name: "WebrpcBadResponse", Message: "bad response", HTTPStatus: 500},
 	{Code: -6, Name: "WebrpcServerPanic", Message: "server panic", HTTPStatus: 500},
 	{Code: -7, Name: "WebrpcInternalError", Message: "internal error", HTTPStatus: 500},
+	{Code: -8, Name: "WebrpcClientDisconnected", Message: "client disconnected", HTTPStatus: 400},
+	{Code: -9, Name: "WebrpcStreamLost", Message: "stream lost", HTTPStatus: 400},
+	{Code: -10, Name: "WebrpcStreamFinished", Message: "stream finished", HTTPStatus: 200},
 	// Note: Do not change existing values. Append only.
 	// Keep the list short. Code and Name must be unique.
 }

tests/schema/test.debug.gen.txt

@@ -2537,7 +2537,7 @@
 	WebrpcGenVersion: (string) (len=11) "v0.14.0-dev",
 	WebrpcGenCommand: (string) (len=84) "webrpc-gen -schema=./schema/test.ridl -target=debug -out=./schema/test.debug.gen.txt",
 	WebrpcTarget: (string) (len=5) "debug",
-	WebrpcErrors: ([]*schema.Error) (len=8 cap=8) {
+	WebrpcErrors: ([]*schema.Error) (len=11 cap=11) {
 		(*schema.Error)({
 			Code: (int) 0,
 			Name: (string) (len=14) "WebrpcEndpoint",
@@ -2585,6 +2585,24 @@
 			Name: (string) (len=19) "WebrpcInternalError",
 			Message: (string) (len=14) "internal error",
 			HTTPStatus: (int) 500
+		}),
+		(*schema.Error)({
+			Code: (int) -8,
+			Name: (string) (len=24) "WebrpcClientDisconnected",
+			Message: (string) (len=19) "client disconnected",
+			HTTPStatus: (int) 400
+		}),
+		(*schema.Error)({
+			Code: (int) -9,
+			Name: (string) (len=16) "WebrpcStreamLost",
+			Message: (string) (len=11) "stream lost",
+			HTTPStatus: (int) 400
+		}),
+		(*schema.Error)({
+			Code: (int) -10,
+			Name: (string) (len=20) "WebrpcStreamFinished",
+			Message: (string) (len=15) "stream finished",
+			HTTPStatus: (int) 200
 		})
 	},
 	Opts: (map[string]interface {}) {