Remove references to @azure/core-util dev dependency

packages/typespec-test/package.json

@@ -3,13 +3,13 @@
   "version": "1.0.0",
   "type": "module",
   "dependencies": {
-    "@azure-tools/typespec-ts": "workspace:^0.30.0",
+    "@azure-tools/typespec-ts": "workspace:^0.30.1",
     "@typespec/openapi": ">=0.57.0 <1.0.0",
     "@azure-tools/typespec-autorest": ">=0.43.0 <1.0.0",
     "@typespec/openapi3": ">=0.57.0 <1.0.0",
     "@azure-tools/typespec-azure-core": ">=0.43.0 <1.0.0",
     "@azure-tools/typespec-client-generator-core": ">=0.43.0 <1.0.0",
-    "@azure-tools/typespec-azure-resource-manager":">=0.43.0 <1.0.0",
+    "@azure-tools/typespec-azure-resource-manager": ">=0.43.0 <1.0.0",
     "@typespec/compiler": ">=0.57.0 <1.0.0",
     "@typespec/http": ">=0.57.0 <1.0.0",
     "@typespec/rest": ">=0.57.0 <1.0.0",

packages/typespec-ts/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.30.1 (2024-06-29)
+
+- [Bugfix] Remove runtime references to @azure/core-util devDependency. Please refer to [#2634](https://github.com/Azure/autorest.typescript/pull/2634/files).
+
 ## 0.30.0 (2024-06-28)
 
 - [Feature] Support non-exhaustive enum. Please refer to [#2584](https://github.com/Azure/autorest.typescript/pull/2584).

packages/typespec-ts/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@azure-tools/typespec-ts",
-  "version": "0.30.0",
+  "version": "0.30.1",
   "description": "An experimental TypeSpec emitter for TypeScript RLC",
   "main": "dist/src/index.js",
   "type": "module",

packages/typespec-ts/src/modular/helpers/namingHelpers.ts

@@ -4,7 +4,6 @@ import {
   ReservedModelNames
 } from "@azure-tools/rlc-common";
 import { SdkClient } from "@azure-tools/typespec-client-generator-core";
-import { isDefined } from "@azure/core-util";
 import * as path from "path";
 import { toCamelCase, toPascalCase } from "../../utils/casingUtils.js";
 import { SdkContext } from "../../utils/interfaces.js";
@@ -14,6 +13,7 @@ import {
   Operation,
   OperationGroup
 } from "../modularCodeModel.js";
+import { isDefined } from "../serialization/util.js";
 
 export function getClientName(client: Client) {
   return client.name.replace(/Client$/, "");

packages/typespec-ts/src/modular/serialization/index.ts

@@ -9,7 +9,6 @@ import {
   SdkUnionType,
   UsageFlags as TCGCUsageFlags
 } from "@azure-tools/typespec-client-generator-core";
-import { isDefined } from "@azure/core-util";
 import { UsageFlags } from "@typespec/compiler";
 import * as path from "path";
 import { FunctionDeclarationStructure, OptionalKind } from "ts-morph";
@@ -26,7 +25,12 @@ import {
   serializeType,
   serializeUnionInline
 } from "./serializers.js";
-import { getUsage, SerializeFunctionType, SerializerMap } from "./util.js";
+import {
+  getUsage,
+  isDefined,
+  SerializeFunctionType,
+  SerializerMap
+} from "./util.js";
 
 export function buildSerializers(
   dpgContext: SdkContext,

packages/typespec-ts/src/modular/serialization/operationHelpers.ts

@@ -33,12 +33,11 @@ import {
   Type
 } from "../modularCodeModel.js";
 
-import { isDefined } from "@azure/core-util";
 import { UsageFlags } from "@typespec/compiler";
 import _ from "lodash";
 import { Parameter } from "../modularCodeModel.js";
 import { serializeType } from "../serialization/serializers.js";
-import { SerializerMap } from "../serialization/util.js";
+import { SerializerMap, isDefined } from "../serialization/util.js";
 
 export function getRLCResponseType(rlcResponse?: OperationResponse) {
   if (!rlcResponse?.responses) {

packages/typespec-ts/src/modular/serialization/serializers.ts

@@ -8,14 +8,14 @@ import {
   SdkType,
   SdkUnionType
 } from "@azure-tools/typespec-client-generator-core";
-import { isDefined } from "@azure/core-util";
 import { getDiscriminator, UsageFlags } from "@typespec/compiler";
 import _ from "lodash";
 import * as Reify from "../../reify/index.js";
 import {
   getEncodingFormat,
   getParameterTypePropertyName,
   getReturnTypePropertyName,
+  isDefined,
   SerializerMap,
   SerializerOutput
 } from "./util.js";

packages/typespec-ts/src/modular/serialization/util.ts

@@ -165,3 +165,7 @@ function toDpgUsageFlags(usage: TCGCUsageFlags): UsageFlags {
     (usage & TCGCUsageFlags.Output ? UsageFlags.Output : 0)
   );
 }
+
+export function isDefined<T>(thing: T | undefined | null): thing is T {
+  return typeof thing !== "undefined" && thing !== null;
+}