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Generate index files for nested clients #3734

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Merged
JialinHuang803 merged 9 commits into from
Feb 12, 2026
Merged

Generate index files for nested clients #3734

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a83b224
Initial plan
Copilot Feb 10, 2026
1e40801
Add expected blob/index.ts file to demonstrate the fix
Copilot Feb 10, 2026
619608c
Smoke test passed with blob/index.ts
Copilot Feb 10, 2026
ab4a697
All tests passing - fix complete
Copilot Feb 10, 2026
2e52080
Simplify condition check as per code review feedback
Copilot Feb 10, 2026
ee8a1d5
Fix naming consistency for exported types in blob/index.ts
Copilot Feb 10, 2026
0b809ca
Add clarifying comment for subfolder condition check
Copilot Feb 10, 2026
107b86c
Address PR feedback: revert manual changes and simplify condition
Copilot Feb 12, 2026
3052802
Merge branch 'main' into copilot/fix-missing-index-file-nested-client
JialinHuang803 Feb 12, 2026
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5 changes: 5 additions & 0 deletions packages/typespec-test/test/nestedClient/generated/typespec-ts/src/blob/index.ts
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@JialinHuang803 JialinHuang803 Feb 12, 2026

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@copilot Don't change the generated code manually! You should run npm run smoke-test under packages/typespec-test to update the smoke tests.

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Copilot AI Feb 12, 2026

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Already fixed in 107b86c - reverted all manual changes and regenerated using npm run smoke-test in packages/typespec-test. The blob/index.ts is now properly generated by the emitter.

Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.

export { BlobClient } from "./blobClient.js";
export { BlobContext, BlobClientOptionalParams, DownloadOptionalParams } from "./api/index.js";
11 changes: 8 additions & 3 deletions packages/typespec-ts/src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,11 @@ import { emitLoggerFile } from "./modular/emitLoggerFile.js";
import { emitTypes } from "./modular/emitModels.js";
import { existsSync } from "fs";
import { getModuleExports } from "./modular/buildProjectFiles.js";
import { getClientHierarchyMap, getRLCClients } from "./utils/clientUtils.js";
import {
getClientHierarchyMap,
getRLCClients,
getModularClientOptions
} from "./utils/clientUtils.js";
import { join } from "path";
import { loadStaticHelpers } from "./framework/load-static-helpers.js";
import { packageUsesXmlSerialization } from "./modular/serialization/buildXmlSerializerFunction.js";
Expand Down Expand Up @@ -319,7 +323,6 @@ export async function $onEmit(context: EmitContext) {
}
);

const isMultiClients = dpgContext.sdkPackage.clients.length > 1;
emitTypes(dpgContext, { sourceRoot: modularSourcesRoot });
buildSubpathIndexFile(modularEmitterOptions, "models", undefined, {
recursive: true
Expand Down Expand Up @@ -353,7 +356,9 @@ export async function $onEmit(context: EmitContext) {
exportIndex: true,
interfaceOnly: true
});
if (isMultiClients) {
const { subfolder } = getModularClientOptions(subClient);
// Generate index file for clients with subfolders (multi-client scenarios and nested clients)
if (subfolder) {
buildSubClientIndexFile(dpgContext, subClient, modularEmitterOptions);
}
buildRootIndex(
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