[Event Hubs] Precise Typechecking (#32056)

Live tests run:
https://dev.azure.com/azure-sdk/internal/_build/results?buildId=4385850&view=results

sdk/eventhub/event-hubs/eslint.config.mjs

@@ -10,4 +10,20 @@ export default [
       "@azure/azure-sdk/ts-package-json-types": "off",
     },
   },
+  {
+    files: ["**/*.ts", "**/*.cts", "**/*.mts"],
+    languageOptions: {
+      parserOptions: {
+        project: ["./tsconfig.src.json", "./tsconfig.tests.json"],
+      },
+    },
+  },
+  {
+    files: ["*.md/*.ts"],
+    languageOptions: {
+      parserOptions: {
+        project: null,
+      },
+    },
+  },
 ];

sdk/eventhub/event-hubs/package.json

@@ -87,6 +87,7 @@
     }
   },
   "tshy": {
+    "project": "tsconfig.src.json",
     "exports": {
       "./package.json": "./package.json",
       ".": "./src/index.ts"

sdk/eventhub/event-hubs/tsconfig.browser.config.json

@@ -1,10 +1,10 @@
 {
-  "extends": "./.tshy/build.json",
-  "include": ["./src/**/*.ts", "./src/**/*.mts", "./test/**/*.ts"],
-  "exclude": ["./test/**/node/**/*.ts", "./test/stress*"],
+  "extends": ["./.tshy/build.json", "./tsconfig.tests.json"],
+  "include": ["./src/**/*.ts", "./src/**/*.mts", "./test/**/*.ts", "./test/**/*.mts"],
+  "exclude": ["./test/**/node/**/*.ts", "./test/stress"],
   "compilerOptions": {
     "outDir": "./dist-test/browser",
     "rootDir": ".",
-    "skipLibCheck": true
+    "noEmit": false
   }
 }

sdk/eventhub/event-hubs/tsconfig.json

@@ -1,20 +1,9 @@
 {
   "extends": "../../../tsconfig",
-  "compilerOptions": {
-    "module": "NodeNext",
-    "moduleResolution": "NodeNext",
-    "resolveJsonModule": true,
-    "noFallthroughCasesInSwitch": false,
-    "paths": {
-      "@azure/event-hubs": ["./src/index"]
-    }
-  },
-  "exclude": ["test/stress*"],
-  "include": [
-    "./src/**/*.ts",
-    "./src/**/*.mts",
-    "./src/**/*.cts",
-    "./test/**/*.ts",
-    "./samples-dev/**/*.ts"
-  ]
+  "references": [
+    { "path": "./tsconfig.src.json" },
+    { "path": "./tsconfig.samples.json" },
+    { "path": "./tsconfig.tests.json" }
+  ],
+  "files": []
 }

sdk/eventhub/event-hubs/tsconfig.samples.json

@@ -0,0 +1,14 @@
+{
+  "extends": "../../../tsconfig",
+  "compilerOptions": {
+    "target": "ES2023",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "paths": {
+      "@azure/event-hubs": ["./dist/esm"]
+    },
+    "noEmit": true,
+    "composite": true
+  },
+  "include": ["./samples-dev"]
+}

sdk/eventhub/event-hubs/tsconfig.src.json

@@ -0,0 +1,10 @@
+{
+  "extends": "../../../tsconfig",
+  "compilerOptions": {
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "noFallthroughCasesInSwitch": false,
+    "composite": true
+  },
+  "include": ["./src"]
+}

sdk/eventhub/event-hubs/tsconfig.tests.json

@@ -0,0 +1,15 @@
+{
+  "extends": ["../../../tsconfig", "./tsconfig.src.json"],
+  "compilerOptions": {
+    "target": "ES2023",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "lib": ["DOM"],
+    "resolveJsonModule": true,
+    "skipLibCheck": true,
+    "noEmit": true,
+    "composite": true
+  },
+  "include": ["./test", "./src"],
+  "exclude": ["./test/stress*"]
+}

sdk/eventhub/event-hubs/vitest.browser.config.ts

@@ -4,6 +4,7 @@
 import { defineConfig } from "vitest/config";
 import browserMap from "@azure-tools/vite-plugin-browser-test-map";
 import inject from "@rollup/plugin-inject";
+import { resolve } from "node:path";
 
 export default defineConfig({
   define: {
@@ -44,5 +45,10 @@ export default defineConfig({
       reporter: ["text", "json", "html"],
       reportsDirectory: "coverage-browser",
     },
+    alias: {
+      "@azure/event-hubs": resolve("./dist/browser/index.js"),
+      "../../../src": resolve("./dist/browser"),
+      "../../src": resolve("./dist/browser"),
+    },
   },
 });

sdk/eventhub/event-hubs/vitest.config.ts

@@ -30,6 +30,11 @@ export default mergeConfig(
           "Date",
         ],
       },
+      typecheck: {
+        enabled: true,
+        tsconfig: "tsconfig.tests.json",
+        include: ["test/**/*.ts", "test/**/*.mts", "test/**/*.cts"],
+      }
     },
   })
 );