perf: ensure compiler options affecting semantic diagnostics get included in build info (#53423)

Author: dsherret

src/compiler/commandLineParser.ts

@@ -1101,6 +1101,7 @@ const commandOptionsWithoutBuild: CommandLineOption[] = [
         name: "allowImportingTsExtensions",
         type: "boolean",
         affectsSemanticDiagnostics: true,
+        affectsBuildInfo: true,
         category: Diagnostics.Modules,
         description: Diagnostics.Allow_imports_to_include_TypeScript_file_extensions_Requires_moduleResolution_bundler_and_either_noEmit_or_emitDeclarationOnly_to_be_set,
         defaultValueDescription: false,

src/testRunner/unittests/config/commandLineParsing.ts

@@ -245,3 +245,14 @@ describe("unittests:: config:: commandLineParsing:: parseBuildOptions", () => {
         assertParseResult("errors on invalid excludeFiles", ["--excludeFiles", "**/../*"]);
     });
 });
+
+describe("unittests:: config:: commandLineParsing:: optionDeclarations", () => {
+    it("should have affectsBuildInfo true for every option with affectsSemanticDiagnostics", () => {
+        for (const option of ts.optionDeclarations) {
+            if (option.affectsSemanticDiagnostics) {
+                // semantic diagnostics affect the build info, so ensure they're included
+                assert(option.affectsBuildInfo ?? false, option.name);
+            }
+        }
+    });
+});