Add hasErrors property to tsbuildInfo so we can build again if there are errors

Also add roots property to non incremental build to check if root files went missing

Author: sheetalkamat

src/compiler/builder.ts

@@ -983,7 +983,7 @@ function handleDtsMayChangeOfFileAndExportsOfFile(
 function getSemanticDiagnosticsOfFile(
     state: BuilderProgramStateWithDefinedProgram,
     sourceFile: SourceFile,
-    cancellationToken: CancellationToken | undefined,
+    cancellationToken?: CancellationToken,
     semanticDiagnosticsPerFile?: BuilderProgramState["semanticDiagnosticsPerFile"],
 ): readonly Diagnostic[] {
     return concatenate(