dont change files when there are ts errors

.changeset/fluffy-apples-eat.md

@@ -0,0 +1,5 @@
+---
+'@0no-co/graphqlsp': patch
+---
+
+dont perform file additions when we have ts-errors

packages/example/src/Pokemon.ts

@@ -13,12 +13,15 @@ export const PokemonFields = gql`
     }
   }
 ` as typeof import('./Pokemon.generated').PokemonFieldsFragmentDoc;
-
 export const Pokemon = (data: any) => {
   const pokemon = useFragment(PokemonFields, data);
   return `hi ${pokemon.name}`;
 };
 
+type X = { hello: string };
+
+const x: X = { hello: '' };
+
 export function useFragment<Type>(
   _fragment: TypedDocumentNode<Type>,
   data: any

packages/graphqlsp/src/diagnostics.ts

@@ -32,6 +32,9 @@ export const MISSING_FRAGMENT_CODE = 52003;
 export const USING_DEPRECATED_FIELD_CODE = 52004;
 
 export function getGraphQLDiagnostics(
+  // This is so that we don't change offsets when there are
+  // TypeScript errors
+  hasTSErrors: Boolean,
   filename: string,
   baseTypesPath: string,
   schema: { current: GraphQLSchema | null },
@@ -263,7 +266,7 @@ export function getGraphQLDiagnostics(
         scalars,
         baseTypesPath
       ).then(() => {
-        if (isFileDirty(filename, source)) {
+        if (isFileDirty(filename, source) && !hasTSErrors) {
           return;
         }
 

packages/graphqlsp/src/index.ts

@@ -46,16 +46,21 @@ function create(info: ts.server.PluginCreateInfo) {
   );
 
   proxy.getSemanticDiagnostics = (filename: string): ts.Diagnostic[] => {
+    const originalDiagnostics =
+      info.languageService.getSemanticDiagnostics(filename);
+
+    if (originalDiagnostics.length) {
+      return originalDiagnostics;
+    }
+
     const graphQLDiagnostics = getGraphQLDiagnostics(
+      originalDiagnostics.length > 0,
       filename,
       baseTypesPath,
       schema,
       info
     );
 
-    const originalDiagnostics =
-      info.languageService.getSemanticDiagnostics(filename);
-
     return graphQLDiagnostics
       ? [...graphQLDiagnostics, ...originalDiagnostics]
       : originalDiagnostics;