ts:gql-client:add-variables-schema-invocations

Author: Voldemat

typescript/gql-client/src/serializers/json.ts

@@ -19,7 +19,7 @@ export function createJSONSerializer<
                 method: 'POST',
                 body: JSON.stringify({
                     query: operation.document,
-                    variables
+                    variables: operation.variablesSchema.parse(variables)
                 }, (key, value) => {
                     assert(
                         !(value instanceof File),

typescript/gql-client/src/serializers/multipart.ts

@@ -95,7 +95,10 @@ export function createMultipartSerializer<
             return {
                 method: 'POST',
                 headers,
-                body: buildFormData(operation, variables as any),
+                body: buildFormData(
+                    operation,
+                    operation.variablesSchema.parse(variables) as any
+                ),
                 ...requestContext.fetchOptions
             }
         },

typescript/gql-client/src/types/base.ts

@@ -1,12 +1,13 @@
 import { z } from 'zod/v4'
 
-export type SchemaFor<T> = z.ZodType<T>;
+export type SchemaForInput<T> = z.ZodType<unknown, T>;
+export type SchemaForOutput<T> = z.ZodType<T>;
 
 interface BaseOperation<V, R> {
     name: string
     document: string
-    variablesSchema: SchemaFor<V>
-    resultSchema: SchemaFor<R>
+    variablesSchema: SchemaForInput<V>
+    resultSchema: SchemaForOutput<R>
     hash: string
 }