Fix compatibility with older QueryVariables API

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Change Log
 
+## UNRELEASED
+
+- Fix compatibility with older QueryVariables API [#137](https://github.com/hypermodeAI/functions-as/pull/137)
+
 ## 2024-07-15 - Version 0.10.0
 
 - Add functions and example for accessing PostgreSQL [#119](https://github.com/hypermodeAI/functions-as/pull/119)

src/assembly/compat.ts

@@ -17,3 +17,18 @@ export abstract class connection {
     return graphql.execute<TData>(hostName, statement, variables);
   }
 }
+
+/**
+ * @deprecated Import `graphql`, and use `graphql.Variables` instead.
+ */
+export class QueryVariables {
+  private qv = new graphql.Variables();
+
+  public set<T>(name: string, value: T): void {
+    this.qv.set(name, value);
+  }
+
+  public toJSON(): string {
+    return this.qv.toJSON();
+  }
+}