From 7ce6acd8366a57cf4d66ac9a5ee668a9be4b4f27 Mon Sep 17 00:00:00 2001
From: davjo664 <davjo664@gmail.com>
Date: Tue, 31 Mar 2020 11:23:20 +0200
Subject: [PATCH] Fix for: Invalid requests generated for queries without input
 variables

---
 src/CodeGeneration.cpp | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/CodeGeneration.cpp b/src/CodeGeneration.cpp
index 0e9308e..52f3093 100644
--- a/src/CodeGeneration.cpp
+++ b/src/CodeGeneration.cpp
@@ -642,13 +642,17 @@ QueryDocument generateQueryDocument(
 
     auto selectionSet = generateQueryField(field, typeMap, "", variables, indentation + 1);
 
-    query += indent(indentation) + operationQueryName(operation) + " " + capitalize(field.name) + "(\n";
+    query += indent(indentation) + operationQueryName(operation) + " " + capitalize(field.name);
 
-    for (auto const & variable : variables) {
-        query += indent(indentation + 1) + "$" + variable.name + ": " + graphqlTypeName(variable.type) + "\n";
+    if (variables.size()) {
+        query += "(\n";
+        for (auto const & variable : variables) {
+            query += indent(indentation + 1) + "$" + variable.name + ": " + graphqlTypeName(variable.type) + "\n";
+        }
+        query += indent(indentation) + ")";
     }
 
-    query += indent(indentation) + ") {\n";
+    query += " {\n";
     query += selectionSet;
     query += indent(indentation) + "}\n";