From eb072a063d3aa873087f08a47f01162753b559a6 Mon Sep 17 00:00:00 2001
From: Stefano Sanfilippo <a.little.coder@gmail.com>
Date: Wed, 10 Dec 2014 19:50:51 +0100
Subject: [PATCH] Do not wrap simple expressions in braces.

---
 Nodes.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/Nodes.cpp b/Nodes.cpp
index 2ebf93d..9cc0b63 100644
--- a/Nodes.cpp
+++ b/Nodes.cpp
@@ -161,9 +161,19 @@ void Assignment::emit(std::ostream &stream, int indent) {
 }
 
 void Print::emit(std::ostream &stream, int indent) {
-    stream << "std::cout << (";
+    bool simpleExpression = (dynamic_cast<SimpleExpression*>(expression.get()) != nullptr);
+
+    stream << "std::cout << ";
+    if (!simpleExpression) {
+        stream << '(';
+    }
+
     expression->emit(stream);
-    stream << ") << std::endl";
+
+    if (!simpleExpression) {
+        stream << ')';
+    }
+    stream << " << std::endl";
 }
 
 void Input::emit(std::ostream &stream, int indent) {