From 9ac7eaa89caa9f4613f39df1ffc5d08fc8f20168 Mon Sep 17 00:00:00 2001
From: Samuel Grigolato <samuel.grigolato@gmail.com>
Date: Sun, 26 Jun 2016 17:03:42 -0300
Subject: [PATCH] Add support to String type in gdscript iteration. #5188

---
 core/variant_op.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/core/variant_op.cpp b/core/variant_op.cpp
index e549161de92..9182dcde1a5 100644
--- a/core/variant_op.cpp
+++ b/core/variant_op.cpp
@@ -2911,6 +2911,14 @@ bool Variant::iter_init(Variant& r_iter,bool &valid) const {
 			return ret;
 		} break;
 
+		case STRING: {
+
+			const String *str=reinterpret_cast<const String*>(_data._mem);
+			if (str->empty())
+				return false;
+			r_iter = 0;
+			return true;
+		} break;
 		case DICTIONARY: {
 
 			const Dictionary *dic=reinterpret_cast<const Dictionary*>(_data._mem);
@@ -3028,6 +3036,17 @@ bool Variant::iter_next(Variant& r_iter,bool &valid) const {
 
 			return ret;
 		} break;
+
+		case STRING: {
+
+			const String *str=reinterpret_cast<const String*>(_data._mem);
+			int idx = r_iter;
+			idx++;
+			if (idx >= str->size())
+				return false;
+			r_iter = idx;
+			return true;
+		} break;
 		case DICTIONARY: {
 
 			const Dictionary *dic=reinterpret_cast<const Dictionary*>(_data._mem);
@@ -3158,6 +3177,11 @@ Variant Variant::iter_get(const Variant& r_iter,bool &r_valid) const {
 			return ret;
 		} break;
 
+		case STRING: {
+
+			const String *str=reinterpret_cast<const String*>(_data._mem);
+			return str->substr(r_iter,1);
+		} break;
 		case DICTIONARY: {
 
 			return r_iter; //iterator is the same as the key