From 8d8a3d26372d9c0a784e181121fc2b360f6fee51 Mon Sep 17 00:00:00 2001
From: Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl>
Date: Thu, 31 Aug 2017 16:47:29 +0200
Subject: Add trailing ,/; to string repr of float vector/matrix

This makes it possible to differentiate between a scalar and a one-element
vector, and fixes #111.
---
 src/Utilities.cpp | 9 ++++++---
 src/XMLNode.cpp   | 9 ++++-----
 2 files changed, 10 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/Utilities.cpp b/src/Utilities.cpp
index eb34092..c90e67b 100644
--- a/src/Utilities.cpp
+++ b/src/Utilities.cpp
@@ -77,6 +77,7 @@ std::vector<double> stringToDoubleVector(const std::string &s)
 	out.reserve(100);
 	std::istringstream iss;
 	iss.imbue(std::locale::classic());
+	size_t length = s.size();
 	size_t current = 0;
 	size_t next;
 	do {
@@ -88,7 +89,7 @@ std::vector<double> stringToDoubleVector(const std::string &s)
 		iss >> f;
 		out.push_back(f);
 		current = next + 1;
-	} while (next != std::string::npos);
+	} while (next != std::string::npos && current != length);
 
 	return out;
 }
@@ -97,6 +98,7 @@ template<typename T>
 std::vector<T> stringToVector(const std::string& s)
 {
 	std::vector<T> out;
+	size_t length = s.size();
 	size_t current = 0;
 	size_t next;
 	do {
@@ -104,7 +106,7 @@ std::vector<T> stringToVector(const std::string& s)
 		std::string t = s.substr(current, next - current);
 		out.push_back(stringTo<T>(t));
 		current = next + 1;
-	} while (next != std::string::npos);
+	} while (next != std::string::npos && current != length);
 
 	return out;
 }
@@ -134,13 +136,14 @@ void splitString(std::vector<std::string> &items, const std::string& s,
                  const char *delim)
 {
 	items.clear();
+	size_t length = s.size();
 	size_t current = 0;
 	size_t next;
 	do {
 		next = s.find_first_of(delim, current);
 		items.push_back(s.substr(current, next - current));
 		current = next + 1;
-	} while (next != std::string::npos);
+	} while (next != std::string::npos && current != length);
 }
 
 }
diff --git a/src/XMLNode.cpp b/src/XMLNode.cpp
index 0ddc511..2bf1330 100644
--- a/src/XMLNode.cpp
+++ b/src/XMLNode.cpp
@@ -379,9 +379,9 @@ void XMLNode::setContent(float32 _fValue)
 
 template<typename T>
 static std::string setContentList_internal(T* pfList, int _iSize) {
-	std::string str = (_iSize > 0) ? StringUtil::toString(pfList[0]) : "";
-	for (int i = 1; i < _iSize; i++) {
-		str += "," + StringUtil::toString(pfList[i]);
+	std::string str;
+	for (int i = 0; i < _iSize; i++) {
+		str += StringUtil::toString(pfList[i]) + ",";
 	}
 	return str;
 }
@@ -422,8 +422,7 @@ static std::string setContentMatrix_internal(T* _pfMatrix, int _iWidth, int _iHe
 		for (int x = 1; x < _iWidth; x++)
 			s << "," << _pfMatrix[x*s1 + y*s2];
 
-		if (y != _iHeight-1)
-			s << ";";
+		s << ";";
 	}
 
 	return s.str();
-- 
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