More work on IMInvoker, renamed Blob attributes and some XPath datamodel fixes

1 files changed, 33 insertions, 0 deletions

diff --git a/src/uscxml/Convenience.h b/src/uscxml/Convenience.h
new file mode 100644
index 0000000..ad45e2c
--- /dev/null
+++ b/src/uscxml/Convenience.h
@@ -0,0 +1,33 @@
+#ifndef CONVENIENCE_H_LU7GZ6CB
+#define CONVENIENCE_H_LU7GZ6CB
+
+namespace uscxml {
+	inline bool isnan(double x) {
+		return x != x;
+	}
+
+	// see http://stackoverflow.com/questions/228005/alternative-to-itoa-for-converting-integer-to-string-c
+	template <typename T> std::string toStr(T tmp) {
+		std::ostringstream out;
+		out.precision(std::numeric_limits<double>::digits10 + 1);
+		out << tmp;
+		return out.str();
+	}
+
+	template <typename T> T strTo(std::string tmp) {
+		T output;
+		std::istringstream in(tmp);
+		in >> output;
+		return output;
+	}
+
+	inline bool isNumeric( const char* pszInput, int nNumberBase) {
+		std::string base = ".-0123456789ABCDEF";
+		std::string input = pszInput;
+		return (input.find_first_not_of(base.substr(0, nNumberBase + 2)) == std::string::npos);
+	}
+	
+}
+
+
+#endif /* end of include guard: CONVENIENCE_H_LU7GZ6CB */