「🎉」 init: hello world !

ex00/ScalarConverter.cpp

@@ -0,0 +1,71 @@
+#include "ScalarConverter.hpp"
+#include "PrintValue.hpp"
+
+ScalarConverter::ScalarConverter(void) {
+}
+
+ScalarConverter::ScalarConverter(const ScalarConverter &cpy) {
+	if (this != &cpy) {
+		*this = cpy;
+	}
+}
+
+ScalarConverter::~ScalarConverter(void) {
+}
+
+ScalarConverter &ScalarConverter::operator=(const ScalarConverter &) {
+	return *this;
+}
+
+bool _isNan(const std::string &str) {
+	if (str == "nan" || str == "nanf" || str == "-inf" || str == "-inff" ||
+		str == "+inf" || str == "+inff" || str == "inf" || str == "inff")
+		return true;
+	return false;
+}
+
+e_type	_getType(const std::string &s)
+{
+	if (_isNan(s))
+		return NAN;
+
+	if (s.length() == 1 && !isdigit(s[0]))
+		return CHAR;
+
+	char *err;
+
+	(void)strtol(s.c_str(), &err, 10);
+	if (*err == 0)
+		return INT;
+	(void)strtod(s.c_str(), &err);
+	if (*err == 0)
+		return DOUBLE;
+	if (*err == 'f' && *(err + 1) == 0)
+		return FLOAT;
+	return NONE;
+
+}
+
+void ScalarConverter::convert(const std::string &s)
+{
+	switch (_getType(s))
+	{
+		case CHAR:
+			_printChar(s);
+			break;
+		case INT:
+			_printInt(s);
+			break;
+		case FLOAT:
+			_printFloat(s);
+			break;
+		case DOUBLE:
+			_printDouble(s);
+			break;
+		case NAN:
+			_printNan(s);
+			break;
+		default:
+			std::cerr << "'" << s << "' does not convert to any of the availables types" << std::endl;
+	}
+}