allow string parsing

ConfigFileParser.cpp

@@ -16,17 +16,30 @@ using namespace configparser;
 ConfigFileParser::ConfigFileParser() {}
 
 // _____________________________________________________________________________
+void ConfigFileParser::parseStr(const std::string& str) {
+  std::stringstream ss;
+  ss << str;
+  parse(ss, "<string literal>");
+}
+
+// _____________________________________________________________________________
 void ConfigFileParser::parse(const std::string& path) {
-  State s = NONE;
-  std::set<std::string> headers;
-  KeyVals curKV;
-  std::string tmp, tmp2;
   std::ifstream is(path);
 
   if (!is.good()) {
     throw ParseFileExc(path);
   }
 
+  parse(is, path);
+}
+
+// _____________________________________________________________________________
+void ConfigFileParser::parse(std::istream& is, const std::string& path) {
+  State s = NONE;
+  std::set<std::string> headers;
+  KeyVals curKV;
+  std::string tmp, tmp2;
+
   char c;
   size_t l = 1, pos = 0, valLine = 0, valPos = 0;
 

ConfigFileParser.h

@@ -70,6 +70,10 @@ class ConfigFileParser {
  public:
   ConfigFileParser();
   void parse(const std::string& path);
+  void parse(std::istream& is, const std::string& path);
+  void parseStr(const std::string& str);
+
+  void addKV(const std::string& sec, const std::string& k, const std::string& v);
 
   const std::string& getStr(Sec sec, const Key& key) const;
   int getInt(Sec sec, const Key& key) const;