13 typedef std::map<std::string, std::string> VariableMap;
15 std::string evalFunctionExpr(
const std::string &funcName,
16 const std::string &arg,
const VariableMap &varmap);
19 evaluateExpression(
const std::string &expr,
const VariableMap &varmap);
21 bool hasVariableSubstitutions(
const std::string &expr);