1 files changed, 8 insertions, 0 deletions
diff --git a/src/utils.cc b/src/utils.cc
index 75f13a3..94118ed 100644
--- a/src/utils.cc
+++ b/src/utils.cc
@@ -45,6 +45,14 @@ int utils::parseInt(const std::string& s) {
     }
 }
 
+double utils::parseDouble(const std::string& s) {
+    try {
+        return std::stod(s);
+    } catch(std::exception& e) {
+        throw std::runtime_error("A double was expected but " + s + " was given");
+    }
+}
+
 void utils::saveJson(const nlohmann::json& data, const fs::path& path) {
     std::ofstream f(path);
     f << std::setw(4) << data << std::endl;