YQL-16239 Move purecalc to public

1 files changed, 34 insertions, 0 deletions

diff --git a/library/cpp/geo/util.cpp b/library/cpp/geo/util.cpp
new file mode 100644
index 0000000000..e8d0fc378e
--- /dev/null
+++ b/library/cpp/geo/util.cpp
@@ -0,0 +1,34 @@
+#include "util.h"
+
+#include <math.h>
+#include <util/generic/cast.h>
+#include <util/generic/string.h>
+#include <util/string/cast.h>
+#include <utility>
+
+namespace NGeo {
+    bool TryPairFromString(std::pair<double, double>& res, TStringBuf inputStr, TStringBuf delimiter) {
+        TStringBuf lhsStr;
+        TStringBuf rhsStr;
+
+        double lhs = NAN;
+        double rhs = NAN;
+        if (
+            !inputStr.TrySplit(delimiter, lhsStr, rhsStr) ||
+            !TryFromString<double>(lhsStr, lhs) ||
+            !TryFromString<double>(rhsStr, rhs)) {
+            return false;
+        }
+
+        res = {lhs, rhs};
+        return true;
+    }
+
+    std::pair<double, double> PairFromString(TStringBuf inputStr, TStringBuf delimiter) {
+        std::pair<double, double> res;
+        if (!TryPairFromString(res, inputStr, delimiter)) {
+            ythrow TBadCastException() << "Wrong point string: " << inputStr;
+        }
+        return res;
+    }
+} // namespace NGeo