Revert "remove external libraries from main branch"protocol-modeling

This reverts commit 0558244645611f314f47e0fa427f7323ce253eaf.

1 files changed, 27 insertions, 0 deletions

diff --git a/include/lib/modernjson/detail/input/position_t.hpp b/include/lib/modernjson/detail/input/position_t.hpp
new file mode 100644
index 0000000..37f4ab1
--- /dev/null
+++ b/include/lib/modernjson/detail/input/position_t.hpp
@@ -0,0 +1,27 @@
+#pragma once
+
+#include <cstddef> // size_t
+
+namespace nlohmann
+{
+namespace detail
+{
+/// struct to capture the start position of the current token
+struct position_t
+{
+    /// the total number of characters read
+    std::size_t chars_read_total = 0;
+    /// the number of characters read in the current line
+    std::size_t chars_read_current_line = 0;
+    /// the number of lines read
+    std::size_t lines_read = 0;
+
+    /// conversion to size_t to preserve SAX interface
+    constexpr operator size_t() const
+    {
+        return chars_read_total;
+    }
+};
+
+}
+}