java: Add tokens

Only parses Java 8 tokens for now.

1 files changed, 31 insertions, 0 deletions

diff --git a/src/location.hh b/src/location.hh
new file mode 100644
index 0000000..1a210cb
--- /dev/null
+++ b/src/location.hh
@@ -0,0 +1,31 @@
+#ifndef LOCATION_HH
+#define LOCATION_HH
+
+#include <compare>
+#include <cstdint>
+#include <iosfwd>
+
+namespace src {
+
+struct Location {
+  uint64_t line;
+  uint16_t column;
+
+  constexpr Location() : line(0), column(0) {}
+
+  Location(uint64_t line, uint16_t column) : line(line), column(column) {}
+
+  [[nodiscard]]
+  std::strong_ordering operator<=>(Location const& loc) const {
+    auto ret = line <=> loc.line;
+    if (ret == std::strong_ordering::equal)
+      return column <=> loc.column;
+    return ret;
+  }
+};
+
+std::ostream& operator<<(std::ostream& out, Location const& loc);
+
+}  // namespace src
+
+#endif  // LOCATION_HH