1 files changed, 21 insertions, 0 deletions
diff --git a/move.cpp b/move.cpp
new file mode 100644
index 0000000..70c7610
--- /dev/null
+++ b/move.cpp
@@ -0,0 +1,21 @@
+#include <cassert>
+#include "move.h"
+
+
+Move::Move(const char *str) {
+	if (str[0] >= 'a' && str[0] <= 'h' &&
+			str[1] >= '1' && str[1] <= '8' &&
+			str[2] >= 'a' && str[2] <= 'h' &&
+			str[3] >= '1' && str[3] <= '8' &&
+			str[4] == '\0') {
+		from = 8 * ('8' - str[1]) + str[0] - 'a';
+		to = 8 * ('8' - str[3]) + str[2] - 'a';
+		castle = 0;
+	} else if (strcmp(str, "O-O") == 0) {
+		castle = 1;
+	} else if (strcmp(str, "O-O-O") == 0) {
+		castle = -1;
+	} else {
+		throw std::runtime_error("Invalid Move string");
+	}
+}