1 files changed, 29 insertions, 0 deletions
diff --git a/toolsrc/src/opt_bool.cpp b/toolsrc/src/opt_bool.cpp
new file mode 100644
index 000000000..324936fb4
--- /dev/null
+++ b/toolsrc/src/opt_bool.cpp
@@ -0,0 +1,29 @@
+#include "pch.h"
+#include "opt_bool.h"
+#include "vcpkg_Checks.h"
+
+namespace vcpkg::opt_bool
+{
+    static const std::string UNSPECIFIED_NAME = "unspecified";
+    static const std::string ENABLED_NAME = "enabled";
+    static const std::string DISABLED_NAME = "disabled";
+    type parse(const std::string& s)
+    {
+        if (s == UNSPECIFIED_NAME)
+        {
+            return opt_bool_t::UNSPECIFIED;
+        }
+
+        if (s == ENABLED_NAME)
+        {
+            return opt_bool_t::ENABLED;
+        }
+
+        if (s == DISABLED_NAME)
+        {
+            return opt_bool_t::DISABLED;
+        }
+
+        Checks::exit_with_message("Could not convert string [%s] to opt_bool", s);
+    }
+}