Begin the implementation of a type.

include/type.h

@@ -0,0 +1,40 @@
+#ifndef LIBABACUS_TYPE_H
+#define LIBABACUS_TYPE_H
+
+#include "vec.h"
+#include "result.h"
+#include "refcount.h"
+#include "parsetype.h"
+#include "table.h"
+
+/**
+ * A type in libabacus.
+ */
+struct libab_type_s {
+    /**
+     * The name of the type.
+     * This is also a unique identifier,
+     * used to compare types.
+     */
+    char* name;
+};
+
+typedef struct libab_type_s libab_type;
+
+/**
+ * Creates a new instance of a type, with no type parameters, and 
+ * the given name.
+ * @param ref the reference to populate with the new type.
+ * @param name the name to use.
+ * @return the result of the creation function, which can fail.
+ */
+libab_result libab_type_create(libab_ref* ref, const char* name);
+/**
+ * Constructs a new instance of a type from the given parsetype.
+ * @param ref the reference to populate with the new type.
+ * @param type the parse type to load.
+ * @param table the table to use for looking up types.
+ */
+libab_result libab_type_from_parsetype(libab_ref* ref, libab_parsetype* type, libab_table* table);
+
+#endif