Changes in src/ResolvExpr/Alternative.h [50377a4:62194cb]

File:

• src/ResolvExpr/Alternative.h (modified) (4 diffs)

src/ResolvExpr/Alternative.h

@@ -17 +17 @@
 
 #include <iosfwd>             // for ostream
-#include <list>               // for list
+#include <vector>             // for vector
 
 #include "Cost.h"             // for Cost
@@ -25 +25 @@
 
 namespace ResolvExpr {
-        struct Alternative;
-
-        typedef std::list< Alternative > AltList;
-
         struct Alternative {
                 Alternative();
@@ -41 +37 @@
                 void print( std::ostream &os, Indenter indent = {} ) const;
 
+                /// Returns the stored expression, but released from management of this Alternative
+                Expression* release_expr() {
+                        Expression* tmp = expr;
+                        expr = nullptr;
+                        return tmp;
+                }
+
                 Cost cost;
                 Cost cvtCost;
@@ -46 +49 @@
                 TypeEnvironment env;
         };
+
+        typedef std::vector< Alternative > AltList;
+
+        /// Moves all elements from src to the end of dst
+        void splice( AltList& dst, AltList& src );
+
+        /// Moves all elements from src to the beginning of dst
+        void spliceBegin( AltList& dst, AltList& src );
 } // namespace ResolvExpr