Merge pull request #43 from gnembon/inventory

touchups and docs

src/main/java/carpet/script/Expression.java

@@ -1846,7 +1846,7 @@ public class Expression implements Cloneable
         addBinaryFunction("get", (v1, v2) ->
         {
             if (v1 instanceof LazyListValue || !(v1 instanceof ListValue))
-                throw new InternalExpressionException("First argument of element should be a list");
+                throw new InternalExpressionException("First argument of get should be a list");
             List<Value> items = ((ListValue)v1).getItems();
             long index = NumericValue.asNumber(v2).getLong();
             int numitems = items.size();
@@ -1860,7 +1860,7 @@ public class Expression implements Cloneable
         addBinaryFunction("element", (v1, v2) ->
         {
             if (v1 instanceof LazyListValue || !(v1 instanceof ListValue))
-                throw new InternalExpressionException("First argument of element should be a list");
+                throw new InternalExpressionException("First argument of get should be a list");
             List<Value> items = ((ListValue)v1).getItems();
             long index = NumericValue.asNumber(v2).getLong();
             int numitems = items.size();

src/main/java/carpet/script/value/BlockValue.java

@@ -349,14 +349,17 @@ public class BlockValue extends Value
             this.sneakPlace = sneakPlace;
         }
 
+        @Override
         public BlockPos getBlockPos() {
             return this.hit.getBlockPos();
         }
 
+        @Override
         public Direction getPlayerLookDirection() {
             return facing.getOpposite();
         }
 
+        @Override
         public Direction[] getPlacementDirections() {
             switch(this.facing) {
                 case DOWN:
@@ -375,14 +378,17 @@ public class BlockValue extends Value
             }
         }
 
+        @Override
         public Direction getPlayerFacing() {
             return this.facing.getAxis() == Direction.Axis.Y ? Direction.NORTH : this.facing;
         }
 
+        @Override
         public boolean isPlayerSneaking() {
             return sneakPlace;
         }
 
+        @Override
         public float getPlayerYaw() {
             return (float)(this.facing.getHorizontal() * 90);
         }