3346

Process type abbreviations in *shape-shifting* function headers.

056shape_shifting_recipe.cc

@@ -25,8 +25,13 @@ def foo a:_t -> result:_t [
 //: be rewriting such instructions to *specializations* with the type
 //: ingredients filled in.
 
+//: One exception (and this makes things very ugly): we need to expand type
+//: abbreviations in shape-shifting recipes because we need them types for
+//: deciding which variant to specialize.
+
 :(before "End Transform Checks")
-if (any_type_ingredient_in_header(/*recipe_ordinal*/p->first)) continue;
+r.transformed_until = t;
+if (Transform.at(t) != static_cast<transform_fn>(expand_type_abbreviations) && any_type_ingredient_in_header(/*recipe_ordinal*/p->first)) continue;
 
 :(after "Running One Instruction")
 if (Current_routine->calls.front().running_step_index == 0

059to_text.mu

@@ -6,26 +6,26 @@
 
 # 'shorter' variant of to-text, when you want to enable some sort of trimming
 # define it to be identical to 'to-text' by default
-def to-text-line x:_elem -> y:address:array:character [
+def to-text-line x:_elem -> y:text [
   local-scope
   load-ingredients
   y <- to-text x
 ]
 
 # variant for arrays (since we can't pass them around otherwise)
-def array-to-text-line x:address:array:_elem -> y:address:array:character [
+def array-to-text-line x:address:array:_elem -> y:text [
   local-scope
   load-ingredients
   y <- to-text *x
 ]
 
 scenario to-text-line-early-warning-for-static-dispatch [
-  x:address:array:character <- to-text-line 34
+  x:text <- to-text-line 34
   # just ensure there were no errors
 ]
 
 scenario array-to-text-line-early-warning-for-static-dispatch [
   n:address:array:number <- new number:type, 3
-  x:address:array:character <- array-to-text-line n
+  x:text <- array-to-text-line n
   # just ensure there were no errors
 ]

chessboard.mu

@@ -102,7 +102,7 @@ def chessboard screen:address:screen, console:address:console -> screen:address:
 
 ## a board is an array of files, a file is an array of characters (squares)
 
-def new-board initial-position:address:array:character -> board:address:array:address:array:character [
+def new-board initial-position:address:array:character -> board:board [
   local-scope
   load-ingredients
   # assert(length(initial-position) == 64)
@@ -139,7 +139,7 @@ def new-file position:address:array:character, index:number -> result:address:ar
   }
 ]
 
-def print-board screen:address:screen, board:address:array:address:array:character -> screen:address:screen [
+def print-board screen:address:screen, board:board -> screen:address:screen [
   local-scope
   load-ingredients
   row:number <- copy 7  # start printing from the top of the board
@@ -175,7 +175,7 @@ def print-board screen:address:screen, board:address:array:address:array:charact
   cursor-to-next-line screen
 ]
 
-def initial-position -> board:address:array:address:array:character [
+def initial-position -> board:board [
   local-scope
   # layout in memory (in raster order):
   #   R P _ _ _ _ p r
@@ -532,7 +532,7 @@ F read-move-file: routine failed to pause after coming up (before any keys were
   ]
 ]
 
-def make-move board:address:array:address:array:character, m:address:move -> board:address:array:address:array:character [
+def make-move board:board, m:address:move -> board:board [
   local-scope
   load-ingredients
   from-file:number <- get *m, from-file:offset