Rename %{^} to %{deps}

Signed-off-by: Rudi Grinberg <rudi.grinberg@gmail.com>

src/super_context.ml

@@ -801,7 +801,7 @@ module Action = struct
     (t, acc)
 
   let expand_step2 ~dir ~dynamic_expansions ~deps_written_by_user ~map_exe t =
-    U.Partial.expand t ~dir ~map_exe ~f:(fun var _syntax_version ->
+    U.Partial.expand t ~dir ~map_exe ~f:(fun var syntax_version ->
       let key = String_with_vars.Var.full_name var in
       let loc = String_with_vars.Var.loc var in
       match String.Map.find dynamic_expansions key with
@@ -817,7 +817,13 @@ module Action = struct
                [Value.String ""]
              | dep :: _ ->
                [Path dep])
-        | "^" -> Some (Value.L.paths deps_written_by_user)
+        | "^" ->
+          if syntax_version < (1, 0) then
+            Some (Value.L.paths deps_written_by_user)
+          else
+            Loc.fail loc "Variable %%{^} has been renamed to %%{deps}"
+        | "deps" when syntax_version >= (1, 0) ->
+          Some (Value.L.paths deps_written_by_user)
         | _ -> None)
 
   let run sctx ~loc ?(extra_vars=String.Map.empty)

test/blackbox-tests/test-cases/merlin-tests/dune

@@ -1,4 +1,4 @@
 (alias
  (name print-merlins)
  (deps lib/.merlin exe/.merlin)
- (action (run ./sanitize-dot-merlin/sanitize_dot_merlin.exe %{^})))
+ (action (run ./sanitize-dot-merlin/sanitize_dot_merlin.exe %{deps})))

test/blackbox-tests/test-cases/misc/dune

@@ -1,17 +1,17 @@
-;; Test for %{^} with globs in rules
+;; Test for %{deps} with globs in rules
 
 (rule
  (targets result expected)
  (deps    dune (glob_files *.txt))
  (action  (progn
-           (with-stdout-to result   (echo %{^}))
+           (with-stdout-to result   (echo %{deps}))
            (with-stdout-to expected (echo "dune a.txt b.txt c.txt")))))
 
 (rule
  (targets result2 expected2)
  (deps    (source_tree sub-tree))
  (action  (progn
-           (with-stdout-to result2   (echo %{^}))
+           (with-stdout-to result2   (echo %{deps}))
            (with-stdout-to expected2 (echo "sub-tree/a sub-tree/dir/b")))))
 
 (alias
@@ -31,7 +31,7 @@
 (alias
  (name   runtest)
  (deps   dune dune-plop)
- (action (run diff -u %{^})))
+ (action (run diff -u %{deps})))
 
 ;; For some tests in subdirs
 

test/blackbox-tests/test-cases/output-obj/dune

@@ -21,13 +21,13 @@
 (rule
  (targets static.exe)
  (deps test.exe%{ext_obj} static.c)
- (action (run %{CC} -o %{targets} -I %{ocaml_where} -I . %{^}
+ (action (run %{CC} -o %{targets} -I %{ocaml_where} -I . %{deps}
           %{ocaml-config:native_c_libraries})))
 
 (rule
  (targets static.bc)
  (deps test.bc%{ext_obj} static.c)
- (action (run %{CC} -o %{targets} -I %{ocaml_where} -I . %{^}
+ (action (run %{CC} -o %{targets} -I %{ocaml_where} -I . %{deps}
           %{ocaml-config:bytecomp_c_libraries})))
 
 (rule