src/Pure/ML_Root.thy

+(*  Title:      Pure/ML_Root.thy
+    Author:     Makarius
+
+Support for ML project ROOT file, with imitation of ML "use" commands.
+*)
+
+theory ML_Root
+imports Pure
+keywords "use" "use_debug" "use_no_debug" :: thy_load
+  and "use_thy" :: thy_load
+begin
+
+setup \<open>Context.theory_map ML_Env.init_bootstrap\<close>
+
+ML \<open>
+local
+
+val _ =
+  Outer_Syntax.command @{command_keyword use}
+    "read and evaluate Isabelle/ML or SML file"
+    (Resources.parse_files "use" --| @{keyword ";"} >> ML_File.use NONE);
+
+val _ =
+  Outer_Syntax.command @{command_keyword use_debug}
+    "read and evaluate Isabelle/ML or SML file (with debugger information)"
+    (Resources.parse_files "use_debug" --| @{keyword ";"} >> ML_File.use (SOME true));
+
+val _ =
+  Outer_Syntax.command @{command_keyword use_no_debug}
+    "read and evaluate Isabelle/ML or SML file (no debugger information)"
+    (Resources.parse_files "use_no_debug" --| @{keyword ";"} >> ML_File.use (SOME false));
+
+val _ =
+  Outer_Syntax.command @{command_keyword use_thy} "undefined dummy command"
+    (Parse.path -- @{keyword ";"} >> (fn _ =>
+      Toplevel.keep (fn _ => error "Undefined command 'use_thy'")));
+
+in end
+\<close>
+
+end