# HG changeset patch # User wenzelm # Date 1026986968 -7200 # Node ID 9d6363cbaa09b97c476db0c5eb0aea22648dbca9 # Parent 553e7b62680f6351d68271ac139f723081baa954 adapted locale syntax; diff -r 553e7b62680f -r 9d6363cbaa09 src/Pure/Isar/isar_syn.ML --- a/src/Pure/Isar/isar_syn.ML Thu Jul 18 12:09:08 2002 +0200 +++ b/src/Pure/Isar/isar_syn.ML Thu Jul 18 12:09:28 2002 +0200 @@ -285,12 +285,11 @@ Scan.repeat1 P.locale_element >> pair Locale.empty); val locale_pred = - P.$$$ "(" |-- P.!!! ((P.$$$ "open" >> K None || P.name >> Some) --| P.$$$ ")"); + Scan.optional (P.$$$ "(" |-- P.!!! ((P.$$$ "open" >> K false) --| P.$$$ ")")) true; val localeP = OuterSyntax.command "locale" "define named proof context" K.thy_decl - (Scan.option locale_pred -- P.name -- - (P.$$$ "=" |-- P.!!! locale_val || Scan.succeed (Locale.empty, [])) + (locale_pred -- P.name -- Scan.optional (P.$$$ "=" |-- P.!!! locale_val) (Locale.empty, []) >> (Toplevel.theory o IsarThy.add_locale o (fn ((x, y), (z, w)) => (x, y, z, w))));