src/Pure/Syntax/source.ML
Thu, 28 May 1998 17:02:01 +0200 wenzelm changed get_single: ('a, 'b) source -> ('a * ('a, 'b) source) option;
Thu, 28 May 1998 11:11:27 +0200 wenzelm added mapfilter: ('a -> 'b option) -> ('a, 'c) source -> ('b, ('a, 'c)
Mon, 25 May 1998 21:14:00 +0200 wenzelm renamed state_source to source';
Wed, 20 May 1998 18:58:13 +0200 wenzelm changed get_single: ('a, 'b) source -> 'a option * ('a, 'b) source;
Tue, 19 May 1998 17:16:18 +0200 wenzelm prompt made part of source;
Mon, 18 May 1998 18:08:58 +0200 wenzelm Co-algebraic data sources.
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