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mercury/browser/declarative_test.m
Ian MacLarty aa1e562a09 In the declarative debugger: use predmode syntax where appropriate; use `.'
Estimated hours taken: 1.2
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In the declarative debugger: use predmode syntax where appropriate; use `.'
as a module qualifier instead of `__'; use state variables for IO instead of
DCGs; use `io' instead of `io.state'.

browser/declarative_debugger.m
browser/declarative_execution.m
browser/declarative_oracle.m
browser/declarative_test.m
browser/declarative_tree.m
browser/declarative_user.m
	Apply the above mentioned changes.
2005-01-28 00:56:06 +00:00

70 lines
1.6 KiB
Mathematica

%-----------------------------------------------------------------------------%
% Copyright (C) 1999-2000, 2003, 2005 The University of Melbourne.
% This file may only be copied under the terms of the GNU Library General
% Public License - see the file COPYING.LIB in the Mercury distribution.
%-----------------------------------------------------------------------------%
% File: declarative_test.m
% Author: Mark Brown
%
% This module is a stand-alone version of the front end, suitable for
% testing.
:- module declarative_test.
:- interface.
:- import_module io.
:- pred main(io::di, io::uo) is det.
:- implementation.
:- import_module mdb.
:- import_module mdb.declarative_debugger.
:- import_module mdb.declarative_execution.
:- import_module list, std_util, map, require.
main(!IO) :-
process_arguments(MaybeFile, !IO),
(
MaybeFile = yes(File)
->
load_trace_node_map(File, Map, Key, !IO),
io.stdin_stream(StdIn, !IO),
io.stdout_stream(StdOut, !IO),
diagnoser_state_init(StdIn, StdOut, State),
diagnosis(Map, Key, Response, State, _, !IO),
io.write_string("Diagnoser response:\n", !IO),
io.write(Response, !IO),
io.nl(!IO)
;
usage(!IO)
).
:- pred process_arguments(maybe(io.input_stream)::out, io::di, io::uo) is det.
process_arguments(MaybeFile, !IO) :-
io.command_line_arguments(Args, !IO),
(
Args = [FileName]
->
io.open_input(FileName, Res, !IO),
(
Res = ok(File)
->
MaybeFile = yes(File)
;
MaybeFile = no
)
;
MaybeFile = no
).
:- pred usage(io::di, io::uo) is det.
usage(!IO) :-
io.progname_base("declarative_test", Name, !IO),
io.write_strings(["Usage: ", Name, " <filename>\n"], !IO).