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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
/* (C) Marcin Kwadrans <quarter@users.sourceforge.net> */
#include "include/support.h"
#include "include/paritycommand.h"
#include "include/message.h"
class LWCommandBraceOpen: public LWCommandSegment {
LWValue *execute1 (LWContext *context, guint argc, LWValue *args[])
{
(void) context;
g_return_val_if_fail (argc == 1, new LWValue());
if (args[0]->isVariable())
return args[0];
return new LWValue(args[0]);
}
const gchar *getName ()
{
return "(";
}
gchar *getHint ()
{
return _("Open brace");
}
guint getPriority ()
{
return 15;
}
LWLink getLinkType ()
{
return LW_LINK_LEFT;
}
gboolean hasReturn()
{
return TRUE;
}
gboolean matchNextCondition (LWCommand *cmd)
{
(void) cmd;
return TRUE;
}
gboolean matchWith (LWCommand *cmd)
{
if (cmd == NULL)
throw new LWMessage (LW_ERROR_UnmatchedBrace);
if (cmd->getName()[0] != ')')
throw new LWMessage (LW_ERROR_UnmatchedBrace);
match();
return TRUE;
}
void checkArgc (guint n)
{
if (n == 0)
throw new LWMessage (LW_ERROR_EmptyBrace);
if (n > 1)
throw new LWMessage (LW_ERROR_WrongNumberOfArguments);
}
};
LWSymbol *new_LWCommandBraceOpen()
{
return new LWCommandBraceOpen();
}
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