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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 LWCommandBegin: public LWCommandSegment {
LWValue *execute1 (LWContext *context, guint argc, LWValue *args[])
{
(void) args;
g_return_val_if_fail (argc == 0, NULL);
if (context->instrPtr->prev != NULL) {
LWPiece *piece = (LWPiece *) context->instrPtr->prev->data;
g_return_val_if_fail (piece != NULL, NULL);
LWSymbol *symbol = piece->getSymbol();
g_return_val_if_fail (symbol != NULL, NULL);
g_return_val_if_fail (TRUE == symbol->isCommand(), NULL);
LWCommand *cmd = (LWCommand *) symbol;
//When loop back to the previous command
if (TRUE == cmd->isLoop()) {
context->instrPtr = context->instrPtr->prev;
context->resume = TRUE;
}
}
return NULL;
}
const gchar *getName ()
{
return "begin";
}
gchar *getHint ()
{
return _("Open logical block");
}
gboolean matchNextCondition (LWCommand *cmd)
{
(void) cmd;
return TRUE;
}
gboolean matchWith (LWCommand *cmd)
{
if (cmd == NULL)
throw new LWMessage (LW_ERROR_UnmatchedBrace);
if (g_ascii_strcasecmp (cmd->getName(), "end"))
throw new LWMessage (LW_ERROR_UnmatchedBrace);
match();
return TRUE;
}
};
LWSymbol *new_LWCommandBegin()
{
return new LWCommandBegin();
}
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