Copyright 1999-2003 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by John D. Polstra.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: RCSPhrases.m3.html,v 1.3 2010-04-29 17:20:02 wagner Exp $
MODULE RCSPhrases;
IMPORT RCSPhrase, RefSeq;
REVEAL
T = RefSeq.T BRANDED OBJECT END;
Iterator = IterPublic BRANDED OBJECT
phrases: T;
cur: CARDINAL;
OVERRIDES
next := IterNext;
END;
PROCEDURE New(): T =
BEGIN
RETURN NEW(T).init();
END New;
PROCEDURE Append(phrases: T; phrase: RCSPhrase.T) =
BEGIN
phrases.addhi(phrase);
END Append;
PROCEDURE Iterate(phrases: T): Iterator =
BEGIN
RETURN NEW(Iterator, phrases := phrases, cur := 0);
END Iterate;
PROCEDURE IterNext(self: Iterator;
VAR phrase: RCSPhrase.T): BOOLEAN =
BEGIN
IF self.phrases # NIL AND self.cur < self.phrases.size() THEN
phrase := self.phrases.get(self.cur);
INC(self.cur);
RETURN TRUE;
END;
RETURN FALSE;
END IterNext;
BEGIN
END RCSPhrases.