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| 2 | :- protocol(loopp). |
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| 3 | |
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| 4 | :- info([ |
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| 5 | version is 1.1, |
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| 6 | author is 'Paulo Moura', |
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| 7 | date is 2006/9/17, |
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| 8 | comment is 'Loop control structures protocol.']). |
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| 9 | |
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| 10 | :- public(dowhile/2). |
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| 11 | :- meta_predicate(dowhile(::, ::)). |
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| 12 | :- mode(dowhile(+callable, @callable), zero_or_one). |
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| 13 | :- info(dowhile/2, [ |
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| 14 | comment is 'Do Action while Condition is true.', |
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| 15 | argnames is ['Action', 'Condition']]). |
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| 16 | |
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| 17 | :- public(forto/3). |
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| 18 | :- meta_predicate(forto(*, *, ::)). |
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| 19 | :- mode(forto(+integer, +integer, @callable), zero_or_one). |
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| 20 | :- info(forto/3, [ |
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| 21 | comment is 'Counting from First to Last do Call.', |
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| 22 | argnames is ['First', 'Last', 'Call']]). |
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| 23 | |
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| 24 | :- public(forto/4). |
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| 25 | :- meta_predicate(forto(*, *, *, ::)). |
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| 26 | :- mode(forto(-integer, +integer, +integer, @callable), zero_or_one). |
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| 27 | :- info(forto/4, [ |
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| 28 | comment is 'Do Call counting from First to Last and instantiating Count to each sucessive value.', |
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| 29 | argnames is ['Count', 'First', 'Last', 'Call']]). |
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| 30 | |
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| 31 | :- public(fordownto/3). |
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| 32 | :- meta_predicate(fordownto(*, *, ::)). |
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| 33 | :- mode(fordownto(+integer, +integer, @callable), zero_or_one). |
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| 34 | :- info(fordownto/3, [ |
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| 35 | comment is 'Counting from First to Last do Call.', |
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| 36 | argnames is ['First', 'Last', 'Call']]). |
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| 37 | |
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| 38 | :- public(fordownto/4). |
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| 39 | :- meta_predicate(fordownto(*, *, *, ::)). |
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| 40 | :- mode(fordownto(-integer, +integer, +integer, @callable), zero_or_one). |
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| 41 | :- info(fordownto/4, [ |
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| 42 | comment is 'Do Call counting from First to Last and instantiating Count to each sucessive value.', |
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| 43 | argnames is ['Count', 'First', 'Last', 'Call']]). |
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| 44 | |
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| 45 | :- public(whiledo/2). |
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| 46 | :- meta_predicate(whiledo(::, ::)). |
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| 47 | :- mode(whiledo(+callable, @callable), zero_or_one). |
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| 48 | :- info(whiledo/2, [ |
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| 49 | comment is 'While Condition is true do Action.', |
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| 50 | argnames is ['Condition', 'Action']]). |
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| 51 | |
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| 52 | :- end_protocol. |
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