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Commitc382e15

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committed
Add Tuple2::init and fix javadocs
1 parentaf80d80 commitc382e15

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8 files changed

+28
-23
lines changed

8 files changed

+28
-23
lines changed

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple2.java

Lines changed: 9 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -237,6 +237,15 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
237237
returnfn.apply(_2).fmap(_2Prime ->fmap(constantly(_2Prime))).<TravB>fmap(Applicative::coerce).coerce();
238238
}
239239

240+
/**
241+
* Returns a {@link SingletonHList}&lt;_1&gt; of the 1st element
242+
*
243+
* @return The {@link SingletonHList}&lt;_1&gt;
244+
*/
245+
publicSingletonHList<_1>init() {
246+
returninvert().tail();
247+
}
248+
240249
/**
241250
* Static factory method for creating <code>Tuple2</code>s from {@link java.util.Map.Entry}s.
242251
*

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple3.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -220,9 +220,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
220220
}
221221

222222
/**
223-
* Returns aTupleof all the elements of thisTuple except the last
223+
* Returns a{@link Tuple2}&lt;_1, _2&gt;of all the elements of this{@link Tuple3}&lt;_1, _2, _3&gt; except the last
224224
*
225-
* @return TheTuple representing all but the last element
225+
* @return The{@link Tuple2}&lt;_1, _2&gt; representing all but the last element
226226
*/
227227
publicTuple2<_1,_2>init() {
228228
returnrotateR3().tail();

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple4.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -247,9 +247,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
247247
}
248248

249249
/**
250-
* Returns aTupleof all the elements of thisTuple except the last
250+
* Returns a{@link Tuple3}&lt;_1, _2, _3&gt;of all the elements of this{@link Tuple4}&lt;_1, _2, _3, _4&gt; except the last
251251
*
252-
* @return TheTuple representing all but the last element
252+
* @return The{@link Tuple3}&lt;_1, _2, _3&gt; representing all but the last element
253253
*/
254254
publicTuple3<_1,_2,_3>init() {
255255
returnrotateR4().tail();

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple5.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -274,9 +274,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
274274
}
275275

276276
/**
277-
* Returns aTupleof all the elements of thisTuple except the last
277+
* Returns a{@link Tuple4}&lt;_1, _2, _3, _4&gt;of all the elements of this{@link Tuple5}&lt;_1, _2, _3, _4, _5&gt; except the last
278278
*
279-
* @return TheTuple representing all but the last element
279+
* @return The{@link Tuple4}&lt;_1, _2, _3, _4&gt; representing all but the last element
280280
*/
281281
publicTuple4<_1,_2,_3,_4>init() {
282282
returnrotateR5().tail();

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple6.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -305,9 +305,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
305305
}
306306

307307
/**
308-
* Returns aTupleof all the elements of thisTuple except the last
308+
* Returns a{@link Tuple5}&lt;_1, _2, _3, _4, _5&gt;of all the elements of this{@link Tuple6}&lt;_1, _2, _3, _4, _5, _6&gt; except the last
309309
*
310-
* @return TheTuple representing all but the last element
310+
* @return The{@link Tuple5}&lt;_1, _2, _3, _4, _5&gt; representing all but the last element
311311
*/
312312
publicTuple5<_1,_2,_3,_4,_5>init() {
313313
returnrotateR6().tail();

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple7.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -335,9 +335,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
335335
}
336336

337337
/**
338-
* Returns aTupleof all the elements of thisTuple except the last
338+
* Returns a{@link Tuple6}&lt;_1, _2, _3, _4, _5, _6&gt;of all the elements of this{@link Tuple7}&lt;_1, _2, _3, _4, _5, _6, _7&gt; except the last
339339
*
340-
* @return TheTuple representing all but the last element
340+
* @return The{@link Tuple6}&lt;_1, _2, _3, _4, _5, _6&gt; representing all but the last element
341341
*/
342342
publicTuple6<_1,_2,_3,_4,_5,_6>init() {
343343
returnrotateR7().tail();

‎src/main/java/com/jnape/palatable/lambda/adt/hlist/Tuple8.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -365,9 +365,9 @@ AppTrav extends Applicative<TravB, App>> AppTrav traverse(
365365
}
366366

367367
/**
368-
* Returns aTupleof all the elements of thisTuple except the last
368+
* Returns a{@link Tuple7}&lt;_1, _2, _3, _4, _5, _6, _7&gt;of all the elements of this{@link Tuple8}&lt;_1, _2, _3, _4, _5, _6, _7, _8&gt; except the last
369369
*
370-
* @return TheTuple representing all but the last element
370+
* @return The{@link Tuple7}&lt;_1, _2, _3, _4, _5, _6, _7&gt; representing all but the last element
371371
*/
372372
publicTuple7<_1,_2,_3,_4,_5,_6,_7>init() {
373373
returnrotateR8().tail();

‎src/test/java/com/jnape/palatable/lambda/adt/hlist/Tuple2Test.java

Lines changed: 7 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -6,13 +6,7 @@
66
importorg.junit.Before;
77
importorg.junit.Test;
88
importorg.junit.runner.RunWith;
9-
importtestsupport.traits.ApplicativeLaws;
10-
importtestsupport.traits.BifunctorLaws;
11-
importtestsupport.traits.FunctorLaws;
12-
importtestsupport.traits.MonadLaws;
13-
importtestsupport.traits.MonadRecLaws;
14-
importtestsupport.traits.MonadWriterLaws;
15-
importtestsupport.traits.TraversableLaws;
9+
importtestsupport.traits.*;
1610

1711
importjava.util.HashMap;
1812
importjava.util.Map;
@@ -26,10 +20,7 @@
2620
importstaticjava.util.Collections.emptyList;
2721
importstaticjava.util.Collections.singletonList;
2822
importstaticorg.junit.Assert.assertEquals;
29-
importstaticorg.mockito.Mockito.only;
30-
importstaticorg.mockito.Mockito.spy;
31-
importstaticorg.mockito.Mockito.verify;
32-
importstaticorg.mockito.Mockito.verifyNoMoreInteractions;
23+
importstaticorg.mockito.Mockito.*;
3324

3425
@RunWith(Traits.class)
3526
publicclassTuple2Test {
@@ -63,6 +54,11 @@ public void tail() {
6354
assertEquals(newSingletonHList<>(2),tuple2.tail());
6455
}
6556

57+
@Test
58+
publicvoidinit() {
59+
assertEquals(newSingletonHList<>(1),tuple2.init());
60+
}
61+
6662
@Test
6763
publicvoidcons() {
6864
assertEquals(newTuple3<>(0,tuple2),tuple2.cons(0));

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