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move coverage of the standard methods across Iterable, Array, java.util.Iterable (not quite complete but close)

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James Strachan
2011-12-23 15:46:41 +00:00
parent 5242985e2e
commit 877de17122
7 changed files with 152 additions and 38 deletions
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stdlib/ktSrc/JavaIterables.kt
-17
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@@ -1,4 +1,3 @@
// Note: this file is used to generate methods on Array<T> too
package std.util
import java.util.*
@@ -78,22 +77,6 @@ inline fun <T> java.lang.Iterable<T>.join(separator: String, prefix: String = ""
return buffer.toString().sure()
}
/** Returns a new collection containing the results of applying the given function to each element in this collection */
/*
inline fun <T, R> java.lang.Iterable<T>.map(result: Collection<R> = ArrayList<R>(), transform : (T) -> R) : Collection<R> {
for (item in this)
result.add(transform(item))
return result
}
*/
/** Returns a new collection containing the results of applying the given function to each element in this collection */
inline fun <T, R> java.util.Collection<T>.map(result: Collection<R> = ArrayList<R>(this.size), transform : (T) -> R) : Collection<R> {
for (item in this)
result.add(transform(item))
return result
}
inline fun <T, C: Collection<T>> java.lang.Iterable<T>.to(result: C) : C {
for (elem in this)
result.add(elem)