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stdlib: fix up documentation for new methods

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Swift SVN r27510
This commit is contained in:
Dmitri Hrybenko
2015-04-21 00:15:03 +00:00
parent 7f366fc664
commit 62403ecc23
2 changed files with 52 additions and 35 deletions
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4
stdlib/public/core/CollectionAlgorithms.swift.gyb
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@@ -23,8 +23,9 @@ GElement = "Generator.Element"
//===----------------------------------------------------------------------===//
extension CollectionType {
// FIXME: dynamic dispatch for Set and Dictionary.
/// Returns `true` iff `self` is empty.
final public var _prext_isEmpty: Bool {
// FIXME: dynamic dispatch for Set and Dictionary.
return startIndex == endIndex
}
}
@@ -34,6 +35,7 @@ extension CollectionType {
//===----------------------------------------------------------------------===//
extension CollectionType {
/// Returns the first element of `self`, or `nil` if `self` is empty.
final public var _prext_first: Generator.Element? {
return _prext_isEmpty ? nil : self[startIndex]
}