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[stdlib] Propagate CollectionType docs to models

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266 undocumented public APIs remain in core

Swift SVN r22206
This commit is contained in:
Dave Abrahams
2014-09-23 08:19:23 +00:00
parent 44c1709505
commit 1dd7272fe9
22 changed files with 306 additions and 61 deletions
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15
stdlib/core/StringUnicodeScalarView.swift
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@@ -83,16 +83,27 @@ extension String {
var _core: _StringCore
}
/// The position of the first `UnicodeScalar` if the `String` is
/// non-empty; identical to `endIndex` otherwise.
public var startIndex: Index {
return Index(_core.startIndex, _core)
}
/// The "past the end" position.
///
/// `endIndex` is not a valid argument to `subscript`, and is always
/// reachable from `startIndex` by zero or more applications of
/// `successor()`.
public var endIndex: Index {
return Index(_core.endIndex, _core)
}
public subscript(i: Index) -> UnicodeScalar {
var scratch = _ScratchGenerator(_core, i._position)
/// Access the element at `position`.
///
/// Requires: `position` is a valid position in `self` and
/// `position != endIndex`.
public subscript(position: Index) -> UnicodeScalar {
var scratch = _ScratchGenerator(_core, position._position)
var decoder = UTF16()
switch decoder.decode(&scratch) {
case .Result(let us):