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[stdlib] Requires in comments changed to Precondition

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Max Moiseev
2016-02-19 18:57:26 -08:00
parent 40b1a0b7e0
commit 78ba5d5f3f
52 changed files with 219 additions and 219 deletions
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6
stdlib/public/core/StringCharacterView.swift
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@@ -91,7 +91,7 @@ extension String.CharacterView : Collection {
/// Returns the next consecutive value after `self`.
///
/// - Requires: The next value is representable.
/// - Precondition: The next value is representable.
public func successor() -> Index {
_precondition(_base != _base._viewEndIndex, "cannot increment endIndex")
return Index(_base: _endBase)
@@ -99,7 +99,7 @@ extension String.CharacterView : Collection {
/// Returns the previous consecutive value before `self`.
///
/// - Requires: The previous value is representable.
/// - Precondition: The previous value is representable.
public func predecessor() -> Index {
_precondition(_base != _base._viewStartIndex,
"cannot decrement startIndex")
@@ -230,7 +230,7 @@ extension String.CharacterView : Collection {
/// Access the `Character` at `position`.
///
/// - Requires: `position` is a valid position in `self` and
/// - Precondition: `position` is a valid position in `self` and
/// `position != endIndex`.
public subscript(i: Index) -> Character {
return Character(String(unicodeScalars[i._base..<i._endBase]))