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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift Collections open source project
//
// Copyright (c) 2023 - 2024 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
//
//===----------------------------------------------------------------------===//
#if swift(>=5.8)
#if !COLLECTIONS_SINGLE_MODULE
import InternalCollectionsUtilities
#endif
@available(macOS 13.3, iOS 16.4, watchOS 9.4, tvOS 16.4, *)
extension BigString: RangeReplaceableCollection {
public init() {
self.init(_rope: _Rope())
}
public mutating func reserveCapacity(_ n: Int) {
// Do nothing.
}
public mutating func replaceSubrange(
_ subrange: Range<Index>,
with newElements: __owned some Sequence<Character> // Note: Sequence, not Collection
) {
if let newElements = _specialize(newElements, for: String.self) {
self._replaceSubrange(subrange, with: newElements)
} else if let newElements = _specialize(newElements, for: Substring.self) {
self._replaceSubrange(subrange, with: newElements)
} else if let newElements = _specialize(newElements, for: BigString.self) {
self._replaceSubrange(subrange, with: newElements)
} else if let newElements = _specialize(newElements, for: BigSubstring.self) {
self._replaceSubrange(subrange, with: newElements)
} else {
self._replaceSubrange(subrange, with: BigString(newElements))
}
}
public mutating func replaceSubrange(
_ subrange: Range<Index>, with newElements: __owned String
) {
_replaceSubrange(subrange, with: newElements)
}
public mutating func replaceSubrange(
_ subrange: Range<Index>, with newElements: __owned Substring
) {
_replaceSubrange(subrange, with: newElements)
}
public mutating func replaceSubrange(
_ subrange: Range<Index>, with newElements: __owned BigString
) {
_replaceSubrange(subrange, with: newElements)
}
public mutating func replaceSubrange(
_ subrange: Range<Index>, with newElements: __owned BigSubstring
) {
_replaceSubrange(subrange, with: newElements)
}
public init(_ elements: some Sequence<Character>) {
if let elements = _specialize(elements, for: String.self) {
self.init(_from: elements)
} else if let elements = _specialize(elements, for: Substring.self) {
self.init(_from: elements)
} else if let elements = _specialize(elements, for: BigString.self) {
self = elements
} else if let elements = _specialize(elements, for: BigSubstring.self) {
self.init(_from: elements)
} else {
self.init(_from: elements)
}
}
public init(_ elements: String) {
self.init(_from: elements)
}
public init(_ elements: Substring) {
self.init(_from: elements)
}
public init(_ elements: BigString) {
self = elements
}
public init(_ elements: BigSubstring) {
self.init(_from: elements)
}
public init(repeating repeatedValue: Character, count: Int) {
self.init(repeating: BigString(String(repeatedValue)), count: count)
}
public init(repeating repeatedValue: some StringProtocol, count: Int) {
self.init(repeating: BigString(repeatedValue), count: count)
}
public init(repeating value: Self, count: Int) {
precondition(count >= 0, "Negative count")
guard count > 0 else {
self.init()
return
}
self.init()
var c = 0
var piece = value
var current = 1
while c < count {
if count & current != 0 {
self.append(contentsOf: piece)
c |= current
}
piece.append(contentsOf: piece)
current *= 2
}
}
public init(repeating value: BigSubstring, count: Int) {
self.init(repeating: BigString(value), count: count)
}
public mutating func append(_ newElement: __owned Character) {
append(contentsOf: String(newElement))
}
public mutating func append(
contentsOf newElements: __owned some Sequence<Character>
) {
if let newElements = _specialize(newElements, for: String.self) {
append(contentsOf: newElements)
} else if let newElements = _specialize(newElements, for: Substring.self) {
append(contentsOf: newElements)
} else if let newElements = _specialize(newElements, for: BigString.self) {
append(contentsOf: newElements)
} else if let newElements = _specialize(
newElements, for: BigSubstring.self
) {
append(contentsOf: newElements)
} else {
append(contentsOf: BigString(newElements))
}
}
public mutating func append(contentsOf newElements: __owned String) {
_append(contentsOf: newElements[...])
}
public mutating func append(contentsOf newElements: __owned Substring) {
_append(contentsOf: newElements)
}
public mutating func append(contentsOf newElements: __owned BigString) {
_append(contentsOf: newElements)
}
public mutating func append(contentsOf newElements: __owned BigSubstring) {
_append(contentsOf: newElements._base, in: newElements._bounds)
}
public mutating func insert(_ newElement: Character, at i: Index) {
insert(contentsOf: String(newElement), at: i)
}
public mutating func insert(
contentsOf newElements: __owned some Sequence<Character>, // Note: Sequence, not Collection
at i: Index
) {
if let newElements = _specialize(newElements, for: String.self) {
insert(contentsOf: newElements, at: i)
} else if let newElements = _specialize(newElements, for: Substring.self) {
insert(contentsOf: newElements, at: i)
} else if let newElements = _specialize(newElements, for: BigString.self) {
insert(contentsOf: newElements, at: i)
} else if let newElements = _specialize(newElements, for: BigSubstring.self) {
insert(contentsOf: newElements, at: i)
} else {
insert(contentsOf: BigString(newElements), at: i)
}
}
public mutating func insert(contentsOf newElements: __owned String, at i: Index) {
_insert(contentsOf: newElements[...], at: i)
}
public mutating func insert(contentsOf newElements: __owned Substring, at i: Index) {
_insert(contentsOf: newElements, at: i)
}
public mutating func insert(contentsOf newElements: __owned BigString, at i: Index) {
_insert(contentsOf: newElements, at: i)
}
public mutating func insert(contentsOf newElements: __owned BigSubstring, at i: Index) {
_insert(contentsOf: newElements._base, in: newElements._bounds, at: i)
}
@discardableResult
public mutating func remove(at i: Index) -> Character {
removeCharacter(at: i)
}
public mutating func removeSubrange(_ bounds: Range<Index>) {
_removeSubrange(bounds)
}
public mutating func removeAll(keepingCapacity keepCapacity: Bool = false) {
self = BigString()
}
}
#endif
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