<commit_before>//  Copyright (c) 2015 <NAME>. All rights reserved.

// MARK: - Unit

/// Returns its argument as an `Optional<T>`.
@available(*, deprecated, message: "Use Optional.Some")
public func unit<T>(_ x: T) -> T? {
	return x
}


// MARK: - Optional conjunction

/// Returns a tuple of two `Optional` values, or `nil` if either or both are `nil`.
public func &&& <T, U> (left: T?, right: @autoclosure () -> U?) -> (T, U)? {
	if let x = left, let y = right() {
		return (x, y)
	}<commit_msg>The deprecated `unit` function deleted.<commit_after>//  Copyright (c) 2015 <NAME>. All rights reserved.

// MARK: - Optional conjunction

/// Returns a tuple of two `Optional` values, or `nil` if either or both are `nil`.
public func &&& <T, U> (left: T?, right: @autoclosure () -> U?) -> (T, U)? {
	if let x = left, let y = right() {
		return (x, y)
	}
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{'dir': 'git-commits-cleaned', 'id': '5733817', 'n_tokens_mistral': 309, 'n_tokens_neox': 287, 'n_words': 119}