Evolution
• [SE-0215] Conform Never to Equatable and
Hashable
• [SE-0218] Introduce compactMapValues to
Dictionary
• [SE-0219] Package Manager Dependency
Mirroring
Slide 4
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[SE-0215] Conform Never to
Equatable and Hashable
• fatalError ။ճၚ Never
• ୠੋ૾ࡏଖଞํ༗ᴍ༻ɼൺํ㘸ᙛ API error
࣌ճၚత value
Slide 5
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[SE-0215] Conform Never to
Equatable and Hashable
• ᩋ Never ՄҎඃൺֱɼṜᒬൺֱ༻ɻ ૾ੋ
if result.value == Never
• Equatable, Hashable, Comparable & Error ࢧ
ԉɻ
Slide 6
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[SE-0218] Introduce
compactMapValues to Dictionary
• Sequence ༗ compactMap
•