Recent Trends in F# - Speaker Deck

Recent Trends in F#

by midoliy

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Recent Trends in F# midoliy ࠷ۙͷ F# ͷಈ޲

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midoliy • ྘઒ ୡ໵ / MIDORIKAWA Tatsuya • ౦ژ౎ࡏॅ • https://twitter.com/_midoliy_ • https://github.com/tatsuya-midorikawa

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RFC FS-1124 Interfaces with static abstract members (IWSAMs)

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RFC FS-1124 ࣮૷Ϋϥε΍ߏ଄ମʹ, static ϝϯόͷ࣮૷Λڧ੍Ͱ͖ΔΑ͏ʹ. IUUQTHJUIVCDPNGTIBSQGTMBOHEFTJHOCMPCNBJO3'$T'4JOUFSGBDFTXJUITUBUJDBCTUSBDUNFNCFSTNE Interfaces with static abstract members (IWSAMs)

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RFC FS-1124 Interfaces with static abstract members (IWSAMs) ᶃ .NET 7 (C# 11) Ͱ௥Ճ͞ΕΔ IWSAMs ʹ߹Θͤͯ, F# ʹ΋ಉػೳ͕௥Ճ͞Ε Δ͜ͱʹ. • ͦ΋ͦ΋ C# 2.0 ࣌఺Ͱ, ෳࡶ͕͞΋ͨΒ͢ѱӨڹͷํ͕େ͖͍ͱ͍͏ཧ༝ Ͱ, ҙਤతʹ Reject ͞Εͨػೳ. ᶄ ओʹ C# ޲͚ͷػೳͳͷͰ, F# Ͱ͸ SRTP ͳͲͰճආͰ͖ΔͳΒ, SRTP Λ࠾ ༻ͨ͠ํ͕ྑ͍ (৔߹͕ଟ͍) .

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RFC FS-1125 Add print and println functions to FSharp.Core

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RFC FS-1125 Add print and println functions to FSharp.Core System.Console.Write / .WriteLine ͷ alias ͕௥Ճ͞ΕΔ͜ͱʹ. IUUQTHJUIVCDPNGTIBSQGTMBOHEFTJHOCMPCNBJO3'$T'4QSJOUQSJOUMOGVODUJPOTNE

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RFC FS-1125 Add print and println functions to FSharp.Core ✦ Motivation • F# ೖ໳ऀ͸, ίϯιʔϧʹจࣈྻΛग़ྗ͢Δࡍʹ printf / printfn Λֶश͢Δ ͕, ଘ֎, ֶशίετ͕ߴ͍ͨΊ, ΑΓγϯϓϧͳग़ྗํ๏ͷఏڙΛܾΊͨ. • ྫ͑͹, ݱ࣌఺ͰҎԼͷίʔυ͸ΤϥʔͱͳΔ͕, F# ೖ໳ऀʹͦΕ͕ͳ͔ͥΛ ཧղͯ͠΋Β͏ʹ͸, ͋·Γʹ΋ֶशίετ͕ߴ͍.

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RFC FS-1126 Allow lower-case DU cases when in speci f ied []

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RFC FS-1126 Allow lower-case DU cases when in speci f ied [] ൑ผڞ༻ମ (DU) ͷέʔε໊ʹؔͯ͠, খจࣈ࢝·Γ͕ڐ༰͞ΕΔΑ͏ʹ. IUUQTHJUIVCDPNGTIBSQGTMBOHEFTJHOCMPCNBJO3'$T'4BMMPXMPXFSDBTFEVDBTFTXIFOSFRVJSFRVBMJ fi FEBDDFTTJTTQFDJ fi FENE

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Thank you!