Introduce Sub::Meta

Transcript

1. Introduce Sub::Meta kobaken a.k.a @kfly8 Perlͷ։ൃମݧΛྑ͍͖ͯ͘͠💪
2. ࣗݾ঺հ • kobaken a.k.a @kfly8 • ϞόΠϧϑΝΫτϦʔ • ΤϯδχΞ૊৫։ൃ੹೚ऀ • Ωʔϫʔυ: ODHDɺίʔνϯάɺ 1on1ɺDevOpsɺJobDescription • Japan Perl Association ཧࣄ • ࠷ۙɺ່̑ࡀʹUNOͰෛ͚Δ
3. Perlͷ։ൃମݧΛྑ͍ͨ͘͠💪
4. ։ൃମݧʹ͔ܽͤͳ͍ • ڧྗͳΤϥʔνΣοΫ • ิ׬ • ϑΥʔϚολ • ύϑΥʔϚϯε޲্ • ͳͲ
5. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻
6. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻ PPI Compiler::Lexer PPR
7. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻ Perl::Critic Perl::Lint Perl::MinimumV ersion Perl::LanguageS erver Spellunker::Pe rl
8. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻ RBS steep Sorbet RBI TypeProf ࢀߟɿhttps://techlife.cookpad.com/entry/2020/12/09/120454
9. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻ Sub::Meta
10. ৘ใ ߏจɾ஋ɾܕ औಘ ར༻ Sub::Meta Types::TypedCodeRef Boundary Types::HasTypedMethods
11. খ·ͱΊ • PerlͰ։ൃମݧΛྑ͍͖ͯ͘͠💪 • ͦͷͨΊʹɺϓϩάϥϜ͔Β৘ใ Λऔಘ͠ར༻͢ΔྲྀΕΛଊ͑Δ • Sub::Meta͸ɺ͜ͷྲྀΕͰ͍͏ਅ ΜதͷཱͪҐஔ • ؔ਺ͷϝλ৘ใΛར༻͠΍͘͢ ΔͨΊͷΦϒδΣΫτ܅
12. PerlͰؔ਺ͷϝλ৘ใΛ ѻ͏ͱ͖ͷࠞཚ ಛʹҾ਺ɺฦΓ஋
14. ؔ਺addͷϝλ৘ใ ؔ਺໊͸ʁ add ύοέʔδ͸ʁ Foo Կߦ໨͔Βఆٛ͞Ε͍ͯΔʁ 3ߦ໨
15. use Sub::Identify; sub_name(\&add) # => add stash_name(\&add) # => Foo my ($file, $line) = get_code_location(\&add)
16. my $meta = Sub::Meta->new( sub => \&add ); $meta->subname # => add $meta->stashname # => Foo $meta->line # => 3
17. Ͱ͸ɺҾ਺͸ʁ
22. ୔ࢁ͋ΔPerlͷ όϦσʔγϣϯϞδϡʔϧୡ
26. Ҿ਺όϦσʔγϣϯ܅͝ͱʹ ϝλ৘ใͷऔΓѻ͏ͷ໘౗
27. ৘ใ ؔ਺ͷϝλ Sub::Meta Data::Validator Smart::Args Type::Params Function::Parameters Sub::WrapInType …
28. DEMO
29. ฦΓ஋όϦσʔγϣϯ܅΋ ಉ༷ͷΞϓϩʔνͰղܾ
30. ৘ใ ؔ਺ͷϝλ Sub::Meta Return::Type Function::Return Sub::WrapInType …
31. ·ͱΊ • Perlͷ։ൃମݧΛྑ͍͖ͯ͘͠ 💪 • Sub::Meta͸ɺؔ਺ͷҾ਺ɺฦ Γ஋΋ؚΊͨϝλ৘ใΛ Sub::Metaʹू໿͠ɺ౷Ұతͳ ΠϯλʔϑΣʔεͰؔ਺ͷϝλ ৘ใΛѻ͑ΔΑ͏ʹ͢Δ܅
32. ࠓޙ͸ʁ • Sub::MetaͷܕදݱΛ҆ఆͤ͞ Δ(issue #42) • Boundary ( Interface࣮૷ )ʹؔ ਺໊͚ͩͰͳ͘ɺฦΓ஋ɺҾ਺ ͷܕ΋Ճຯ͢Δ #1 • Ruby3 steepͷΑ͏ͳ੩తͳ νΣοΧʔͷPoC