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perlをWebAssembly上で動かすと何が嬉しいの??? / Where does Pe...
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mackee
December 09, 2025
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perlをWebAssembly上で動かすと何が嬉しいの??? / Where does Perl-on-Wasm actually make sense?
YAPC::Fukuoka 非公式リジェクトコン 2025
mackee
December 09, 2025
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Transcript
perlΛWebAssembly্Ͱಈ͔ ͢ͱԿ͕خ͍͠ͷʁʁʁ macopy YAPC::Fukuoka 2025 ඇެࣜϦδΣΫτίϯ
None
ຊฤͰ͜͏͍͏τʔΫΛͬͨऀͰ͢
Do you know Perl??
Do you know WebAssembly??
WebAssembly(MDNΑΓ) • WebAssembly ݱͷΣϒϒϥβʔͰ࣮ߦͰ͖ΔίʔυͷҰछ Ͱ͢ɻωΠςΟϒʹ͍ۙύϑΥʔϚϯεͰಈ࡞͢ΔɺίϯύΫτͳό ΠφϦʔܗࣜͷϨϕϧͳΞηϯϒϦʔ෩ݴޠͰ͢ɻ͞Βʹɺ C/ C++ɺC# Rust
ͳͲͷݴޠͷίϯύΠϧઌͱͳΓɺͦΕΒͷݴޠΛ Σϒ্Ͱ࣮ߦ͢Δ͜ͱ͕Ͱ͖·͢ɻ ·ͨɺJavaScript ͱฒ࣮ͯߦ ͢ΔΑ͏ʹઃܭ͞Ε͓ͯΓɺ྆ํΛҰॹʹಈ࡞ͤ͞Δ͜ͱ͕Ͱ͖· ͢ɻ
ͳΔ΄Ͳͳ͋
ͦ͏͍͑Perl
WebAssembly(MDNΑΓ) • WebAssembly ݱͷΣϒϒϥβʔͰ࣮ߦͰ͖ΔίʔυͷҰछ Ͱ͢ɻωΠςΟϒʹ͍ۙύϑΥʔϚϯεͰಈ࡞͢ΔɺίϯύΫτͳό ΠφϦʔܗࣜͷϨϕϧͳΞηϯϒϦʔ෩ݴޠͰ͢ɻ͞Βʹɺ C/ C++ɺC# Rust
ͳͲͷݴޠͷίϯύΠϧઌͱͳΓɺͦΕΒͷݴޠΛ Σϒ্Ͱ࣮ߦ͢Δ͜ͱ͕Ͱ͖·͢ɻ ·ͨɺJavaScript ͱฒ࣮ͯߦ ͢ΔΑ͏ʹઃܭ͞Ε͓ͯΓɺ྆ํΛҰॹʹಈ࡞ͤ͞Δ͜ͱ͕Ͱ͖· ͢ɻ
ɹPerlɹ (ƅшƅ)ɹWebAssembly ɹɹɹʘʗ|ɹy |ʘʗ
ɹɹPerlшƅWebAssembly ɹɹɹɹlʗ|ɹy |ʘl
zeroperl
zeroperlͬͯԿ • perlίϚϯυΛWebAssembly͚ʹίϯύΠϧͨ͠ͷ • github.com/6over3/zeroperl • ۩ମతʹwasi-sdkΛؚΊͯϏϧυͨ͠ͷ • wasi-sdklibcΛஔ͖͑ͯWASM͔ΒWASIΛ͑ΔΑ͏ʹͨ͠ ͷͰ…
perlΛWASMͰಈ͔ͯ͠Կ͕خ͍͠ͷʁ • zeroperlͷಈػ: ExifToolΛWebͰಈ͔͍ͨ͠ • exiftool.org • ը૾ͷϝλσʔλͰ͋ΔExifΛಡΈॻ͖͢ΔϞδϡʔϧ(Perl) • github.com/6over3/exiftool
• JavaScript͔ΒExifToolΛ͑ΔΑ͏ʹ͢Δ
1. PerlͰॻ͔Εͨࢿ࢈Λ͍͍ͨ
ͦͷଞPerlͰॻ͔ΕͨͷͰWASMͰಈ͔ͨ͠ Β(ໝ) • pt-query-digest • ϒϥβ্ͰϚΠάϨʔγϣϯ͍ͨ͜͠ͱ͕͋Δ͔Ͱ͍͏ͱṖ • ΤοδͳΒ༗༻͔ʁ͏ʔΜͲ͏ͩΖ͏ • όΠΦܥͩͱPerlͷίʔυͷࢿ࢈͕͋ΔΒ͍͠
2. ΤοδͰಈ͔͍ͨ͠
WASMϕʔεͷΤοδίϯϐϡʔςΟϯάڥ • Fastly Compute@Edge • WasmEdge • github.com/WasmEdge/WasmEdge • ࣗલͰFaaSΛཱͯΔ߹ʹ͏ίϯϙʔωϯτ
• Cloud fl are WorkersͰWASMಈ͘
3. ܰྔαϯυϘοΫεͱͯ͠ಈ͔͍ͨ͠
Anybatross • ΧϠοΫ͕ެ։͍ͯͨ͠ YAPC::Fukuoka͚ͷίʔυΰ ϧϑίϯςεταΠτ • Ϣʔβʔ͔Βૹ৴͞Εͨίʔυ Λ࣮ߦ͢ΔαϯυϘοΫεڥ ͱͯ͠WASMͱzeroperl͕༻͍ ΒΕ͍ͯΔ
[AD]ཪଆϒϩάॻ͍ͨͷͰͥͻʂ https://techblog.kayac.com/dive-to-anybatross
4. Only perl can parse Perl
???????
PerlΛύʔε͍ͨ࣌͠ʹ͏ʂ
ࢥ͍ग़͢γϦʔζ • YAPC::Japan::Online 2022ͷΞϯΧ ϑΝϨϯεͰࢲ͕ͨͭ͠ • Perlͱͯ͠ղऍͰ͖ͨΒফ͑Δͱ͍͏ ϧʔϧͩͬͨ • ࣌GoͰήʔϜ෦Λॻ͍ͯύʔε
Λ֎෦ίϚϯυݺͼग़͠Ͱ͍ͬͯͨ
ࠓͳΒWebͰ ΕΔͷͰͳ͍͔ʁʁʁʁʁ
ϓϨΠ
࣮Τά͍ߏ Perl on WASM on WASM #SPXTFS (PPO8"4. &CJUFO XB[FSP
[FSPQFSM
·ͱΊ • ϒϥβͰಈ͔ͤΔzeroperlͱ͍͏ͷ͕͋ΔΑ • WASMࣗମϒϥβͰಈ͔͢Ҏ֎ͷ༻్͋ΔΑ • Perl͓͠ΖݴޠͳͷͰɺ͓͠ΖݴޠΛ͋ͪͪ͜Ͱ ಈָ͔͍ͤͯ͠Α