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Nozomu Ikuta 7th Dec. 2022 OSS࡞ऀ͸͡ΊͷҰา What I Learned by being an OSS Author

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ΞδΣϯμ 📝 Agenda ࣗݾ঺հ h3-corsύοέʔδͷ঺հ unjsʹ͍ͭͯ h3-cors͕Ͱ͖Δ·Ͱ h3-corsΛެ։ͨ݁͠Ռ ·ͱΊ

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ࣗݾ঺հ 🙋 About Me • Twitter / GitHub : ˏNozomuIkuta • ιϑτ΢ΣΞΤϯδχΞ at Global Brain • Vue.js೔ຊϢʔβʔάϧʔϓίΞελοϑ • unjsϝϯόʔ

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৺ͷ੠ “OSSެ։ͯ͠Έ͍ͨɺ͚ͲԿΛ͢Ε͹🥲”

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This lightning talk is for you. ΍ͬͯΈͨ

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h3-corsύοέʔδͷ঺հ

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h3-corsͱ͸ 🚦 What h3-cors is • unjs/h3༻ͷCORSϛυϧ΢ΣΞ • Express.js CORSͷ୅ସ

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৺ͷ੠ “unjs? h3?🤔”

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unjsʹ͍ͭͯ

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unjsͱ͸ 👀 What unjs is • ʮUni fi ed JavaScript Toolsʯͷུ • ؀ڥඇґଘͷύοέʔδ܈ • Nuxt 3Λ࣮ݱ͍ͯ͠ΔίΞ • ʮnitroʯͷ؅ཧओମ

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h3ͱ͸ 👀 What h3 is • ʮHTTPʯͷψϝϩχϜ • Nuxt 3ͷαʔόʔαΠυʢnitroͷ಺෦ʣͰϛυϧ΢ΣΞΛ୲͏ • Nuxt 2Ͱ͸connect / Expressͩͬͨ΋ͷ͕ஔ͖׵Θͬͨ

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ͳͥh3-corsΛ͔ͭͬͨ͘ 💡Why I created h3-cors • h3Ͱ͸Expressͷϛυϧ΢ΣΞʹҰ෦ޓ׵ੑ͕ͳ͔ͬͨ • ʮh3ͰCORSΛ࣮ݱ͢Δʹ͸ʯͱ͍͏IssueΛݟ͚ͭͨ • ίΞϝϯόʔ͕๩ͦ͠͏ͳͷͰɺࣗ෼͕΍ͬͯΈΔ͜ͱʹͨ͠ • OSSߩݙ͚ͩͰ͸ͳ͘ɺOSSެ։Λ΍ͬͯΈ͔ͨͬͨʢҰ൪ͷཧ༝ʣ

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h3-cors͕Ͱ͖Δ·Ͱ

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2022೥ɺळɻ “CORSɺงғؾͰ΍ͬͯ·ͨ͠”

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2022೥ɺळɻ “ϥΠϒϥϦͷηοτΞοϓ͕Θ͔Βͳ͍”

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2022೥ɺळɻ “ެ։ͯ͠΋࢖ΘΕͳ͍ͷͰ͸ʁ”

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ʮCORSɺงғؾͰ΍ͬͯ·ͨ͠ʯ 🧭 Road to h3-cors • MDNͰҰ͔Βษڧ • expressjs/corsͷιʔείʔυϦʔσΟϯά

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ϥΠϒϥϦͷηοτΞοϓ͕Θ͔Βͳ͍ 🧭 Road to h3-cors • ESM / CommonJSͷରԠ • package.jsonͷॻ͖ํ • READMEͷॻ͖ํ • unjs/templateͰҰൃղܾͰ͖ͨ

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ެ։ͯ͠΋࢖ΘΕͳ͍ͷͰ͸ʁ 🧭 Road to h3-cors • OSSެ։ͷମݧஊهࣄΛಡΉ • ςετ͸ͪΌΜͱॻ͘ɺΉ͠ΖςετͰ͖ΔΑ͏ʹ࣮૷͢Δ • README͸ͪΌΜͱॻ͘ • ։ൃऀମݧ͸ɺh3΍طଘͷྨࣅύοέʔδʹΑͤΔ • એ఻͢Δɺ͠ͳ͍ͱຒ΋ΕΔ

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h3-corsΛެ։ͨ݁͠Ռ

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h3-corsΛެ։ͨ݁͠Ռ 🔍 Results • ͸͡ΊͯͷGitHubελʔ • Issue͸خ͍͠ • PR͸΋ͬͱخ͍͠ • Φʔφʔγοϓͷ͋Δ։ൃ͸ָ ͍͠ • CORSͷ࣮૷·͕ͪͬͯ·ͨ͠ • NPMμ΢ϯϩʔυͷ਺ࣈ͸৳ͼ ͳ͍ • IssueτϦΞʔδͱ࣮૷ʹ͸࣌ؒ ͕ͱΒΕΔ • PRϨϏϡʔʹ΋͕࣌ؒͱΒΕΔ

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·ͱΊ Takeaways • ʮείʔϓͷด͍ͯ͡Δʯύοέʔδ͕͓͢͢Ί • ॳظηοτΞοϓ͸unjs/template͕͓͢͢Ί • ਺ࣈͷ৳ͼ͸ʮ඼࣭ͦͷ΋ͷʯΑΓ΋͖͔͚͕ͬ͋Δ͔ͳ͍͔ • ஶ໊ͳOSSͷϝϯςφʔͨͪͷେม͞ͷยྡྷΛຯΘ͑Δ • ϝϯςφϯε͸େม͚ͩͲɺΦʔφʔγοϓΛ΋ͯΔͷ͸ָ͍͠

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Thank you