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Node.js ͷύοέʔδ ؅ཧ 2015/2/19 @ M3 Tech Talk
 Shuhei Kagawa

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໰୊ • ϑϩϯτΤϯυͷϏϧυʹ Grunt Λ࢖͍ͬͯΔɻ • ϩʔΧϧͰ͸੒ޭ͍ͯ͠ΔͷʹɺJenkins ͰϏϧυ ͕ࣦഊ͢Δɾɾɾɻ

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npm • npmjs.com • 12 ສ ύοέʔδɺ1754 ສμ΢ϯϩʔυ/೔ • ϓϩδΣΫτͷ package.json ͱ͍͏ϑΝΠϧʹґଘ ϞδϡʔϧΛهड़ɻ • npm install ͢ΔͱϓϩδΣΫτσΟϨΫτϦҎԼͷ node_modules ͱ͍͏σΟϨΫτϦʹΠϯετʔϧ͞ ΕΔɻ

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UNIX ఩ֶ Write programs that do one thing and do it well ؔ਺Ұݸ͚ͩͷϞδϡʔϧ΋݁ߏ͋Δɻ

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ࣗ෼ͷϓϩδΣΫτ ௨ৗɺ΋ͬͱ޿͘ਂ͘ ωετ͍ͯ͠Δ

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ґଘϞδϡʔϧͷࢦఆ • package.json ʹόʔδϣϯͱͱ΋ʹهड़ɻ • ϑΝδʔͳόʔδϣϯࢦఆ͕σϑΥϧτʢnpm install —saveʣɻ • ~1.2.3 = 1.2.3 Ҏ্ 1.3.0 ະຬ
 ^1.2.3 = 1.2.3 Ҏ্ 2.0.0 ະຬ
 ^0.2.3 = 0.2.3 Ҏ্ 0.3.0 ະຬ • semver ͕ ݫີʹकΒΕ͍ͯΕ͹ breaking change ͸ͳ͍͸ ͣɾɾɾ • ΋ͪΖΜී௨ʹࢦఆ͢Δ͜ͱ͕Ͱ͖Δɻ

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ґଘύοέʔδͷ όʔδϣϯݻఆ • ϓϩδΣΫτ͕௚઀ґଘ͢ΔϥΠϒϥϦͷόʔδϣ ϯ͸ݻఆͰ͖Δɻ • ͕ɺϥΠϒϥϦ͕ґଘ͍ͯ͠ΔϥΠϒϥϦʢଙҎԼʣ ͷόʔδϣϯ͸ࢦఆͰ͖ͳ͍ʂʂʂ

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npm shrinkwrap • node_modules ಺ͷύοέʔδͷόʔδϣϯΛ npm-shrinkwrap.json ʹอଘɻ • ͜ΕΛόʔδϣϯ؅ཧ͢Ε͹ɺͲ͜Ͱ΋຤୅·Ͱಉ ͡όʔδϣϯͷύοέʔδΛΠϯετʔϧͰ͖Δɻ • ͙͢Կઍߦͱ͔ʹͳΔ͚Ͳɾɾɾɻ

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·ͱΊ • খ͍͞Ϟδϡʔϧ͕ͨ͘͞Μωετ͍ͯ͠Δɻ • ௨ৗɺଙҎԼͷϞδϡʔϧ͸όʔδϣϯݻఆͰ͖ͳ ͍ɻ • Ͳ͏ͯ͠΋ݻఆ͚ͨ͠Ε͹ npm shrinkwrapɻ