Node.js Package Management

Transcript

1. 1.

   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