自作 CLI ツールのワークフローとそれを支える技術 / the workflow of my CLI tool and technologies which supports it

Transcript

1. at u-aizu LT spring ࣗ࡞ CLI πʔϧͷϫʔΫϑϩʔͱ ͦΕΛࢧ͑Δٕज़
2. !LUS@
   LUSɺΩλϩʔ
   ձ௡େֶ
   T 
   XIPBNJ
3. !LUS@
   LUSɺΩλϩʔ
   ձ௡େֶ
   T
   ແ৬ 
   XIPBNJ
7. $-*
   πʔϧͷ
   ϝϯςφϯεͷ໰୊
8. w ΞοϓσʔτΛ఻͑Δखஈ͕ͳ͍
   w खಈͰ
   ܧଓతʹϦϦʔε͢Δίετ ϝϯςφαΠυ
9. w ࠷৽͔Ͳ͏͔෼͔Βͳ͍
   w Ξοϓσʔτ͕खؒ ϢʔβαΠυ
10. w (PQIFSɺαʔόΤϯδχΞҎ֎΋
 Ϣʔβͱͯ͠૝ఆ
    w ࠷దͳΠϯετʔϧํ๏Λఏڙ͍ͨ͠
    LUSFWBOT
11. w Ϣʔβ͸Πϯετʔϧํ๏ΛબΜͰΠϯετʔϧ
    w Ϣʔβ͸ΞοϓσʔτΛߦ͏͔ΛબͿ͚ͩ
    w ΞοϓσʔτΛ֬ೝͤ͞ͳ͍
    w Ξοϓσʔτํ๏Λߟ͑ͤ͞ͳ͍ ΄Μͱ͏ʹඞཁͳ͜ͱ
12. ˞
    Ҏ߱ͷϑϩʔ͸
    (P
    ϓϩδΣΫτΛ લఏͱ͍ͯ͠·͢
13. $* SFQPTJUPSZ (JU)VC
    3FMFBTFT
    )PNFCSFX
    GPSNVMB
     commit fire create VTFS update NBJOUBJOFS OFX
    WFSTJPO bump
14. w ϓϩδΣΫτͷόʔδϣχϯά
    w $*
    ͱ࿈ܞͨ͠ϏϧυɺϦϦʔε
    w πʔϧͷࣗಈతͳΞοϓσʔτ $* SFQPTJUPSZ (JU)VC
    3FMFBTFT
    )PNFCSFX
    GPSNVMB
     commit fire create VTFS update NBJOUBJOFS OFX
    WFSTJPO bump
15. $* SFQPTJUPSZ (JU)VC
    3FMFBTFT
    )PNFCSFX
    GPSNVMB
     commit fire create VTFS update NBJOUBJOFS OFX
    WFSTJPO bump LUSHPTFNWFS
16. ηϚϯςΟοΫόʔδϣχϯά
    cmd/bump
    ʹΑΔߋ৽ LUSHPTFNWFS var v = semver.MustParse("0.3.1") $ bump patch main.go package main ... var v = semver.MustParse("0.3.2") CLI main.go
17. "45
    ΁ม׵͠ɺόʔδϣϯΛ୳͢ ͜ͱͰɺ҆શʹॻ͖׵͕͑Մೳ LUSHPTFNWFS *ast.CallExpr { . Fun: *ast.SelectorExpr { . . X: *ast.Ident { . . . NamePos: meta.go:10:12 . . . Name: "semver" . . } . . Sel: *ast.Ident { . . . NamePos: meta.go:10:19 . . . Name: "MustParse" . . } . } . Lparen: meta.go:10:28 . Args: []ast.Expr (len = 1) { . . 0: *ast.BasicLit { . . . ValuePos: meta.go:10:29 . . . Kind: STRING . . . Value: "\"0.3.1\"" . . } . } . Ellipsis: - . Rparen: meta.go:10:36 }
18. NJUDIFMMIHPY
    
    UDOLTNHIS $* SFQPTJUPSZ (JU)VC
    3FMFBTFT
    )PNFCSFX
    GPSNVMB
     commit fire create VTFS update NBJOUBJOFS OFX
    WFSTJPO bump
19. ෳ਺ϓϥοτϑΥʔϜ޲͚ʹϏϧυ
    (JU)VC
    3FMFBTFT
    ΁ͷ഑෍ NJUDIFMMIHPY
    
 UDOLTNHIS mitchellh/gox gox -osarch "$OSARCH" . for f in *; do mv "$f" evans tar cvzf "$f.tar.gz" evans rm -f evans done tcnksm/ghr git tag "$VERSION" git push origin "$VERSION" ghr "$VERSION" pkg
20. LUSHPVQEBUFS $* SFQPTJUPSZ (JU)VC
    3FMFBTFT
    )PNFCSFX
    GPSNVMB
     commit fire create VTFS update NBJOUBJOFS OFX
    WFSTJPO bump
21. w ࣗಈΞοϓσʔτ༻ϥΠϒϥϦ
    w ೚ҙͷखஈ
    .FBOT
    ͰΞοϓσʔτ͕Մೳ LUSHPVQEBUFS
22. var current = semver.MustParse("0.2.0") func main() { means, _ := updater.NewMeans( github.GitHubReleaseMeans("ktr0731", "evans", nil), ) u := updater.New(current, means) updatable, new, _ := u.Updatable(context.Background()) if updatable { _ = u.Update(context.Background()) fmt.Printf("updated: %s ! %s\n", current, new) } }
23. var current = semver.MustParse("0.2.0") func main() { means, _ := updater.SelectAvailableMeansFrom( context.Background(), brew.HomebrewMeans("ktr0731/evans", "evans"), github.GitHubReleaseMeans("ktr0731", "evans", nil), ) u := updater.New(current, means) updatable, new, _ := u.Updatable(context.Background()) if updatable { _ = u.Update(context.Background()) fmt.Printf("updated: %s ! %s\n", current, new) } }
24. $-*
    
    Ϟʔυ 3&1-
    Ϟʔυ autoUpdate
 USVF ΞοϓσʔτΛ
 ߦΘͳ͍ ϓϩϯϓτඇදࣔ
    ඇಉظΞοϓσʔτ autoUpdate GBMTF ΞοϓσʔτΛ
 ߦΘͳ͍ ϓϩϯϓτදࣔ
    ಉظΞοϓσʔτ
26. w HPTFNWFS
    ʹΑΔόʔδϣχϯά
    w HPY
    
    HIS
    ʹΑΔϏϧυɺϦϦʔε
    w HPVQEBUFS
    ʹΑΓɺΞοϓσʔτखॱʹ
 ؔ͢Δ஌ࣝΛϢʔβ͔Β׬શʹ෼཭ ·ͱΊ
27. w IUUQTNPUFNFOIBUFOBCMPHDPNFOUSZ HPHPCVNQWFSTJPOJOH
    w IUUQTEFFFFUDPNXSJUJOHHIS
    w IUUQTTZGNIBUFOBCMPHDPNFOUSZ  ࢀߟ
28. w (P
    -PHP
    JT
    $PQZSJHIU
    
    5IF
    (P
    "VUIPST
    "MM
    SJHIUT
    SFTFSWFE $PQZSJHIU