forked from mirrors/gomod2nix
Use cobra for command line parsing
This commit is contained in:
adisbladis
parent
96e8b390aa
commit
52125f6072
5 changed files with 92 additions and 45 deletions
66
cmd/root.go
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66
cmd/root.go
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@ -0,0 +1,66 @@
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package cmd
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import (
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"fmt"
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"os"
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"path/filepath"
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log "github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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generate "github.com/tweag/gomod2nix/generate"
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schema "github.com/tweag/gomod2nix/schema"
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)
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var (
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flagDirectory string
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flagOutDir string
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flagMaxJobs int
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)
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var rootCmd = &cobra.Command{
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Use: "gomod2nix",
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Short: "Convert applications using Go modules -> Nix",
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RunE: func(cmd *cobra.Command, args []string) error {
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return generateCmd(flagDirectory, flagOutDir, flagMaxJobs)
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},
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}
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func init() {
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rootCmd.PersistentFlags().StringVar(&flagDirectory, "dir", "", "Go project directory")
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rootCmd.PersistentFlags().StringVar(&flagOutDir, "outdir", "", "Output directory (defaults to project directory)")
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rootCmd.PersistentFlags().IntVar(&flagMaxJobs, "jobs", 10, "Max number of concurrent jobs")
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}
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func Execute() {
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err := rootCmd.Execute()
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if err != nil {
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os.Exit(1)
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}
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}
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func generateCmd(directory string, outDir string, maxJobs int) error {
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if outDir == "" {
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outDir = directory
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}
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goMod2NixPath := filepath.Join(outDir, "gomod2nix.toml")
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outFile := goMod2NixPath
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pkgs, err := generate.GeneratePkgs(directory, goMod2NixPath, maxJobs)
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if err != nil {
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return fmt.Errorf("error generating pkgs: %v", err)
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}
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output, err := schema.Marshal(pkgs)
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if err != nil {
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return fmt.Errorf("error marshaling output: %v", err)
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}
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err = os.WriteFile(outFile, output, 0644)
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if err != nil {
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return fmt.Errorf("error writing file: %v", err)
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}
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log.Info(fmt.Sprintf("Wrote: %s", outFile))
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return nil
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}
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3
go.mod
3
go.mod
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@ -10,6 +10,9 @@ require (
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)
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require (
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github.com/inconshreveable/mousetrap v1.0.0 // indirect
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github.com/spf13/cobra v1.4.0 // indirect
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github.com/spf13/pflag v1.0.5 // indirect
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golang.org/x/sys v0.0.0-20220610221304-9f5ed59c137d // indirect
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golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
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)
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8
go.sum
8
go.sum
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@ -13,6 +13,7 @@ github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc
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github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
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github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
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github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
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github.com/cpuguy83/go-md2man/v2 v2.0.1/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/dgraph-io/badger/v3 v3.2103.2/go.mod h1:RHo4/GmYcKKh5Lxu63wLEMHJ70Pac2JqZRYGhlyAo2M=
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@ -32,6 +33,7 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
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github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
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github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
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github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
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github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
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@ -48,6 +50,7 @@ github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/9
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
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github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
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github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
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github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
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github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
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@ -55,8 +58,12 @@ github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2
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github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
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github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
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github.com/spf13/cobra v0.0.5/go.mod h1:3K3wKZymM7VvHMDS9+Akkh4K60UwM26emMESw8tLCHU=
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github.com/spf13/cobra v1.4.0 h1:y+wJpx64xcgO1V+RcnwW0LEHxTKRi2ZDPSBjWnrg88Q=
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github.com/spf13/cobra v1.4.0/go.mod h1:Wo4iy3BUC+X2Fybo0PDqwJIv3dNRiZLHQymsfxlB84g=
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github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
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github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
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github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
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github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
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github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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@ -128,6 +135,7 @@ google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiq
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
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@ -40,6 +40,9 @@ schema = 1
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[mod."github.com/cpuguy83/go-md2man"]
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version = "v1.0.10"
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hash = "sha256-XP8oKAx5LgQ0fO1rjO9tWnbXB431VOzXVaRDPUP900g="
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[mod."github.com/cpuguy83/go-md2man/v2"]
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version = "v2.0.1"
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hash = "sha256-R+8iYit0mZjCxiGlp2C3Y5tGhySSNFU1v6wqsWKGBPM="
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[mod."github.com/davecgh/go-spew"]
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version = "v1.1.1"
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hash = "sha256-nhzSUrE1fCkN0+RL04N4h8jWmRFPPPWbCuDc7Ss0akI="
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@ -130,6 +133,9 @@ schema = 1
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[mod."github.com/russross/blackfriday"]
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version = "v1.5.2"
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hash = "sha256-7MjJB7KZoNFTBo5Qzc3LL9QKrzWf9keqt5lh7tl360s="
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[mod."github.com/russross/blackfriday/v2"]
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version = "v2.1.0"
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hash = "sha256-R+84l1si8az5yDqd5CYcFrTyNZ1eSYlpXKq6nFt4OTQ="
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[mod."github.com/sirupsen/logrus"]
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version = "v1.8.1"
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hash = "sha256-vUIDlLXYBD74+JqdoSx+W3J6r5cOk63heo0ElsHizoM="
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@ -143,14 +149,14 @@ schema = 1
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version = "v1.3.0"
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hash = "sha256-hbVF7F0YsgSybYEJa7W+Rz0As6OpgmpZOxB5JLFzAXc="
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[mod."github.com/spf13/cobra"]
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version = "v0.0.5"
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hash = "sha256-YovRLduyDxoYoz1tNVgh9rnebjFIaeNeeBzWYrREnXw="
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version = "v1.4.0"
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hash = "sha256-I6j9sD61Ztcc2W/WGeWo3ggYtnGTxNxZ2EFPdtO0UEY="
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[mod."github.com/spf13/jwalterweatherman"]
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version = "v1.0.0"
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hash = "sha256-KLftz+gaA5wSkvLqvQ7CuboB79kKEoTJvgTtrXatbiQ="
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[mod."github.com/spf13/pflag"]
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version = "v1.0.3"
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hash = "sha256-Vu3dUmDZASu8/sAVAXaBXawtbZhsL9nMo43vANOdNMU="
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version = "v1.0.5"
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hash = "sha256-w9LLYzxxP74WHT4ouBspH/iQZXjuAh2WQCHsuvyEjAw="
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[mod."github.com/spf13/viper"]
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version = "v1.3.2"
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hash = "sha256-8I/LyWr7cOKg+0NokEbewJ8WNz8hp0KLUW0WgNyGSaA="
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@ -218,8 +224,8 @@ schema = 1
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version = "v1.0.0-20190902080502-41f04d3bba15"
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hash = "sha256-Xl5gjoqU26M+Yxm6Xok5VHVpYT5hItwsN7d2Wj9L020="
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[mod."gopkg.in/yaml.v2"]
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version = "v2.2.2"
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hash = "sha256-SjNLmGSxoYabOi/zdjymW3mSgaxaS39btBQ3/aUIkgc="
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version = "v2.4.0"
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hash = "sha256-uVEGglIedjOIGZzHW4YwN1VoRSTK8o0eGZqzd+TNdd0="
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[mod."gopkg.in/yaml.v3"]
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version = "v3.0.0-20210107192922-496545a6307b"
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hash = "sha256-j8yDji+vqsitpRZirpb4w/Em8nstgf28wpwkcrOlxBk="
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42
main.go
42
main.go
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@ -1,43 +1,7 @@
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package main // import "github.com/tweag/gomod2nix"
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package main
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import (
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"flag"
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"fmt"
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log "github.com/sirupsen/logrus"
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generate "github.com/tweag/gomod2nix/generate"
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schema "github.com/tweag/gomod2nix/schema"
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"io/ioutil"
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"path/filepath"
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)
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import "github.com/tweag/gomod2nix/cmd"
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func main() {
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var directory = flag.String("dir", "./", "Go project directory")
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var maxJobs = flag.Int("jobs", 10, "Number of max parallel jobs")
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var outDirFlag = flag.String("outdir", "", "output directory (if different from project directory)")
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flag.Parse()
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outDir := *outDirFlag
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if outDir == "" {
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outDir = *directory
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}
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goMod2NixPath := filepath.Join(outDir, "gomod2nix.toml")
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outFile := goMod2NixPath
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pkgs, err := generate.GeneratePkgs(*directory, goMod2NixPath, *maxJobs)
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if err != nil {
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panic(err)
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}
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output, err := schema.Marshal(pkgs)
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(outFile, output, 0644)
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if err != nil {
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panic(err)
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}
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log.Info(fmt.Sprintf("Wrote: %s", outFile))
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cmd.Execute()
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}
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