Merge pull request #948 from skaasten/config-generate-command

Add circleci config generate command

.circleci/config.yml

@@ -179,7 +179,7 @@ jobs:
 
   lint:
     docker:
-      - image: golangci/golangci-lint:v1.46-alpine
+      - image: golangci/golangci-lint:v1.51.0-alpine
     resource_class: large
     steps:
       - checkout

cmd/config.go

@@ -2,6 +2,11 @@ package cmd
 
 import (
 	"fmt"
+	"os"
+
+	"github.com/CircleCI-Public/circleci-config/generation"
+	"github.com/CircleCI-Public/circleci-config/labeling"
+	"github.com/CircleCI-Public/circleci-config/labeling/codebase"
 
 	"github.com/CircleCI-Public/circleci-cli/config"
 	"github.com/CircleCI-Public/circleci-cli/filetree"
@@ -121,10 +126,19 @@ func newConfigCommand(globalConfig *settings.Config) *cobra.Command {
 	migrateCommand.PersistentFlags().StringP("config", "c", ".circleci/config.yml", "path to config file")
 	migrateCommand.PersistentFlags().BoolP("in-place", "i", false, "whether to update file in place.  If false, emits to stdout")
 
+	generateCommand := &cobra.Command{
+		Use:   "generate <path>",
+		Short: "Generate a config by analyzing your repository contents",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return generateConfig(args)
+		},
+	}
+
 	configCmd.AddCommand(packCommand)
 	configCmd.AddCommand(validateCommand)
 	configCmd.AddCommand(processCommand)
 	configCmd.AddCommand(migrateCommand)
+	configCmd.AddCommand(generateCommand)
 
 	return configCmd
 }
@@ -146,3 +160,27 @@ func packConfig(args []string) error {
 func migrateConfig(args []string) error {
 	return proxy.Exec([]string{"config", "migrate"}, args)
 }
+
+func generateConfig(args []string) error {
+	path := "."
+	if len(args) == 1 {
+		path = args[0]
+	}
+
+	stat, err := os.Stat(path)
+
+	if os.IsNotExist(err) || !stat.IsDir() {
+		return fmt.Errorf("%s is not a directory", path)
+	}
+	if err != nil {
+		return fmt.Errorf("error reading from %s: %v", path, err)
+	}
+
+	cb := codebase.LocalCodebase{BasePath: path}
+	labels := labeling.ApplyAllRules(cb)
+	generatedConfig := generation.GenerateConfig(labels)
+
+	fmt.Print(generatedConfig.String())
+
+	return nil
+}

cmd/config_test.go

@@ -245,4 +245,22 @@ var _ = Describe("Config", func() {
 			})
 		})
 	})
+	Describe("generate", func() {
+		It("works without a path", func() {
+			command := exec.Command(pathCLI, "config", "generate")
+			session, err := gexec.Start(command, GinkgoWriter, GinkgoWriter)
+			session.Wait()
+			Expect(err).ShouldNot(HaveOccurred())
+			Eventually(session.Err.Contents()).Should(BeEmpty())
+			Eventually(session.Out.Contents()).Should(MatchRegexp("#.*"))
+		})
+		It("works with a path", func() {
+			command := exec.Command(pathCLI, "config", "generate", "..")
+			session, err := gexec.Start(command, GinkgoWriter, GinkgoWriter)
+			session.Wait()
+			Expect(err).ShouldNot(HaveOccurred())
+			Eventually(session.Err.Contents()).Should(BeEmpty())
+			Eventually(session.Out.Contents()).Should(MatchRegexp("#.*"))
+		})
+	})
 })

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/blang/semver v3.5.1+incompatible
 	github.com/briandowns/spinner v1.18.1
 	github.com/fatih/color v1.13.0
-	github.com/go-git/go-git/v5 v5.1.0
+	github.com/go-git/go-git/v5 v5.7.0
 	github.com/google/go-github v15.0.0+incompatible // indirect
 	github.com/google/go-querystring v0.0.0-20170111101155-53e6ce116135 // indirect
 	github.com/google/uuid v1.3.0
@@ -32,62 +32,70 @@ require (
 )
 
 require (
+	github.com/CircleCI-Public/circleci-config v0.0.0-20230609135034-182164ce950a
+	github.com/a8m/envsubst v1.4.2
 	github.com/charmbracelet/lipgloss v0.5.0
 	github.com/erikgeiser/promptkit v0.7.0
 	github.com/hexops/gotextdiff v1.0.3
 	github.com/stretchr/testify v1.8.2
 	golang.org/x/exp v0.0.0-20230321023759-10a507213a29
+	golang.org/x/term v0.8.0
 )
 
 require (
+	github.com/Microsoft/go-winio v0.5.2 // indirect
 	github.com/OneOfOne/xxhash v1.2.8 // indirect
-	github.com/a8m/envsubst v1.4.2 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20230518184743-7afd39499903 // indirect
+	github.com/acomagu/bufpipe v1.0.4 // indirect
 	github.com/agnivade/levenshtein v1.1.1 // indirect
+	github.com/alessio/shellescape v1.4.1 // indirect
 	github.com/atotto/clipboard v0.1.4 // indirect
 	github.com/charmbracelet/bubbles v0.11.0 // indirect
 	github.com/charmbracelet/bubbletea v0.21.0 // indirect
+	github.com/cloudflare/circl v1.3.3 // indirect
 	github.com/containerd/console v1.0.3 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/emirpasic/gods v1.12.0 // indirect
+	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/ghodss/yaml v1.0.0 // indirect
-	github.com/go-git/gcfg v1.5.0 // indirect
-	github.com/go-git/go-billy/v5 v5.0.0 // indirect
+	github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376 // indirect
+	github.com/go-git/go-billy/v5 v5.4.1 // indirect
 	github.com/gobwas/glob v0.2.3 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/hinshun/vt10x v0.0.0-20220301184237-5011da428d02 // indirect
-	github.com/imdario/mergo v0.3.12 // indirect
+	github.com/imdario/mergo v0.3.15 // indirect
 	github.com/inconshreveable/mousetrap v1.0.1 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
-	github.com/kevinburke/ssh_config v0.0.0-20190725054713-01f96b0aa0cd // indirect
+	github.com/kevinburke/ssh_config v1.2.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-runewidth v0.0.13 // indirect
 	github.com/mgutz/ansi v0.0.0-20170206155736-9520e82c474b // indirect
-	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/muesli/ansi v0.0.0-20211031195517-c9f0611b6c70 // indirect
 	github.com/muesli/cancelreader v0.2.0 // indirect
 	github.com/muesli/reflow v0.3.0 // indirect
 	github.com/muesli/termenv v0.12.0 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/open-policy-agent/opa v0.50.2 // indirect
+	github.com/pjbgf/sha1cd v0.3.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/rogpeppe/go-internal v1.9.0 // indirect
 	github.com/sergi/go-diff v1.1.0 // indirect
+	github.com/skeema/knownhosts v1.1.1 // indirect
 	github.com/tchap/go-patricia/v2 v2.3.1 // indirect
-	github.com/xanzy/ssh-agent v0.2.1 // indirect
+	github.com/xanzy/ssh-agent v0.3.3 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	github.com/yashtewari/glob-intersection v0.1.0 // indirect
-	golang.org/x/crypto v0.3.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/term v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect