diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..0f71215 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +test.json diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..63419b4 --- /dev/null +++ b/Makefile @@ -0,0 +1,2 @@ +build: + GOOS=linux GOARCH=amd64 go build -o bin/description-checker diff --git a/README.md b/README.md index 0a13fc8..2827141 100644 --- a/README.md +++ b/README.md @@ -1 +1,46 @@ -Action +# PR Description checker Github Action + +Simple Github Action to check whether PR description is set both when PR template is set and when there is no expectations of PR description. + +## Example usage + +```yaml +name: 'PR description checker' +on: + pull_request: + types: + - opened + - edited + - reopened + - labeled + - unlabeled + +jobs: + check-pr-description: + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v2 + - uses: jadrol/pr-description-checker-action@v1.0.0 + id: description-checker + with: + repo-token: ${{ secrets.GITHUB_TOKEN }} + exempt-labels: no qa + +``` + +## Parameters + +| param | required | default | description | +| ----------------------------- | -------- | ---------------------------------------------------------------------------------- | ---------------------------------------------------------------------- | +| `repo-token` | true | - | Github token provided in Github Actions | +| `exempt-labels` | false | "" | list of labels to exempt from check, comma separated | +| `template-path` | false | `"./.github/PULL_REQUEST_TEMPLATE.md"` | path to PR template | +| `comment` | false | "true" | whether to post comment when check fails | +| `comment-empty-description` | false | "PR description is empty, please add some valid description" | comment body used when empty description | +| `comment-template-not-filled` | false | "PR description is too short and seems to not fulfill PR template, please fill in" | comment body used when template seems not to be filled in | +| `comment-github-token` | false | `${{ repo-token }}` | Github token used to post comment, defaults to `repo-token` if not set | + +## Known limitations + +* this actions supports only one PR template per repository +* if your PR contains sections to be deleted on condition it will possibly return false-positives diff --git a/action.yml b/action.yml new file mode 100644 index 0000000..ea58a13 --- /dev/null +++ b/action.yml @@ -0,0 +1,41 @@ +name: PR description checker +description: Checks if PR description is present, in case of templated description it checks whether it is filled in or not +inputs: + repo-token: + description: The GITHUB_TOKEN secret + required: true + exempt-labels: + description: PR labels that should be skipped, comma separated + default: "" + template-path: + description: Path to PR template if custom + default: "./.github/PULL_REQUEST_TEMPLATE.md" + comment: + description: Whether to add comment to PR + default: true + comment-empty-description: + description: Comment to use when empty description + default: PR description is empty, please add some valid description + comment-template-not-filled: + description: Comment to use when template not filled in + default: PR description is too short and seems to not fulfill PR template, please fill in + comment-github-token: + description: Github token to use while creating comment + default: "" + +runs: + using: composite + steps: + - shell: bash + run: $GITHUB_ACTION_PATH/bin/description-checker + env: + INPUT_PR-NUMBER: ${{ github.event.number }} + INPUT_REPO-OWNER: ${{ github.event.repository.owner.login }} + INPUT_REPO-NAME: ${{ github.event.repository.name }} + INPUT_REPO-TOKEN: ${{ inputs.repo-token }} + INPUT_EXEMPT-LABELS: ${{ inputs.exempt-labels }} + INPUT_TEMPLATE-PATH: ${{ inputs.template-path }} + INPUT_COMMENT: ${{ inputs.comment }} + INPUT_COMMENT-EMPTY-DESCRIPTION: ${{ inputs.comment-empty-description }} + INPUT_COMMENT-TEMPLATE-NOT-FILLED: ${{ inputs.comment-template-not-filled }} + INPUT_COMMENT-GITHUB-TOKEN: ${{ inputs.comment-github-token }} diff --git a/bin/description-checker b/bin/description-checker new file mode 100755 index 0000000..7a7a4e4 Binary files /dev/null and b/bin/description-checker differ diff --git a/description_checker_go_suite_test.go b/description_checker_go_suite_test.go new file mode 100644 index 0000000..b77e3c7 --- /dev/null +++ b/description_checker_go_suite_test.go @@ -0,0 +1,13 @@ +package main_test + +import ( + "testing" + + . "github.com/onsi/ginkgo" + . "github.com/onsi/gomega" +) + +func TestDescriptionCheckerGo(t *testing.T) { + RegisterFailHandler(Fail) + RunSpecs(t, "DescriptionCheckerGo Suite") +} diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..448b27a --- /dev/null +++ b/go.mod @@ -0,0 +1,26 @@ +module github.com/jadrol/pr-description-checker-action + +go 1.17 + +require ( + github.com/google/go-github/v42 v42.0.0 + github.com/onsi/ginkgo v1.16.5 + github.com/onsi/gomega v1.18.1 + github.com/sethvargo/go-githubactions v0.5.2 + golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be +) + +require ( + github.com/fsnotify/fsnotify v1.4.9 // indirect + github.com/golang/protobuf v1.5.2 // indirect + github.com/google/go-querystring v1.1.0 // indirect + github.com/nxadm/tail v1.4.8 // indirect + golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 // indirect + golang.org/x/net v0.0.0-20210428140749-89ef3d95e781 // indirect + golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e // indirect + golang.org/x/text v0.3.6 // indirect + google.golang.org/appengine v1.6.7 // indirect + google.golang.org/protobuf v1.26.0 // indirect + gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect + gopkg.in/yaml.v2 v2.4.0 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..0619b7c --- /dev/null +++ b/go.sum @@ -0,0 +1,129 @@ +github.com/bradleyfalzon/ghinstallation/v2 v2.0.3/go.mod h1:tlgi+JWCXnKFx/Y4WtnDbZEINo31N5bcvnCoqieefmk= +github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI= +github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI= +github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= +github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4= +github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ= +github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE= +github.com/golang-jwt/jwt/v4 v4.0.0/go.mod h1:/xlHOz8bRuivTWchD4jCa+NbatV+wEUSzwAxVc6locg= +github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= +github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= +github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= +github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= +github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= +github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw= +github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= +github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ= +github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-github/v39 v39.0.0/go.mod h1:C1s8C5aCC9L+JXIYpJM5GYytdX52vC1bLvHEF1IhBrE= +github.com/google/go-github/v42 v42.0.0 h1:YNT0FwjPrEysRkLIiKuEfSvBPCGKphW5aS5PxwaoLec= +github.com/google/go-github/v42 v42.0.0/go.mod h1:jgg/jvyI0YlDOM1/ps6XYh04HNQ3vKf0CVko62/EhRg= +github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8= +github.com/google/go-querystring v1.1.0/go.mod h1:Kcdr2DB4koayq7X8pmAG4sNG59So17icRSOU623lUBU= +github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= +github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU= +github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc= +github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A= +github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE= +github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU= +github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= +github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk= +github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0= +github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE= +github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU= +github.com/onsi/ginkgo/v2 v2.0.0 h1:CcuG/HvWNkkaqCUpJifQY8z7qEMBJya6aLPx6ftGyjQ= +github.com/onsi/ginkgo/v2 v2.0.0/go.mod h1:vw5CSIxN1JObi/U8gcbwft7ZxR2dgaR70JSE3/PpL4c= +github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY= 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h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= +golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= +golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 h1:HWj/xjIHfjYU5nVXpTM0s39J9CbLn7Cc5a7IC5rwsMQ= +golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= +golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= +golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= +golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= +golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks= +golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 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v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY= +gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ= diff --git a/main.go b/main.go new file mode 100644 index 0000000..0bf3213 --- /dev/null +++ b/main.go @@ -0,0 +1,136 @@ +package main + +import ( + "context" + "os" + "regexp" + "strconv" + "strings" + + "github.com/google/go-github/v42/github" + "github.com/sethvargo/go-githubactions" + "golang.org/x/oauth2" +) + +var ( + markdownCommentRegex = regexp.MustCompile(`\<\!\-\-\-.*\-\-\>`) +) + +type config struct { + githubToken string + templatePath string + exemptLabels []string + comment bool + commentEmptyDescription string + commentTemplateNotFilled string + commentGithubToken string + + repoOwner string + repoName string + prNumber int +} + +func generateConfig() *config { + cfg := config{} + + cfg.githubToken = githubactions.GetInput("repo-token") + cfg.templatePath = githubactions.GetInput("template-path") + cfg.exemptLabels = strings.Split(githubactions.GetInput("exempt-labels"), ",") + cfg.comment, _ = strconv.ParseBool(githubactions.GetInput("comment")) + cfg.commentEmptyDescription = githubactions.GetInput("comment-empty-description") + cfg.commentTemplateNotFilled = githubactions.GetInput("comment-template-not-filled") + cfg.commentGithubToken = githubactions.GetInput("comment-github-token") + + cfg.prNumber, _ = strconv.Atoi(githubactions.GetInput("pr-number")) + cfg.repoOwner = githubactions.GetInput("repo-owner") + cfg.repoName = githubactions.GetInput("repo-name") + + return &cfg +} + +func fetchTemplate() (string, error) { + data, err := os.ReadFile(cfg.templatePath) + + if err != nil { + return "", err + } + + return string(data), nil +} + +func newGithubClient(token string) *github.Client { + ctx := context.Background() + + ts := oauth2.StaticTokenSource(&oauth2.Token{AccessToken: token}) + tc := oauth2.NewClient(ctx, ts) + + return github.NewClient(tc) +} + +func normalizeDescription(description string) string { + description = strings.Replace(description, "\r\n", "\n", -1) + description = markdownCommentRegex.ReplaceAllString(description, "") + description = strings.TrimSpace(description) + + return description +} + +var cfg *config + +func main() { + cfg = generateConfig() + + template, err := fetchTemplate() + template = normalizeDescription(template) + + if err != nil { + githubactions.Infof("Failed to fetch template: %s, will continue without template", err) + } + + githubClient := newGithubClient(cfg.githubToken) + + pr, _, _ := githubClient.PullRequests.Get(context.Background(), cfg.repoOwner, cfg.repoName, cfg.prNumber) + + skipCheck := false + for _, label := range pr.Labels { + for _, exemptLabel := range cfg.exemptLabels { + if label.GetName() == strings.Trim(exemptLabel, " ") { + skipCheck = true + break + } + } + } + + if skipCheck { + githubactions.Infof("Skipping check because of exempt label") + os.Exit(0) + } + + description := normalizeDescription(pr.GetBody()) + var errorMsg string + if len(description) == 0 { + errorMsg = cfg.commentEmptyDescription + } else if len(description) <= len(template) { + errorMsg = cfg.commentTemplateNotFilled + } + + if errorMsg != "" { + if cfg.comment { + if cfg.commentGithubToken != "" { + githubClient = newGithubClient(cfg.commentGithubToken) + } + + _, _, err := githubClient.Issues.CreateComment(context.Background(), cfg.repoOwner, cfg.repoName, cfg.prNumber, &github.IssueComment{ + Body: &errorMsg, + }) + + if err != nil { + githubactions.Fatalf("Failed to create comment: %s", err) + } + } + + githubactions.Fatalf(errorMsg) + } + + githubactions.Infof("Description is valid") +} diff --git a/main_test.go b/main_test.go new file mode 100644 index 0000000..d83855d --- /dev/null +++ b/main_test.go @@ -0,0 +1,21 @@ +package main + +import ( + . "github.com/onsi/ginkgo" + . "github.com/onsi/ginkgo/extensions/table" + . "github.com/onsi/gomega" +) + +var _ = Describe("Main", func() { + Describe("normalizeDescription()", func() { + DescribeTable("normalization of markdown", + func(input, output string) { + Expect(normalizeDescription(input)).To(Equal(output)) + }, + Entry("Blank input", "", ""), + Entry("Plain text input", "Hello world", "Hello world"), + Entry("Markdown input without comments", "**Hello world**\n\n* test\n*test2", "**Hello world**\n\n* test\n*test2"), + Entry("Markdown with comments", "**Hello world**\n\n", "**Hello world**"), + ) + }) +})