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package command
import (
"fmt"
"io"
"regexp"
"sort"
"strconv"
"strings"
"github.com/cli/cli/api"
"github.com/cli/cli/context"
"github.com/cli/cli/git"
"github.com/cli/cli/internal/ghrepo"
"github.com/cli/cli/pkg/text"
"github.com/cli/cli/utils"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
func init() {
RootCmd.AddCommand(prCmd)
prCmd.AddCommand(prCheckoutCmd)
prCmd.AddCommand(prCreateCmd)
prCmd.AddCommand(prStatusCmd)
prCmd.AddCommand(prCloseCmd)
prCmd.AddCommand(prReopenCmd)
prCmd.AddCommand(prMergeCmd)
prMergeCmd.Flags().BoolP("merge", "m", true, "Merge the commits with the base branch")
prMergeCmd.Flags().BoolP("rebase", "r", false, "Rebase the commits onto the base branch")
prMergeCmd.Flags().BoolP("squash", "s", false, "Squash the commits into one commit and merge it into the base branch")
prCmd.AddCommand(prListCmd)
prListCmd.Flags().IntP("limit", "L", 30, "Maximum number of items to fetch")
prListCmd.Flags().StringP("state", "s", "open", "Filter by state: {open|closed|merged|all}")
prListCmd.Flags().StringP("base", "B", "", "Filter by base branch")
prListCmd.Flags().StringSliceP("label", "l", nil, "Filter by label")
prListCmd.Flags().StringP("assignee", "a", "", "Filter by assignee")
prCmd.AddCommand(prViewCmd)
prViewCmd.Flags().BoolP("web", "w", false, "Open a pull request in the browser")
}
var prCmd = &cobra.Command{
Use: "pr",
Short: "Create, view, and checkout pull requests",
Long: `Work with GitHub pull requests.
A pull request can be supplied as argument in any of the following formats:
- by number, e.g. "123";
- by URL, e.g. "https://github.com/OWNER/REPO/pull/123"; or
- by the name of its head branch, e.g. "patch-1" or "OWNER:patch-1".`,
}
var prListCmd = &cobra.Command{
Use: "list",
Short: "List and filter pull requests in this repository",
RunE: prList,
}
var prStatusCmd = &cobra.Command{
Use: "status",
Short: "Show status of relevant pull requests",
RunE: prStatus,
}
var prViewCmd = &cobra.Command{
Use: "view [<number> | <url> | <branch>]",
Short: "View a pull request",
Long: `Display the title, body, and other information about a pull request.
Without an argument, the pull request that belongs to the current branch
is displayed.
With '--web', open the pull request in a web browser instead.`,
RunE: prView,
}
var prCloseCmd = &cobra.Command{
Use: "close {<number> | <url> | <branch>}",
Short: "Close a pull request",
Args: cobra.ExactArgs(1),
RunE: prClose,
}
var prReopenCmd = &cobra.Command{
Use: "reopen {<number> | <url> | <branch>}",
Short: "Reopen a pull request",
Args: cobra.ExactArgs(1),
RunE: prReopen,
}
var prMergeCmd = &cobra.Command{
Use: "merge [<number> | <url> | <branch>]",
Short: "Merge a pull request",
Args: cobra.MaximumNArgs(1),
RunE: prMerge,
}
func prStatus(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
currentUser, err := ctx.AuthLogin()
if err != nil {
return err
}
baseRepo, err := determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
repoOverride, _ := cmd.Flags().GetString("repo")
currentPRNumber, currentPRHeadRef, err := prSelectorForCurrentBranch(ctx, baseRepo)
if err != nil && repoOverride == "" && err.Error() != "git: not on any branch" {
return fmt.Errorf("could not query for pull request for current branch: %w", err)
}
prPayload, err := api.PullRequests(apiClient, baseRepo, currentPRNumber, currentPRHeadRef, currentUser)
if err != nil {
return err
}
out := colorableOut(cmd)
fmt.Fprintln(out, "")
fmt.Fprintf(out, "Relevant pull requests in %s\n", ghrepo.FullName(baseRepo))
fmt.Fprintln(out, "")
printHeader(out, "Current branch")
currentPR := prPayload.CurrentPR
currentBranch, _ := ctx.Branch()
if currentPR != nil && currentPR.State != "OPEN" && prPayload.DefaultBranch == currentBranch {
currentPR = nil
}
if currentPR != nil {
printPrs(out, 1, *currentPR)
} else if currentPRHeadRef == "" {
printMessage(out, " There is no current branch")
} else {
printMessage(out, fmt.Sprintf(" There is no pull request associated with %s", utils.Cyan("["+currentPRHeadRef+"]")))
}
fmt.Fprintln(out)
printHeader(out, "Created by you")
if prPayload.ViewerCreated.TotalCount > 0 {
printPrs(out, prPayload.ViewerCreated.TotalCount, prPayload.ViewerCreated.PullRequests...)
} else {
printMessage(out, " You have no open pull requests")
}
fmt.Fprintln(out)
printHeader(out, "Requesting a code review from you")
if prPayload.ReviewRequested.TotalCount > 0 {
printPrs(out, prPayload.ReviewRequested.TotalCount, prPayload.ReviewRequested.PullRequests...)
} else {
printMessage(out, " You have no pull requests to review")
}
fmt.Fprintln(out)
return nil
}
func prList(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
baseRepo, err := determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
limit, err := cmd.Flags().GetInt("limit")
if err != nil {
return err
}
state, err := cmd.Flags().GetString("state")
if err != nil {
return err
}
baseBranch, err := cmd.Flags().GetString("base")
if err != nil {
return err
}
labels, err := cmd.Flags().GetStringSlice("label")
if err != nil {
return err
}
assignee, err := cmd.Flags().GetString("assignee")
if err != nil {
return err
}
var graphqlState []string
switch state {
case "open":
graphqlState = []string{"OPEN"}
case "closed":
graphqlState = []string{"CLOSED", "MERGED"}
case "merged":
graphqlState = []string{"MERGED"}
case "all":
graphqlState = []string{"OPEN", "CLOSED", "MERGED"}
default:
return fmt.Errorf("invalid state: %s", state)
}
params := map[string]interface{}{
"owner": baseRepo.RepoOwner(),
"repo": baseRepo.RepoName(),
"state": graphqlState,
}
if len(labels) > 0 {
params["labels"] = labels
}
if baseBranch != "" {
params["baseBranch"] = baseBranch
}
if assignee != "" {
params["assignee"] = assignee
}
listResult, err := api.PullRequestList(apiClient, params, limit)
if err != nil {
return err
}
hasFilters := false
cmd.Flags().Visit(func(f *pflag.Flag) {
switch f.Name {
case "state", "label", "base", "assignee":
hasFilters = true
}
})
title := listHeader(ghrepo.FullName(baseRepo), "pull request", len(listResult.PullRequests), listResult.TotalCount, hasFilters)
// TODO: avoid printing header if piped to a script
fmt.Fprintf(colorableErr(cmd), "\n%s\n\n", title)
table := utils.NewTablePrinter(cmd.OutOrStdout())
for _, pr := range listResult.PullRequests {
prNum := strconv.Itoa(pr.Number)
if table.IsTTY() {
prNum = "#" + prNum
}
table.AddField(prNum, nil, colorFuncForPR(pr))
table.AddField(replaceExcessiveWhitespace(pr.Title), nil, nil)
table.AddField(pr.HeadLabel(), nil, utils.Cyan)
table.EndRow()
}
err = table.Render()
if err != nil {
return err
}
return nil
}
func prStateTitleWithColor(pr api.PullRequest) string {
prStateColorFunc := colorFuncForPR(pr)
if pr.State == "OPEN" && pr.IsDraft {
return prStateColorFunc(strings.Title(strings.ToLower("Draft")))
}
return prStateColorFunc(strings.Title(strings.ToLower(pr.State)))
}
func colorFuncForPR(pr api.PullRequest) func(string) string {
if pr.State == "OPEN" && pr.IsDraft {
return utils.Gray
}
return colorFuncForState(pr.State)
}
// colorFuncForState returns a color function for a PR/Issue state
func colorFuncForState(state string) func(string) string {
switch state {
case "OPEN":
return utils.Green
case "CLOSED":
return utils.Red
case "MERGED":
return utils.Magenta
default:
return nil
}
}
func prView(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
var baseRepo ghrepo.Interface
var prArg string
if len(args) > 0 {
prArg = args[0]
if prNum, repo := prFromURL(prArg); repo != nil {
prArg = prNum
baseRepo = repo
}
}
if baseRepo == nil {
baseRepo, err = determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
}
web, err := cmd.Flags().GetBool("web")
if err != nil {
return err
}
var openURL string
var pr *api.PullRequest
if len(args) > 0 {
pr, err = prFromArg(apiClient, baseRepo, prArg)
if err != nil {
return err
}
openURL = pr.URL
} else {
prNumber, branchWithOwner, err := prSelectorForCurrentBranch(ctx, baseRepo)
if err != nil {
return err
}
if prNumber > 0 {
openURL = fmt.Sprintf("https://github.com/%s/pull/%d", ghrepo.FullName(baseRepo), prNumber)
if !web {
pr, err = api.PullRequestByNumber(apiClient, baseRepo, prNumber)
if err != nil {
return err
}
}
} else {
pr, err = api.PullRequestForBranch(apiClient, baseRepo, "", branchWithOwner)
if err != nil {
return err
}
openURL = pr.URL
}
}
if web {
fmt.Fprintf(cmd.ErrOrStderr(), "Opening %s in your browser.\n", openURL)
return utils.OpenInBrowser(openURL)
} else {
out := colorableOut(cmd)
return printPrPreview(out, pr)
}
}
func prClose(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
baseRepo, err := determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
pr, err := prFromArg(apiClient, baseRepo, args[0])
if err != nil {
return err
}
if pr.State == "MERGED" {
err := fmt.Errorf("%s Pull request #%d can't be closed because it was already merged", utils.Red("!"), pr.Number)
return err
} else if pr.Closed {
fmt.Fprintf(colorableErr(cmd), "%s Pull request #%d is already closed\n", utils.Yellow("!"), pr.Number)
return nil
}
err = api.PullRequestClose(apiClient, baseRepo, pr)
if err != nil {
return fmt.Errorf("API call failed: %w", err)
}
fmt.Fprintf(colorableErr(cmd), "%s Closed pull request #%d\n", utils.Red("✔"), pr.Number)
return nil
}
func prReopen(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
baseRepo, err := determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
pr, err := prFromArg(apiClient, baseRepo, args[0])
if err != nil {
return err
}
if pr.State == "MERGED" {
err := fmt.Errorf("%s Pull request #%d can't be reopened because it was already merged", utils.Red("!"), pr.Number)
return err
}
if !pr.Closed {
fmt.Fprintf(colorableErr(cmd), "%s Pull request #%d is already open\n", utils.Yellow("!"), pr.Number)
return nil
}
err = api.PullRequestReopen(apiClient, baseRepo, pr)
if err != nil {
return fmt.Errorf("API call failed: %w", err)
}
fmt.Fprintf(colorableErr(cmd), "%s Reopened pull request #%d\n", utils.Green("✔"), pr.Number)
return nil
}
func prMerge(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
baseRepo, err := determineBaseRepo(cmd, ctx)
if err != nil {
return err
}
var pr *api.PullRequest
if len(args) > 0 {
pr, err = prFromArg(apiClient, baseRepo, args[0])
if err != nil {
return err
}
} else {
prNumber, branchWithOwner, err := prSelectorForCurrentBranch(ctx, baseRepo)
if err != nil {
return err
}
if prNumber != 0 {
pr, err = api.PullRequestByNumber(apiClient, baseRepo, prNumber)
} else {
pr, err = api.PullRequestForBranch(apiClient, baseRepo, "", branchWithOwner)
}
if err != nil {
return err
}
}
if pr.State == "MERGED" {
err := fmt.Errorf("%s Pull request #%d was already merged", utils.Red("!"), pr.Number)
return err
}
rebase, err := cmd.Flags().GetBool("rebase")
if err != nil {
return err
}
squash, err := cmd.Flags().GetBool("squash")
if err != nil {
return err
}
var output string
if rebase {
output = fmt.Sprintf("%s Rebased and merged pull request #%d\n", utils.Green("✔"), pr.Number)
err = api.PullRequestMerge(apiClient, baseRepo, pr, api.PullRequestMergeMethodRebase)
} else if squash {
output = fmt.Sprintf("%s Squashed and merged pull request #%d\n", utils.Green("✔"), pr.Number)
err = api.PullRequestMerge(apiClient, baseRepo, pr, api.PullRequestMergeMethodSquash)
} else {
output = fmt.Sprintf("%s Merged pull request #%d\n", utils.Green("✔"), pr.Number)
err = api.PullRequestMerge(apiClient, baseRepo, pr, api.PullRequestMergeMethodMerge)
}
if err != nil {
return fmt.Errorf("API call failed: %w", err)
}
fmt.Fprint(colorableOut(cmd), output)
return nil
}
func printPrPreview(out io.Writer, pr *api.PullRequest) error {
// Header (Title and State)
fmt.Fprintln(out, utils.Bold(pr.Title))
fmt.Fprintf(out, "%s", prStateTitleWithColor(*pr))
fmt.Fprintln(out, utils.Gray(fmt.Sprintf(
" • %s wants to merge %s into %s from %s",
pr.Author.Login,
utils.Pluralize(pr.Commits.TotalCount, "commit"),
pr.BaseRefName,
pr.HeadRefName,
)))
fmt.Fprintln(out)
// Metadata
if reviewers := prReviewerList(*pr); reviewers != "" {
fmt.Fprint(out, utils.Bold("Reviewers: "))
fmt.Fprintln(out, reviewers)
}
if assignees := prAssigneeList(*pr); assignees != "" {
fmt.Fprint(out, utils.Bold("Assignees: "))
fmt.Fprintln(out, assignees)
}
if labels := prLabelList(*pr); labels != "" {
fmt.Fprint(out, utils.Bold("Labels: "))
fmt.Fprintln(out, labels)
}
if projects := prProjectList(*pr); projects != "" {
fmt.Fprint(out, utils.Bold("Projects: "))
fmt.Fprintln(out, projects)
}
if pr.Milestone.Title != "" {
fmt.Fprint(out, utils.Bold("Milestone: "))
fmt.Fprintln(out, pr.Milestone.Title)
}
// Body
if pr.Body != "" {
fmt.Fprintln(out)
md, err := utils.RenderMarkdown(pr.Body)
if err != nil {
return err
}
fmt.Fprintln(out, md)
}
fmt.Fprintln(out)
// Footer
fmt.Fprintf(out, utils.Gray("View this pull request on GitHub: %s\n"), pr.URL)
return nil
}
// Ref. https://developer.github.com/v4/enum/pullrequestreviewstate/
const (
requestedReviewState = "REQUESTED" // This is our own state for review request
approvedReviewState = "APPROVED"
changesRequestedReviewState = "CHANGES_REQUESTED"
commentedReviewState = "COMMENTED"
)
type reviewerState struct {
Name string
State string
}
// colorFuncForReviewerState returns a color function for a reviewer state
func colorFuncForReviewerState(state string) func(string) string {
switch state {
case requestedReviewState:
return utils.Yellow
case approvedReviewState:
return utils.Green
case changesRequestedReviewState:
return utils.Red
case commentedReviewState:
return func(str string) string { return str } // Do nothing
default:
return nil
}
}
// formattedReviewerState formats a reviewerState with state color
func formattedReviewerState(reviewer *reviewerState) string {
stateColorFunc := colorFuncForReviewerState(reviewer.State)
return fmt.Sprintf("%s (%s)", reviewer.Name, stateColorFunc(strings.ReplaceAll(strings.Title(strings.ToLower(reviewer.State)), "_", " ")))
}
// prReviewerList generates a reviewer list with their last state
func prReviewerList(pr api.PullRequest) string {
reviewerStates := parseReviewers(pr)
reviewers := make([]string, 0, len(reviewerStates))
sortReviewerStates(reviewerStates)
for _, reviewer := range reviewerStates {
reviewers = append(reviewers, formattedReviewerState(reviewer))
}
reviewerList := strings.Join(reviewers, ", ")
return reviewerList
}
// Ref. https://developer.github.com/v4/union/requestedreviewer/
const teamTypeName = "Team"
const ghostName = "ghost"
// parseReviewers parses given Reviews and ReviewRequests
func parseReviewers(pr api.PullRequest) []*reviewerState {
reviewerStates := make(map[string]*reviewerState)
for _, review := range pr.Reviews.Nodes {
if review.Author.Login != pr.Author.Login {
name := review.Author.Login
if name == "" {
name = ghostName
}
reviewerStates[name] = &reviewerState{
Name: name,
State: review.State,
}
}
}
// Overwrite reviewer's state if a review request for the same reviewer exists.
for _, reviewRequest := range pr.ReviewRequests.Nodes {
name := reviewRequest.RequestedReviewer.Login
if reviewRequest.RequestedReviewer.TypeName == teamTypeName {
name = reviewRequest.RequestedReviewer.Name
}
reviewerStates[name] = &reviewerState{
Name: name,
State: requestedReviewState,
}
}
// Convert map to slice for ease of sort
result := make([]*reviewerState, 0, len(reviewerStates))
for _, reviewer := range reviewerStates {
result = append(result, reviewer)
}
return result
}
// sortReviewerStates puts completed reviews before review requests and sorts names alphabetically
func sortReviewerStates(reviewerStates []*reviewerState) {
sort.Slice(reviewerStates, func(i, j int) bool {
if reviewerStates[i].State == requestedReviewState &&
reviewerStates[j].State != requestedReviewState {
return false
}
if reviewerStates[j].State == requestedReviewState &&
reviewerStates[i].State != requestedReviewState {
return true
}
return reviewerStates[i].Name < reviewerStates[j].Name
})
}
func prAssigneeList(pr api.PullRequest) string {
if len(pr.Assignees.Nodes) == 0 {
return ""
}
AssigneeNames := make([]string, 0, len(pr.Assignees.Nodes))
for _, assignee := range pr.Assignees.Nodes {
AssigneeNames = append(AssigneeNames, assignee.Login)
}
list := strings.Join(AssigneeNames, ", ")
if pr.Assignees.TotalCount > len(pr.Assignees.Nodes) {
list += ", …"
}
return list
}
func prLabelList(pr api.PullRequest) string {
if len(pr.Labels.Nodes) == 0 {
return ""
}
labelNames := make([]string, 0, len(pr.Labels.Nodes))
for _, label := range pr.Labels.Nodes {
labelNames = append(labelNames, label.Name)
}
list := strings.Join(labelNames, ", ")
if pr.Labels.TotalCount > len(pr.Labels.Nodes) {
list += ", …"
}
return list
}
func prProjectList(pr api.PullRequest) string {
if len(pr.ProjectCards.Nodes) == 0 {
return ""
}
projectNames := make([]string, 0, len(pr.ProjectCards.Nodes))
for _, project := range pr.ProjectCards.Nodes {
colName := project.Column.Name
if colName == "" {
colName = "Awaiting triage"
}
projectNames = append(projectNames, fmt.Sprintf("%s (%s)", project.Project.Name, colName))
}
list := strings.Join(projectNames, ", ")
if pr.ProjectCards.TotalCount > len(pr.ProjectCards.Nodes) {
list += ", …"
}
return list
}
var prURLRE = regexp.MustCompile(`^https://github\.com/([^/]+)/([^/]+)/pull/(\d+)`)
func prFromURL(arg string) (string, ghrepo.Interface) {
if m := prURLRE.FindStringSubmatch(arg); m != nil {
return m[3], ghrepo.New(m[1], m[2])
}
return "", nil
}
func prFromArg(apiClient *api.Client, baseRepo ghrepo.Interface, arg string) (*api.PullRequest, error) {
if prNumber, err := strconv.Atoi(strings.TrimPrefix(arg, "#")); err == nil {
return api.PullRequestByNumber(apiClient, baseRepo, prNumber)
}
return api.PullRequestForBranch(apiClient, baseRepo, "", arg)
}
func prSelectorForCurrentBranch(ctx context.Context, baseRepo ghrepo.Interface) (prNumber int, prHeadRef string, err error) {
prHeadRef, err = ctx.Branch()
if err != nil {
return
}
branchConfig := git.ReadBranchConfig(prHeadRef)
// the branch is configured to merge a special PR head ref
prHeadRE := regexp.MustCompile(`^refs/pull/(\d+)/head$`)
if m := prHeadRE.FindStringSubmatch(branchConfig.MergeRef); m != nil {
prNumber, _ = strconv.Atoi(m[1])
return
}
var branchOwner string
if branchConfig.RemoteURL != nil {
// the branch merges from a remote specified by URL
if r, err := ghrepo.FromURL(branchConfig.RemoteURL); err == nil {
branchOwner = r.RepoOwner()
}
} else if branchConfig.RemoteName != "" {
// the branch merges from a remote specified by name
rem, _ := ctx.Remotes()
if r, err := rem.FindByName(branchConfig.RemoteName); err == nil {
branchOwner = r.RepoOwner()
}
}
if branchOwner != "" {
if strings.HasPrefix(branchConfig.MergeRef, "refs/heads/") {
prHeadRef = strings.TrimPrefix(branchConfig.MergeRef, "refs/heads/")
}
// prepend `OWNER:` if this branch is pushed to a fork
if !strings.EqualFold(branchOwner, baseRepo.RepoOwner()) {
prHeadRef = fmt.Sprintf("%s:%s", branchOwner, prHeadRef)
}
}
return
}
func printPrs(w io.Writer, totalCount int, prs ...api.PullRequest) {
for _, pr := range prs {
prNumber := fmt.Sprintf("#%d", pr.Number)
prStateColorFunc := utils.Green
if pr.IsDraft {
prStateColorFunc = utils.Gray
} else if pr.State == "MERGED" {
prStateColorFunc = utils.Magenta
} else if pr.State == "CLOSED" {
prStateColorFunc = utils.Red
}
fmt.Fprintf(w, " %s %s %s", prStateColorFunc(prNumber), text.Truncate(50, replaceExcessiveWhitespace(pr.Title)), utils.Cyan("["+pr.HeadLabel()+"]"))
checks := pr.ChecksStatus()
reviews := pr.ReviewStatus()
if pr.State == "OPEN" {
reviewStatus := reviews.ChangesRequested || reviews.Approved || reviews.ReviewRequired
if checks.Total > 0 || reviewStatus {
// show checks & reviews on their own line
fmt.Fprintf(w, "\n ")
}
if checks.Total > 0 {
var summary string
if checks.Failing > 0 {
if checks.Failing == checks.Total {
summary = utils.Red("× All checks failing")
} else {
summary = utils.Red(fmt.Sprintf("× %d/%d checks failing", checks.Failing, checks.Total))
}
} else if checks.Pending > 0 {
summary = utils.Yellow("- Checks pending")
} else if checks.Passing == checks.Total {
summary = utils.Green("✓ Checks passing")
}
fmt.Fprint(w, summary)
}
if checks.Total > 0 && reviewStatus {
// add padding between checks & reviews
fmt.Fprint(w, " ")
}
if reviews.ChangesRequested {
fmt.Fprint(w, utils.Red("+ Changes requested"))
} else if reviews.ReviewRequired {
fmt.Fprint(w, utils.Yellow("- Review required"))
} else if reviews.Approved {
fmt.Fprint(w, utils.Green("✓ Approved"))
}
} else {
fmt.Fprintf(w, " - %s", prStateTitleWithColor(pr))
}
fmt.Fprint(w, "\n")
}
remaining := totalCount - len(prs)
if remaining > 0 {
fmt.Fprintf(w, utils.Gray(" And %d more\n"), remaining)
}
}
func printHeader(w io.Writer, s string) {
fmt.Fprintln(w, utils.Bold(s))
}
func printMessage(w io.Writer, s string) {
fmt.Fprintln(w, utils.Gray(s))
}
func replaceExcessiveWhitespace(s string) string {
s = strings.TrimSpace(s)
s = regexp.MustCompile(`\r?\n`).ReplaceAllString(s, " ")
s = regexp.MustCompile(`\s{2,}`).ReplaceAllString(s, " ")
return s
}