From f9fec823ad2f18771b9003259d5ed649e87f33a4 Mon Sep 17 00:00:00 2001
From: Kynan Ware <47394200+BagToad@users.noreply.github.com>
Date: Wed, 4 Mar 2026 16:01:52 -0700
Subject: [PATCH] Add godoc comments to exported symbols in
 internal/featuredetection and internal/prompter

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
---
 internal/featuredetection/detector_mock.go    | 23 ++++++++++++++++++
 .../featuredetection/feature_detection.go     | 19 ++++++++++++++-
 internal/prompter/prompter.go                 | 24 +++++++++++++++++++
 internal/prompter/test.go                     | 17 +++++++++++++
 4 files changed, 82 insertions(+), 1 deletion(-)

diff --git a/internal/featuredetection/detector_mock.go b/internal/featuredetection/detector_mock.go
index 552f197d9..75589c79c 100644
--- a/internal/featuredetection/detector_mock.go
+++ b/internal/featuredetection/detector_mock.go
@@ -2,99 +2,122 @@ package featuredetection
 
 import "github.com/cli/cli/v2/internal/gh"
 
+// DisabledDetectorMock is a mock Detector that returns zero-value features for all queries.
 type DisabledDetectorMock struct{}
 
+// IssueFeatures returns empty issue features.
 func (md *DisabledDetectorMock) IssueFeatures() (IssueFeatures, error) {
 	return IssueFeatures{}, nil
 }
 
+// PullRequestFeatures returns empty pull request features.
 func (md *DisabledDetectorMock) PullRequestFeatures() (PullRequestFeatures, error) {
 	return PullRequestFeatures{}, nil
 }
 
+// RepositoryFeatures returns empty repository features.
 func (md *DisabledDetectorMock) RepositoryFeatures() (RepositoryFeatures, error) {
 	return RepositoryFeatures{}, nil
 }
 
+// ProjectsV1 returns unsupported for ProjectsV1.
 func (md *DisabledDetectorMock) ProjectsV1() gh.ProjectsV1Support {
 	return gh.ProjectsV1Unsupported
 }
 
+// ProjectFeatures returns empty project features.
 func (md *DisabledDetectorMock) ProjectFeatures() (ProjectFeatures, error) {
 	return ProjectFeatures{}, nil
 }
 
+// SearchFeatures returns search features with advanced issue search disabled.
 func (md *DisabledDetectorMock) SearchFeatures() (SearchFeatures, error) {
 	return advancedIssueSearchNotSupported, nil
 }
 
+// ReleaseFeatures returns empty release features.
 func (md *DisabledDetectorMock) ReleaseFeatures() (ReleaseFeatures, error) {
 	return ReleaseFeatures{}, nil
 }
 
+// ActionsFeatures returns empty actions features.
 func (md *DisabledDetectorMock) ActionsFeatures() (ActionsFeatures, error) {
 	return ActionsFeatures{}, nil
 }
 
+// EnabledDetectorMock is a mock Detector that returns all features as enabled.
 type EnabledDetectorMock struct{}
 
+// IssueFeatures returns all issue features enabled.
 func (md *EnabledDetectorMock) IssueFeatures() (IssueFeatures, error) {
 	return allIssueFeatures, nil
 }
 
+// PullRequestFeatures returns all pull request features enabled.
 func (md *EnabledDetectorMock) PullRequestFeatures() (PullRequestFeatures, error) {
 	return allPullRequestFeatures, nil
 }
 
+// RepositoryFeatures returns all repository features enabled.
 func (md *EnabledDetectorMock) RepositoryFeatures() (RepositoryFeatures, error) {
 	return allRepositoryFeatures, nil
 }
 
+// ProjectsV1 returns supported for ProjectsV1.
 func (md *EnabledDetectorMock) ProjectsV1() gh.ProjectsV1Support {
 	return gh.ProjectsV1Supported
 }
 
+// ProjectFeatures returns all project features enabled.
 func (md *EnabledDetectorMock) ProjectFeatures() (ProjectFeatures, error) {
 	return allProjectFeatures, nil
 }
 
+// SearchFeatures returns search features with advanced issue search disabled.
 func (md *EnabledDetectorMock) SearchFeatures() (SearchFeatures, error) {
 	return advancedIssueSearchNotSupported, nil
 }
 
+// ReleaseFeatures returns release features with immutable releases enabled.
 func (md *EnabledDetectorMock) ReleaseFeatures() (ReleaseFeatures, error) {
 	return ReleaseFeatures{
 		ImmutableReleases: true,
 	}, nil
 }
 
+// ActionsFeatures returns actions features with dispatch run details enabled.
 func (md *EnabledDetectorMock) ActionsFeatures() (ActionsFeatures, error) {
 	return ActionsFeatures{
 		DispatchRunDetails: true,
 	}, nil
 }
 
+// AdvancedIssueSearchDetectorMock is a mock Detector with configurable search features.
 type AdvancedIssueSearchDetectorMock struct {
 	EnabledDetectorMock
 	searchFeatures SearchFeatures
 }
 
+// SearchFeatures returns the configured search features.
 func (md *AdvancedIssueSearchDetectorMock) SearchFeatures() (SearchFeatures, error) {
 	return md.searchFeatures, nil
 }
 
+// AdvancedIssueSearchUnsupported returns a mock detector where advanced issue search is not supported.
 func AdvancedIssueSearchUnsupported() *AdvancedIssueSearchDetectorMock {
 	return &AdvancedIssueSearchDetectorMock{
 		searchFeatures: advancedIssueSearchNotSupported,
 	}
 }
 
+// AdvancedIssueSearchSupportedAsOptIn returns a mock detector where advanced issue search is opt-in.
 func AdvancedIssueSearchSupportedAsOptIn() *AdvancedIssueSearchDetectorMock {
 	return &AdvancedIssueSearchDetectorMock{
 		searchFeatures: advancedIssueSearchSupportedAsOptIn,
 	}
 }
 
+// AdvancedIssueSearchSupportedAsOnlyBackend returns a mock detector where advanced issue search is the only backend.
 func AdvancedIssueSearchSupportedAsOnlyBackend() *AdvancedIssueSearchDetectorMock {
 	return &AdvancedIssueSearchDetectorMock{
 		searchFeatures: advancedIssueSearchSupportedAsOnlyBackend,
diff --git a/internal/featuredetection/feature_detection.go b/internal/featuredetection/feature_detection.go
index e40c134bc..d2bf30b40 100644
--- a/internal/featuredetection/feature_detection.go
+++ b/internal/featuredetection/feature_detection.go
@@ -1,4 +1,4 @@
-package featuredetection
+	package featuredetection
 
 import (
 	"net/http"
@@ -11,6 +11,7 @@ import (
 	ghauth "github.com/cli/go-gh/v2/pkg/auth"
 )
 
+// Detector queries a GitHub host to determine which API features are available.
 type Detector interface {
 	IssueFeatures() (IssueFeatures, error)
 	PullRequestFeatures() (PullRequestFeatures, error)
@@ -22,6 +23,7 @@ type Detector interface {
 	ActionsFeatures() (ActionsFeatures, error)
 }
 
+// IssueFeatures describes the issue-related capabilities of a GitHub host.
 type IssueFeatures struct {
 	StateReason          bool
 	StateReasonDuplicate bool
@@ -34,6 +36,7 @@ var allIssueFeatures = IssueFeatures{
 	ActorIsAssignable:    true,
 }
 
+// PullRequestFeatures describes the pull-request-related capabilities of a GitHub host.
 type PullRequestFeatures struct {
 	MergeQueue bool
 	// CheckRunAndStatusContextCounts indicates whether the API supports
@@ -49,6 +52,7 @@ var allPullRequestFeatures = PullRequestFeatures{
 	CheckRunEvent:                  true,
 }
 
+// RepositoryFeatures describes the repository-related capabilities of a GitHub host.
 type RepositoryFeatures struct {
 	PullRequestTemplateQuery bool
 	VisibilityField          bool
@@ -61,6 +65,7 @@ var allRepositoryFeatures = RepositoryFeatures{
 	AutoMerge:                true,
 }
 
+// ProjectFeatures describes the project-related capabilities of a GitHub host.
 type ProjectFeatures struct {
 	// ProjectItemQuery indicates support for the `query` argument on
 	// ProjectV2.items (supported on github.com and GHES 3.20+).
@@ -71,6 +76,7 @@ var allProjectFeatures = ProjectFeatures{
 	ProjectItemQuery: true,
 }
 
+// SearchFeatures describes the search-related capabilities of a GitHub host.
 type SearchFeatures struct {
 	// AdvancedIssueSearch indicates whether the host supports advanced issue
 	// search via API calls.
@@ -108,10 +114,12 @@ var advancedIssueSearchSupportedAsOnlyBackend = SearchFeatures{
 	AdvancedIssueSearchAPIOptIn: false,
 }
 
+// ReleaseFeatures describes the release-related capabilities of a GitHub host.
 type ReleaseFeatures struct {
 	ImmutableReleases bool
 }
 
+// ActionsFeatures describes the GitHub Actions capabilities of a GitHub host.
 type ActionsFeatures struct {
 	// DispatchRunDetails indicates whether the API supports the `return_run_details`
 	// field in workflow dispatches that, when set to true, will return the details
@@ -127,6 +135,7 @@ type detector struct {
 	httpClient *http.Client
 }
 
+// NewDetector creates a Detector that queries the given host using the provided HTTP client.
 func NewDetector(httpClient *http.Client, host string) Detector {
 	return &detector{
 		httpClient: httpClient,
@@ -134,6 +143,7 @@ func NewDetector(httpClient *http.Client, host string) Detector {
 	}
 }
 
+// IssueFeatures detects issue-related capabilities of the configured host.
 func (d *detector) IssueFeatures() (IssueFeatures, error) {
 	if !ghauth.IsEnterprise(d.host) {
 		return allIssueFeatures, nil
@@ -182,6 +192,7 @@ func (d *detector) IssueFeatures() (IssueFeatures, error) {
 	return features, nil
 }
 
+// PullRequestFeatures detects pull-request-related capabilities of the configured host.
 func (d *detector) PullRequestFeatures() (PullRequestFeatures, error) {
 	// TODO: reinstate the short-circuit once the APIs are fully available on github.com
 	// https://github.com/cli/cli/issues/5778
@@ -251,6 +262,7 @@ func (d *detector) PullRequestFeatures() (PullRequestFeatures, error) {
 	return features, nil
 }
 
+// RepositoryFeatures detects repository-related capabilities of the configured host.
 func (d *detector) RepositoryFeatures() (RepositoryFeatures, error) {
 	if !ghauth.IsEnterprise(d.host) {
 		return allRepositoryFeatures, nil
@@ -292,6 +304,7 @@ const (
 	enterpriseProjectsV1Removed = "3.17.0"
 )
 
+// ProjectsV1 determines whether the configured host supports classic projects (v1).
 func (d *detector) ProjectsV1() gh.ProjectsV1Support {
 	if !ghauth.IsEnterprise(d.host) {
 		return gh.ProjectsV1Unsupported
@@ -307,6 +320,7 @@ func (d *detector) ProjectsV1() gh.ProjectsV1Support {
 	return gh.ProjectsV1Unsupported
 }
 
+// ProjectFeatures detects project-related capabilities of the configured host.
 func (d *detector) ProjectFeatures() (ProjectFeatures, error) {
 	if !ghauth.IsEnterprise(d.host) {
 		return allProjectFeatures, nil
@@ -356,6 +370,7 @@ const (
 	enterpriseAdvancedIssueSearchSupport = "3.18.0"
 )
 
+// SearchFeatures detects search-related capabilities of the configured host.
 func (d *detector) SearchFeatures() (SearchFeatures, error) {
 	// TODO advancedIssueSearchCleanup
 	// Once GHES 3.17 support ends, we don't need this and, probably, the entire search feature detection.
@@ -441,6 +456,7 @@ func (d *detector) SearchFeatures() (SearchFeatures, error) {
 	return feature, nil
 }
 
+// ReleaseFeatures detects release-related capabilities of the configured host.
 func (d *detector) ReleaseFeatures() (ReleaseFeatures, error) {
 	// TODO: immutableReleaseFullSupport
 	// Once all supported GHES versions fully support immutable releases, we can
@@ -475,6 +491,7 @@ const (
 	enterpriseWorkflowDispatchRunDetailsSupport = "3.21.0"
 )
 
+// ActionsFeatures detects GitHub Actions capabilities of the configured host.
 func (d *detector) ActionsFeatures() (ActionsFeatures, error) {
 	// TODO workflowDispatchRunDetailsCleanup
 	// Once GHES 3.20 support ends, we don't need feature detection for workflow dispatch (i.e. run details support).
diff --git a/internal/prompter/prompter.go b/internal/prompter/prompter.go
index 2bf49eb58..ae98d4058 100644
--- a/internal/prompter/prompter.go
+++ b/internal/prompter/prompter.go
@@ -14,6 +14,8 @@ import (
 )
 
 //go:generate moq -rm -out prompter_mock.go . Prompter
+
+// Prompter defines an interface for interactive user prompts.
 type Prompter interface {
 	// generic prompts from go-gh
 
@@ -52,6 +54,7 @@ type Prompter interface {
 	MarkdownEditor(prompt string, defaultValue string, blankAllowed bool) (string, error)
 }
 
+// New creates a Prompter backed by the given editor command and IO streams.
 func New(editorCmd string, io *iostreams.IOStreams) Prompter {
 	if io.AccessiblePrompterEnabled() {
 		return &accessiblePrompter{
@@ -104,6 +107,7 @@ func (p *accessiblePrompter) addDefaultsToPrompt(prompt string, defaultValues []
 	return prompt
 }
 
+// Select prompts the user to select an option from a list using accessible forms.
 func (p *accessiblePrompter) Select(prompt, defaultValue string, options []string) (int, error) {
 	var result int
 
@@ -136,6 +140,7 @@ func (p *accessiblePrompter) Select(prompt, defaultValue string, options []strin
 	return result, err
 }
 
+// MultiSelect prompts the user to select multiple options using accessible forms.
 func (p *accessiblePrompter) MultiSelect(prompt string, defaults []string, options []string) ([]int, error) {
 	var result []int
 
@@ -174,6 +179,7 @@ func (p *accessiblePrompter) MultiSelect(prompt string, defaults []string, optio
 	return result, nil
 }
 
+// Input prompts the user to enter a string value using accessible forms.
 func (p *accessiblePrompter) Input(prompt, defaultValue string) (string, error) {
 	result := defaultValue
 	prompt = p.addDefaultsToPrompt(prompt, []string{defaultValue})
@@ -189,6 +195,7 @@ func (p *accessiblePrompter) Input(prompt, defaultValue string) (string, error)
 	return result, err
 }
 
+// Password prompts the user to enter a password using accessible forms.
 func (p *accessiblePrompter) Password(prompt string) (string, error) {
 	var result string
 	// EchoModePassword is not used as password masking is unsupported in huh.
@@ -210,6 +217,7 @@ func (p *accessiblePrompter) Password(prompt string) (string, error) {
 	return result, nil
 }
 
+// Confirm prompts the user to confirm an action using accessible forms.
 func (p *accessiblePrompter) Confirm(prompt string, defaultValue bool) (bool, error) {
 	result := defaultValue
 
@@ -233,6 +241,7 @@ func (p *accessiblePrompter) Confirm(prompt string, defaultValue bool) (bool, er
 	return result, nil
 }
 
+// AuthToken prompts the user to paste an authentication token using accessible forms.
 func (p *accessiblePrompter) AuthToken() (string, error) {
 	var result string
 	// EchoModeNone and EchoModePassword both result in disabling echo mode
@@ -257,6 +266,7 @@ func (p *accessiblePrompter) AuthToken() (string, error) {
 	return result, err
 }
 
+// ConfirmDeletion prompts the user to type a value to confirm deletion using accessible forms.
 func (p *accessiblePrompter) ConfirmDeletion(requiredValue string) error {
 	form := p.newForm(
 		huh.NewGroup(
@@ -274,6 +284,7 @@ func (p *accessiblePrompter) ConfirmDeletion(requiredValue string) error {
 	return form.Run()
 }
 
+// InputHostname prompts the user to enter a hostname using accessible forms.
 func (p *accessiblePrompter) InputHostname() (string, error) {
 	var result string
 	form := p.newForm(
@@ -292,6 +303,7 @@ func (p *accessiblePrompter) InputHostname() (string, error) {
 	return result, nil
 }
 
+// MarkdownEditor prompts the user to edit markdown in an external editor using accessible forms.
 func (p *accessiblePrompter) MarkdownEditor(prompt, defaultValue string, blankAllowed bool) (string, error) {
 	var result string
 	skipOption := "skip"
@@ -329,6 +341,7 @@ func (p *accessiblePrompter) MarkdownEditor(prompt, defaultValue string, blankAl
 	return text, nil
 }
 
+// MultiSelectWithSearch prompts the user to select multiple options with search using accessible forms.
 func (p *accessiblePrompter) MultiSelectWithSearch(prompt, searchPrompt string, defaultValues, persistentValues []string, searchFunc func(string) MultiSelectSearchResult) ([]string, error) {
 	return multiSelectWithSearch(p, prompt, searchPrompt, defaultValues, persistentValues, searchFunc)
 }
@@ -341,18 +354,22 @@ type surveyPrompter struct {
 	editorCmd string
 }
 
+// Select prompts the user to select an option from a list using survey.
 func (p *surveyPrompter) Select(prompt, defaultValue string, options []string) (int, error) {
 	return p.prompter.Select(prompt, defaultValue, options)
 }
 
+// MultiSelect prompts the user to select multiple options using survey.
 func (p *surveyPrompter) MultiSelect(prompt string, defaultValues, options []string) ([]int, error) {
 	return p.prompter.MultiSelect(prompt, defaultValues, options)
 }
 
+// MultiSelectWithSearch prompts the user to select multiple options with search using survey.
 func (p *surveyPrompter) MultiSelectWithSearch(prompt string, searchPrompt string, defaultValues, persistentValues []string, searchFunc func(string) MultiSelectSearchResult) ([]string, error) {
 	return multiSelectWithSearch(p, prompt, searchPrompt, defaultValues, persistentValues, searchFunc)
 }
 
+// MultiSelectSearchResult holds the results of a search within MultiSelectWithSearch.
 type MultiSelectSearchResult struct {
 	Keys        []string
 	Labels      []string
@@ -503,18 +520,22 @@ func multiSelectWithSearch(p Prompter, prompt, searchPrompt string, defaultValue
 	}
 }
 
+// Input prompts the user to enter a string value using survey.
 func (p *surveyPrompter) Input(prompt, defaultValue string) (string, error) {
 	return p.prompter.Input(prompt, defaultValue)
 }
 
+// Password prompts the user to enter a password using survey.
 func (p *surveyPrompter) Password(prompt string) (string, error) {
 	return p.prompter.Password(prompt)
 }
 
+// Confirm prompts the user to confirm an action using survey.
 func (p *surveyPrompter) Confirm(prompt string, defaultValue bool) (bool, error) {
 	return p.prompter.Confirm(prompt, defaultValue)
 }
 
+// AuthToken prompts the user to paste an authentication token using survey.
 func (p *surveyPrompter) AuthToken() (string, error) {
 	var result string
 	err := p.ask(&survey.Password{
@@ -523,6 +544,7 @@ func (p *surveyPrompter) AuthToken() (string, error) {
 	return result, err
 }
 
+// ConfirmDeletion prompts the user to type a value to confirm deletion using survey.
 func (p *surveyPrompter) ConfirmDeletion(requiredValue string) error {
 	var result string
 	return p.ask(
@@ -539,6 +561,7 @@ func (p *surveyPrompter) ConfirmDeletion(requiredValue string) error {
 			}))
 }
 
+// InputHostname prompts the user to enter a hostname using survey.
 func (p *surveyPrompter) InputHostname() (string, error) {
 	var result string
 	err := p.ask(
@@ -550,6 +573,7 @@ func (p *surveyPrompter) InputHostname() (string, error) {
 	return result, err
 }
 
+// MarkdownEditor prompts the user to edit markdown in an external editor using survey.
 func (p *surveyPrompter) MarkdownEditor(prompt, defaultValue string, blankAllowed bool) (string, error) {
 	var result string
 	err := p.ask(&surveyext.GhEditor{
diff --git a/internal/prompter/test.go b/internal/prompter/test.go
index 599fd3893..09928c09c 100644
--- a/internal/prompter/test.go
+++ b/internal/prompter/test.go
@@ -9,6 +9,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+// NewMockPrompter creates a MockPrompter for use in tests.
 func NewMockPrompter(t *testing.T) *MockPrompter {
 	m := &MockPrompter{
 		t:                    t,
@@ -22,6 +23,7 @@ func NewMockPrompter(t *testing.T) *MockPrompter {
 	return m
 }
 
+// MockPrompter is a test double for Prompter that uses registered stubs for responses.
 type MockPrompter struct {
 	t *testing.T
 	ghPrompter.PrompterMock
@@ -54,6 +56,7 @@ type multiSelectWithSearchStub struct {
 	fn func(string, string, []string, []string, func(string) MultiSelectSearchResult) ([]string, error)
 }
 
+// AuthToken returns a stubbed authentication token response.
 func (m *MockPrompter) AuthToken() (string, error) {
 	var s authTokenStub
 	if len(m.authTokenStubs) == 0 {
@@ -64,6 +67,7 @@ func (m *MockPrompter) AuthToken() (string, error) {
 	return s.fn()
 }
 
+// ConfirmDeletion returns a stubbed confirm-deletion response.
 func (m *MockPrompter) ConfirmDeletion(prompt string) error {
 	var s confirmDeletionStub
 	if len(m.confirmDeletionStubs) == 0 {
@@ -74,6 +78,7 @@ func (m *MockPrompter) ConfirmDeletion(prompt string) error {
 	return s.fn(prompt)
 }
 
+// InputHostname returns a stubbed hostname input response.
 func (m *MockPrompter) InputHostname() (string, error) {
 	var s inputHostnameStub
 	if len(m.inputHostnameStubs) == 0 {
@@ -84,6 +89,7 @@ func (m *MockPrompter) InputHostname() (string, error) {
 	return s.fn()
 }
 
+// MarkdownEditor returns a stubbed markdown editor response.
 func (m *MockPrompter) MarkdownEditor(prompt, defaultValue string, blankAllowed bool) (string, error) {
 	var s markdownEditorStub
 	if len(m.markdownEditorStubs) == 0 {
@@ -97,6 +103,7 @@ func (m *MockPrompter) MarkdownEditor(prompt, defaultValue string, blankAllowed
 	return s.fn(prompt, defaultValue, blankAllowed)
 }
 
+// MultiSelectWithSearch returns a stubbed multi-select with search response.
 func (m *MockPrompter) MultiSelectWithSearch(prompt, searchPrompt string, defaults []string, persistentOptions []string, searchFunc func(string) MultiSelectSearchResult) ([]string, error) {
 	var s multiSelectWithSearchStub
 	if len(m.multiSelectWithSearchStubs) == 0 {
@@ -107,22 +114,27 @@ func (m *MockPrompter) MultiSelectWithSearch(prompt, searchPrompt string, defaul
 	return s.fn(prompt, searchPrompt, defaults, persistentOptions, searchFunc)
 }
 
+// RegisterAuthToken registers a stub function for the AuthToken prompt.
 func (m *MockPrompter) RegisterAuthToken(stub func() (string, error)) {
 	m.authTokenStubs = append(m.authTokenStubs, authTokenStub{fn: stub})
 }
 
+// RegisterConfirmDeletion registers a stub function for the ConfirmDeletion prompt.
 func (m *MockPrompter) RegisterConfirmDeletion(prompt string, stub func(string) error) {
 	m.confirmDeletionStubs = append(m.confirmDeletionStubs, confirmDeletionStub{prompt: prompt, fn: stub})
 }
 
+// RegisterInputHostname registers a stub function for the InputHostname prompt.
 func (m *MockPrompter) RegisterInputHostname(stub func() (string, error)) {
 	m.inputHostnameStubs = append(m.inputHostnameStubs, inputHostnameStub{fn: stub})
 }
 
+// RegisterMarkdownEditor registers a stub function for the MarkdownEditor prompt.
 func (m *MockPrompter) RegisterMarkdownEditor(prompt string, stub func(string, string, bool) (string, error)) {
 	m.markdownEditorStubs = append(m.markdownEditorStubs, markdownEditorStub{prompt: prompt, fn: stub})
 }
 
+// Verify asserts that all registered stubs have been consumed.
 func (m *MockPrompter) Verify() {
 	errs := []string{}
 	if len(m.authTokenStubs) > 0 {
@@ -143,10 +155,12 @@ func (m *MockPrompter) Verify() {
 	}
 }
 
+// AssertOptions asserts that the expected and actual option slices are equal.
 func AssertOptions(t *testing.T, expected, actual []string) {
 	assert.Equal(t, expected, actual)
 }
 
+// IndexFor returns the index of the given answer in the options slice.
 func IndexFor(options []string, answer string) (int, error) {
 	for ix, a := range options {
 		if a == answer {
@@ -156,6 +170,7 @@ func IndexFor(options []string, answer string) (int, error) {
 	return -1, NoSuchAnswerErr(answer, options)
 }
 
+// IndexesFor returns the indices of the given answers in the options slice.
 func IndexesFor(options []string, answers ...string) ([]int, error) {
 	indexes := make([]int, len(answers))
 	for i, answer := range answers {
@@ -168,10 +183,12 @@ func IndexesFor(options []string, answers ...string) ([]int, error) {
 	return indexes, nil
 }
 
+// NoSuchPromptErr returns an error indicating that no stub was registered for the given prompt.
 func NoSuchPromptErr(prompt string) error {
 	return fmt.Errorf("no such prompt '%s'", prompt)
 }
 
+// NoSuchAnswerErr returns an error indicating that the answer was not found in the options.
 func NoSuchAnswerErr(answer string, options []string) error {
 	return fmt.Errorf("no such answer '%s' in [%s]", answer, strings.Join(options, ", "))
 }