ui

package
v6.44.0+incompatible Latest Latest
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 Go to latest Published: May 1, 2019 License: Apache-2.0 Imports: 27 Imported by: 324

Documentation

Overview

Package ui will provide hooks into STDOUT, STDERR and STDIN. It will also handle translation as necessary.

This package is explicitly designed for the CF CLI and is *not* to be used by any package outside of the commands package.

Index

Constants

View Source 
const DefaultTableSpacePadding = 3

DefaultTableSpacePadding is the default space padding in tables.

View Source 
const LogTimestampFormat = "2006-01-02T15:04:05.00-0700"

LogTimestampFormat is the timestamp formatting for log lines.

View Source 
const RedactedValue = "[PRIVATE DATA HIDDEN]"

RedactedValue is the text that is displayed for redacted content. (eg authorization tokens, passwords, etc.)

Variables

View Source 
var ErrInvalidIndex = errors.New("invalid list index")
View Source 
var ErrValueMissmatch = errors.New("values provided were of different types")

Functions

func ParseLocale 

func ParseLocale(locale string) (string, error)

ParseLocale will return a locale formatted as "<language code>-<region code>" for all non-Chinese lanagues. For Chinese, it will return "zh-<script>", defaulting to "hant" if script is unspecified.

func RedactHeaders 

func RedactHeaders(header http.Header) http.Header

func SanitizeJSON 

func SanitizeJSON(raw []byte) ([]byte, error)

Types

type Change 

type Change struct {
	Header       string
	CurrentValue interface{}
	NewValue     interface{}
	HiddenValue  bool
}

type Config 

type Config interface {
	// ColorEnabled enables or disabled color
	ColorEnabled() configv3.ColorSetting
	// Locale is the language to translate the output to
	Locale() string
	// IsTTY returns true when the ui has a TTY
	IsTTY() bool
	// TerminalWidth returns the width of the terminal
	TerminalWidth() int
}

Config is the UI configuration.

type Exiter 

type Exiter interface {
	Exit(code int)
}

Exiter hides os.Exit for testing purposes

type Interactor 

type Interactor interface {
	NewInteraction(prompt string, choices ...interact.Choice) Resolver
}

Interactor hides interact.NewInteraction for testing purposes

type InvalidChoiceError 

type InvalidChoiceError struct {
	Choice string
}

func (InvalidChoiceError) Error 

func (InvalidChoiceError) Error() string

type LocaleReader 

type LocaleReader interface {
	Locale() string
}

type LogMessage 

type LogMessage interface {
	Message() string
	Type() string
	Timestamp() time.Time
	SourceType() string
	SourceInstance() string
}

LogMessage is a log response representing one to many joined lines of a log message.

type RequestLoggerFileWriter 

type RequestLoggerFileWriter struct {
	// contains filtered or unexported fields
}

func (*RequestLoggerFileWriter) DisplayBody 

func (display *RequestLoggerFileWriter) DisplayBody([]byte) error

func (*RequestLoggerFileWriter) DisplayDump 

func (display *RequestLoggerFileWriter) DisplayDump(dump string) error

func (*RequestLoggerFileWriter) DisplayHeader 

func (display *RequestLoggerFileWriter) DisplayHeader(name string, value string) error

func (*RequestLoggerFileWriter) DisplayHost 

func (display *RequestLoggerFileWriter) DisplayHost(name string) error

func (*RequestLoggerFileWriter) DisplayJSONBody 

func (display *RequestLoggerFileWriter) DisplayJSONBody(body []byte) error

func (*RequestLoggerFileWriter) DisplayMessage 

func (display *RequestLoggerFileWriter) DisplayMessage(msg string) error

func (*RequestLoggerFileWriter) DisplayRequestHeader 

func (display *RequestLoggerFileWriter) DisplayRequestHeader(method string, uri string, httpProtocol string) error

func (*RequestLoggerFileWriter) DisplayResponseHeader 

func (display *RequestLoggerFileWriter) DisplayResponseHeader(httpProtocol string, status string) error

func (*RequestLoggerFileWriter) DisplayType 

func (display *RequestLoggerFileWriter) DisplayType(name string, requestDate time.Time) error

func (*RequestLoggerFileWriter) HandleInternalError 

func (display *RequestLoggerFileWriter) HandleInternalError(err error)

func (*RequestLoggerFileWriter) Start 

func (display *RequestLoggerFileWriter) Start() error

func (*RequestLoggerFileWriter) Stop 

func (display *RequestLoggerFileWriter) Stop() error

type RequestLoggerTerminalDisplay 

type RequestLoggerTerminalDisplay struct {
	// contains filtered or unexported fields
}

func (*RequestLoggerTerminalDisplay) DisplayBody 

func (display *RequestLoggerTerminalDisplay) DisplayBody([]byte) error

func (*RequestLoggerTerminalDisplay) DisplayDump 

func (display *RequestLoggerTerminalDisplay) DisplayDump(dump string) error

func (*RequestLoggerTerminalDisplay) DisplayHeader 

func (display *RequestLoggerTerminalDisplay) DisplayHeader(name string, value string) error

func (*RequestLoggerTerminalDisplay) DisplayHost 

func (display *RequestLoggerTerminalDisplay) DisplayHost(name string) error

func (*RequestLoggerTerminalDisplay) DisplayJSONBody 

func (display *RequestLoggerTerminalDisplay) DisplayJSONBody(body []byte) error

func (*RequestLoggerTerminalDisplay) DisplayMessage 

func (display *RequestLoggerTerminalDisplay) DisplayMessage(msg string) error

func (*RequestLoggerTerminalDisplay) DisplayRequestHeader 

func (display *RequestLoggerTerminalDisplay) DisplayRequestHeader(method string, uri string, httpProtocol string) error

func (*RequestLoggerTerminalDisplay) DisplayResponseHeader 

func (display *RequestLoggerTerminalDisplay) DisplayResponseHeader(httpProtocol string, status string) error

func (*RequestLoggerTerminalDisplay) DisplayType 

func (display *RequestLoggerTerminalDisplay) DisplayType(name string, requestDate time.Time) error

func (*RequestLoggerTerminalDisplay) HandleInternalError 

func (display *RequestLoggerTerminalDisplay) HandleInternalError(err error)

func (*RequestLoggerTerminalDisplay) Start 

func (display *RequestLoggerTerminalDisplay) Start() error

func (*RequestLoggerTerminalDisplay) Stop 

func (display *RequestLoggerTerminalDisplay) Stop() error

type Resolver 

type Resolver interface {
	Resolve(dst interface{}) error
	SetIn(io.Reader)
	SetOut(io.Writer)
}

type TranslateFunc 

type TranslateFunc func(translationID string, args ...interface{}) string

TranslateFunc returns the translation of the string identified by translationID.

If there is no translation for translationID, then the translationID is used as the translation.

func GetTranslationFunc 

func GetTranslationFunc(reader LocaleReader) (TranslateFunc, error)

GetTranslationFunc will return back a function that can be used to translate strings into the currently set locale.

type TranslationEntry 

type TranslationEntry struct {
	// ID is the original English string.
	ID string `json:"id"`
	// Translation is the translation of the ID.
	Translation string `json:"translation"`
}

TranslationEntry is the expected format of the translation file.

type UI 

type UI struct {
	// In is the input buffer
	In io.Reader
	// Out is the output buffer
	Out io.Writer
	// OutForInteration is the output buffer when working with go-interact. When
	// working with Windows, color.Output does not work with TTY detection. So
	// real STDOUT is required or go-interact will not properly work.
	OutForInteration io.Writer
	// Err is the error buffer
	Err io.Writer

	Exiter Exiter

	Interactor Interactor

	IsTTY         bool
	TerminalWidth int

	TimezoneLocation *time.Location
	// contains filtered or unexported fields
}

UI is interface to interact with the user

func NewTestUI 

func NewTestUI(in io.Reader, out io.Writer, err io.Writer) *UI

NewTestUI will return a UI object where Out, In, and Err are customizable, and colors are disabled

func NewUI 

func NewUI(config Config) (*UI, error)

NewUI will return a UI object where Out is set to STDOUT, In is set to STDIN, and Err is set to STDERR

func (*UI) DisplayBoolPrompt 

func (ui *UI) DisplayBoolPrompt(defaultResponse bool, template string, templateValues ...map[string]interface{}) (bool, error)

DisplayBoolPrompt outputs the prompt and waits for user input. It only allows for a boolean response. A default boolean response can be set with defaultResponse.

func (*UI) DisplayChangeForPush 

func (ui *UI) DisplayChangeForPush(header string, stringTypePadding int, hiddenValue bool, originalValue interface{}, newValue interface{}) error

DisplayChangeForPush will display the header and old/new value with the appropriately red/green minuses and pluses.

func (*UI) DisplayChangesForPush 

func (ui *UI) DisplayChangesForPush(changeSet []Change) error

DisplayChangesForPush will display the set of changes via DisplayChangeForPush in the order given.

func (*UI) DisplayDeprecationWarning 

func (ui *UI) DisplayDeprecationWarning()

func (*UI) DisplayError 

func (ui *UI) DisplayError(err error)

DisplayError outputs the translated error message to ui.Err if the error satisfies TranslatableError, otherwise it outputs the original error message to ui.Err. It also outputs "FAILED" in bold red to ui.Out.

func (*UI) DisplayFileDeprecationWarning 

func (ui *UI) DisplayFileDeprecationWarning()

func (*UI) DisplayHeader 

func (ui *UI) DisplayHeader(text string)

DisplayHeader translates the header, bolds and adds the default color to the header, and outputs the result to ui.Out.

func (*UI) DisplayInstancesTableForApp 

func (ui *UI) DisplayInstancesTableForApp(table [][]string)

func (*UI) DisplayKeyValueTable 

func (ui *UI) DisplayKeyValueTable(prefix string, table [][]string, padding int)

DisplayKeyValueTable outputs a matrix of strings as a table to UI.Out. Prefix will be prepended to each row and padding adds the specified number of spaces between columns. The final columns may wrap to multiple lines but will still be confined to the last column. Wrapping will occur on word boundaries.

func (*UI) DisplayKeyValueTableForApp 

func (ui *UI) DisplayKeyValueTableForApp(table [][]string)

func (*UI) DisplayLogMessage 

func (ui *UI) DisplayLogMessage(message LogMessage, displayHeader bool)

DisplayLogMessage formats and outputs a given log message.

func (*UI) DisplayNewline 

func (ui *UI) DisplayNewline()

DisplayNewline outputs a newline to UI.Out.

func (*UI) DisplayNonWrappingTable 

func (ui *UI) DisplayNonWrappingTable(prefix string, table [][]string, padding int)

DisplayNonWrappingTable outputs a matrix of strings as a table to UI.Out. Prefix will be prepended to each row and padding adds the specified number of spaces between columns.

func (*UI) DisplayOK 

func (ui *UI) DisplayOK()

DisplayOK outputs a bold green translated "OK" to UI.Out.

func (*UI) DisplayOptionalTextPrompt 

func (ui *UI) DisplayOptionalTextPrompt(defaultValue string, template string, templateValues ...map[string]interface{}) (string, error)

DisplayOptionalTextPrompt outputs the prompt and waits for user input.

func (*UI) DisplayPasswordPrompt 

func (ui *UI) DisplayPasswordPrompt(template string, templateValues ...map[string]interface{}) (string, error)

DisplayPasswordPrompt outputs the prompt and waits for user input. Hides user's response from the screen.

func (*UI) DisplayTableWithHeader 

func (ui *UI) DisplayTableWithHeader(prefix string, table [][]string, padding int)

DisplayTableWithHeader outputs a simple non-wrapping table with bolded headers.

func (*UI) DisplayText 

func (ui *UI) DisplayText(template string, templateValues ...map[string]interface{})

DisplayText translates the template, substitutes in templateValues, and outputs the result to ui.Out. Only the first map in templateValues is used.

func (*UI) DisplayTextMenu 

func (ui *UI) DisplayTextMenu(choices []string, promptTemplate string, templateValues ...map[string]interface{}) (string, error)

DisplayTextMenu lets the user choose from a list of options, either by name or by number.

func (*UI) DisplayTextPrompt 

func (ui *UI) DisplayTextPrompt(template string, templateValues ...map[string]interface{}) (string, error)

DisplayTextPrompt outputs the prompt and waits for user input.

func (*UI) DisplayTextWithBold 

func (ui *UI) DisplayTextWithBold(template string, templateValues ...map[string]interface{})

DisplayTextWithBold translates the template, bolds the templateValues, substitutes templateValues into the template, and outputs the result to ui.Out. Only the first map in templateValues is used.

func (*UI) DisplayTextWithFlavor 

func (ui *UI) DisplayTextWithFlavor(template string, templateValues ...map[string]interface{})

DisplayTextWithFlavor translates the template, bolds and adds cyan color to templateValues, substitutes templateValues into the template, and outputs the result to ui.Out. Only the first map in templateValues is used.

func (*UI) DisplayWarning 

func (ui *UI) DisplayWarning(template string, templateValues ...map[string]interface{})

DisplayWarning translates the warning, substitutes in templateValues, and outputs to ui.Err. Only the first map in templateValues is used.

func (*UI) DisplayWarnings 

func (ui *UI) DisplayWarnings(warnings []string)

DisplayWarnings translates the warnings and outputs to ui.Err.

func (*UI) GetErr 

func (ui *UI) GetErr() io.Writer

GetErr returns the error writer.

func (*UI) GetIn 

func (ui *UI) GetIn() io.Reader

GetIn returns the input reader.

func (*UI) GetOut 

func (ui *UI) GetOut() io.Writer

GetOut returns the output writer. Same as `Writer`.

func (*UI) RequestLoggerFileWriter 

func (ui *UI) RequestLoggerFileWriter(filePaths []string) *RequestLoggerFileWriter

RequestLoggerFileWriter returns a RequestLoggerFileWriter that cannot overwrite another RequestLoggerFileWriter.

func (*UI) RequestLoggerTerminalDisplay 

func (ui *UI) RequestLoggerTerminalDisplay() *RequestLoggerTerminalDisplay

RequestLoggerTerminalDisplay returns a RequestLoggerTerminalDisplay that cannot overwrite another RequestLoggerTerminalDisplay or the current display.

func (*UI) TranslateText 

func (ui *UI) TranslateText(template string, templateValues ...map[string]interface{}) string

TranslateText passes the template through an internationalization function to translate it to a pre-configured language, and returns the template with templateValues substituted in. Only the first map in templateValues is used.

func (*UI) UserFriendlyDate 

func (ui *UI) UserFriendlyDate(input time.Time) string

UserFriendlyDate converts the time to UTC and then formats it to ISO8601.

func (*UI) Writer 

func (ui *UI) Writer() io.Writer

Writer returns the output writer. Same as `GetOut`.

Source Files

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Directories

Path Synopsis
Code generated by counterfeiter.
 Code generated by counterfeiter.

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