Set-PSReadline Option

Module:
PSReadLine
Customizes the behavior of command line editing in PSReadline.

Syntax 

Set-PSReadlineOption
   [-EditMode <EditMode>]
   [-ContinuationPrompt <String>]
   [-ContinuationPromptForegroundColor <ConsoleColor>]
   [-ContinuationPromptBackgroundColor <ConsoleColor>]
   [-EmphasisForegroundColor <ConsoleColor>]
   [-EmphasisBackgroundColor <ConsoleColor>]
   [-ErrorForegroundColor <ConsoleColor>]
   [-ErrorBackgroundColor <ConsoleColor>]
   [-HistoryNoDuplicates]
   [-AddToHistoryHandler <System.Func`2[System.String,System.Boolean]>]
   [-CommandValidationHandler <System.Action`1[System.Management.Automation.Language.CommandAst]>]
   [-HistorySearchCursorMovesToEnd]
   [-MaximumHistoryCount <Int32>]
   [-MaximumKillRingCount <Int32>]
   [-ResetTokenColors]
   [-ShowToolTips]
   [-ExtraPromptLineCount <Int32>]
   [-DingTone <Int32>]
   [-DingDuration <Int32>]
   [-BellStyle <BellStyle>]
   [-CompletionQueryItems <Int32>]
   [-WordDelimiters <String>]
   [-HistorySearchCaseSensitive]
   [-HistorySaveStyle <HistorySaveStyle>]
   [-HistorySavePath <String>]
   [-ViModeIndicator <ViModeStyle>]
   [<CommonParameters>]
Set-PSReadlineOption
   [-TokenKind] <TokenClassification>
   [[-ForegroundColor] <ConsoleColor>]
   [[-BackgroundColor] <ConsoleColor>]
   [<CommonParameters>]

Description

The Set-PSReadlineOption cmdlet customizes the behavior of the PSReadline module when you are editing the command line.

Examples

Example 1: Set values for Comment type 

PS C:\> Set-PSReadlineOption -TokenKind Comment -ForegroundColor Green -BackgroundColor Gray

This command sets tokens of the type Comment to be displayed in PSReadline in green text on a gray background.

Example 2: Set bell style 

PS C:\> Set-PSReadlineOption -BellStyle Audible -DingTone 1221 -DingDuration 60

This cmdlet instructs PSReadline to respond to errors and other conditions that require user input by emitting an audible beep or sound at 1221 Hz for 60 ms.

Required Parameters

-TokenKind

Specifies the kind of token when you are setting token coloring options with the ForegroundColor and BackgroundColor parameters. The acceptable values for this parameter are:

  • None
  • Comment
  • Keyword
  • String
  • Operator
  • Variable
  • Command
  • Parameter
  • Type
  • Number
  • Member
Type: TokenClassification
Parameter Sets: None, Comment, Keyword, String, Operator, Variable, Command, Parameter, Type, Number, Member
Position: 0
Default value: None
Accept pipeline input: False
Accept wildcard characters: False

Optional Parameters

-AddToHistoryHandler

Specifies a ScriptBlock that controls which commands get added to PSReadline history.

Type: System.Func`2[System.String,System.Boolean]
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-BackgroundColor

Specifies the background color for the token kind that is specified by the TokenKind parameter.

The acceptable values for this parameter are:

  • Black
  • DarkBlue
  • DarkGreen
  • DarkCyan
  • DarkRed
  • DarkMagenta
  • DarkYellow
  • Gray
  • DarkGray
  • Blue
  • Green
  • Cyan
  • Red
  • Magenta
  • Yellow
  • White
Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: 2
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-BellStyle

Specifies how PSReadLine responds to various error conditions or user prompts. If you do not specify this parameter, the default response is Audible. The acceptable values for this parameter are:

  • None. No feedback.
  • Visual. Text flashes briefly.
  • Audible. A short beep.
Type: BellStyle
Parameter Sets: None, Visual, Audible
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-CommandValidationHandler

Specifies a ScriptBlock that is called from ValidateAndAcceptLine . If an exception is thrown, validation fails and the error is reported. Before throwing an exception, the validation handler can place the cursor at the point of the error to make it easier to fix. A validation handler can also change the command line, such as to correct common typographical errors.

Type: System.Action`1[System.Management.Automation.Language.CommandAst]
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-CompletionQueryItems

Specifies the maximum number of completion items that are shown without prompting. If the number of items to show is greater than this value, PSReadline prompts you to specify yes or no (y/n) before it displays the completion items. The default maximum number is 100.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ContinuationPrompt

Specifies the string displayed at the start of the second and subsequent lines when multi-line input is being entered. The default value is '>>>'. The empty string is valid.

Type: String
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ContinuationPromptBackgroundColor

Specifies the background color of the continuation prompt.

The acceptable values for this parameter are: the same values as for the BackgroundColor parameter.

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ContinuationPromptForegroundColor

Specifies the foreground color of the continuation prompt.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-DingDuration

Specifies the duration of the beep, in milliseconds (ms), if the BellStyle parameter has a value of Audible. If you do not specify this parameter, and BellStyle is set to Audible, the default duration is 50 ms.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-DingTone

Specifies the tone of the beep, in hertz (Hz), if the BellStyle parameter is set to Audible. The acceptable values for this parameter are: integers in the range 37 to 32767 Hz. If you do not specify this parameter, and Bellstyle is Audible, the default tone is 1221 Hz.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-EditMode

Specifies the command line editing mode. The EditMode parameter resets any key bindings that you have set by running Set-PSReadlineKeyHandler.

Type: EditMode
Parameter Sets: Windows, Emacs, Vi
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-EmphasisBackgroundColor

Specifies the background color that is used for emphasis, such as to highlight search text.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-EmphasisForegroundColor

Specifies the foreground color that is used for emphasis, such as to highlight search text.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ErrorBackgroundColor

Specifies the background color that is used for errors.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ErrorForegroundColor

Specifies the foreground color that is used for errors.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ExtraPromptLineCount

Specifies the number of extra lines. Specify a value for this parameter if your prompt spans more than one line, and you want extra lines to be available when PSReadline displays the prompt after showing some output, such as when PSReadline returns a list of completions.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ForegroundColor

Specifies the foreground color for the token kind that is specified by the TokenKind parameter.

The acceptable values for this parameter are: the same values as for BackgroundColor .

Type: ConsoleColor
Parameter Sets: Black, DarkBlue, DarkGreen, DarkCyan, DarkRed, DarkMagenta, DarkYellow, Gray, DarkGray, Blue, Green, Cyan, Red, Magenta, Yellow, White
Position: 1
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-HistoryNoDuplicates

Specifies that duplicate commands not added to PSReadline history.

Type: SwitchParameter
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-HistorySavePath

Specifies a path of the history file. If you do not add this parameter, the default path is ~\AppData\Roaming\PSReadline$($host.Name)_history.txt.

Type: String
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-HistorySaveStyle

Specifies how PSReadLine saves history. To avoid unexpected behavior with command history, if you do not want to use the default value, SaveIncrementally, then set this option before you run the first command line in a session.

Type: HistorySaveStyle
Parameter Sets: SaveIncrementally, SaveAtExit, SaveNothing
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-HistorySearchCaseSensitive

Indicates that the searching history is case sensitive in functions such as ReverseSearchHistory or HistorySearchBackward.

Type: SwitchParameter
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-HistorySearchCursorMovesToEnd

Indicates that the cursor moves to the end of commands that you load from history by using a search. You can search the command history by typing one or more of the characters at the start of the command, and then pressing the up or down arrows, or any other keys that you have mapped to cycling through the command history. If you do not specify this parameter, the cursor remains at the position it was when you pressed the up or down arrows.

To turn off this option, you can run either of the following commands:

Set-PSReadlineOption -HistorySearchCursorMovesToEnd:$False

(Get-PSReadlineOption).HistorySearchCursorMovesToEnd = $False

Type: SwitchParameter
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-MaximumHistoryCount

Specifies the maximum number of commands to save in PSReadline history. PSReadline history not the same thing as Windows PowerShell history.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-MaximumKillRingCount

Specifies the maximum number of items stored in the kill ring.

Type: Int32
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ResetTokenColors

Indicates that this cmdlet restores token colors to default settings.

Type: SwitchParameter
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ShowToolTips

Indicates that when you are displaying possible completions tooltips are shown in the list of completions.

Type: SwitchParameter
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-ViModeIndicator

{{Fill ViModeIndicator Description}}

Type: ViModeStyle
Parameter Sets: None, Prompt, Cursor
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False
-WordDelimiters

Specifies the characters that delimit words for functions like ForwardWord or KillWord. The default value is the following list of characters: >;:,.[]{}()/|^&*-=+

Type: String
Position: Named
Default value: None
Accept pipeline input: False
Accept wildcard characters: False

Inputs

None

You cannot pipe objects to this cmdlet.

Outputs

None

This cmdlet does not generate output.