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editorOptions.ts
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editorOptions.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as nls from 'vs/nls';
import * as platform from 'vs/base/common/platform';
import { ScrollbarVisibility } from 'vs/base/common/scrollable';
import { FontInfo } from 'vs/editor/common/config/fontInfo';
import { Constants } from 'vs/base/common/uint';
import { USUAL_WORD_SEPARATORS } from 'vs/editor/common/core/wordHelper';
import { AccessibilitySupport } from 'vs/platform/accessibility/common/accessibility';
import { IConfigurationPropertySchema } from 'vs/platform/configuration/common/configurationRegistry';
import { IJSONSchema } from 'vs/base/common/jsonSchema';
import * as arrays from 'vs/base/common/arrays';
import * as objects from 'vs/base/common/objects';
import { EDITOR_MODEL_DEFAULTS } from 'vs/editor/common/core/textModelDefaults';
//#region typed options
/**
* Configuration options for auto closing quotes and brackets
*/
export type EditorAutoClosingStrategy = 'always' | 'languageDefined' | 'beforeWhitespace' | 'never';
/**
* Configuration options for auto wrapping quotes and brackets
*/
export type EditorAutoSurroundStrategy = 'languageDefined' | 'quotes' | 'brackets' | 'never';
/**
* Configuration options for typing over closing quotes or brackets
*/
export type EditorAutoClosingEditStrategy = 'always' | 'auto' | 'never';
/**
* Configuration options for auto indentation in the editor
*/
export const enum EditorAutoIndentStrategy {
None = 0,
Keep = 1,
Brackets = 2,
Advanced = 3,
Full = 4
}
/**
* Configuration options for the editor.
*/
export interface IEditorOptions {
/**
* This editor is used inside a diff editor.
*/
inDiffEditor?: boolean;
/**
* The aria label for the editor's textarea (when it is focused).
*/
ariaLabel?: string;
/**
* The `tabindex` property of the editor's textarea
*/
tabIndex?: number;
/**
* Render vertical lines at the specified columns.
* Defaults to empty array.
*/
rulers?: (number | IRulerOption)[];
/**
* A string containing the word separators used when doing word navigation.
* Defaults to `~!@#$%^&*()-=+[{]}\\|;:\'",.<>/?
*/
wordSeparators?: string;
/**
* Enable Linux primary clipboard.
* Defaults to true.
*/
selectionClipboard?: boolean;
/**
* Control the rendering of line numbers.
* If it is a function, it will be invoked when rendering a line number and the return value will be rendered.
* Otherwise, if it is a truthy, line numbers will be rendered normally (equivalent of using an identity function).
* Otherwise, line numbers will not be rendered.
* Defaults to `on`.
*/
lineNumbers?: LineNumbersType;
/**
* Controls the minimal number of visible leading and trailing lines surrounding the cursor.
* Defaults to 0.
*/
cursorSurroundingLines?: number;
/**
* Controls when `cursorSurroundingLines` should be enforced
* Defaults to `default`, `cursorSurroundingLines` is not enforced when cursor position is changed
* by mouse.
*/
cursorSurroundingLinesStyle?: 'default' | 'all';
/**
* Render last line number when the file ends with a newline.
* Defaults to true.
*/
renderFinalNewline?: boolean;
/**
* Remove unusual line terminators like LINE SEPARATOR (LS), PARAGRAPH SEPARATOR (PS).
* Defaults to 'prompt'.
*/
unusualLineTerminators?: 'auto' | 'off' | 'prompt';
/**
* Should the corresponding line be selected when clicking on the line number?
* Defaults to true.
*/
selectOnLineNumbers?: boolean;
/**
* Control the width of line numbers, by reserving horizontal space for rendering at least an amount of digits.
* Defaults to 5.
*/
lineNumbersMinChars?: number;
/**
* Enable the rendering of the glyph margin.
* Defaults to true in vscode and to false in monaco-editor.
*/
glyphMargin?: boolean;
/**
* The width reserved for line decorations (in px).
* Line decorations are placed between line numbers and the editor content.
* You can pass in a string in the format floating point followed by "ch". e.g. 1.3ch.
* Defaults to 10.
*/
lineDecorationsWidth?: number | string;
/**
* When revealing the cursor, a virtual padding (px) is added to the cursor, turning it into a rectangle.
* This virtual padding ensures that the cursor gets revealed before hitting the edge of the viewport.
* Defaults to 30 (px).
*/
revealHorizontalRightPadding?: number;
/**
* Render the editor selection with rounded borders.
* Defaults to true.
*/
roundedSelection?: boolean;
/**
* Class name to be added to the editor.
*/
extraEditorClassName?: string;
/**
* Should the editor be read only. See also `domReadOnly`.
* Defaults to false.
*/
readOnly?: boolean;
/**
* Should the textarea used for input use the DOM `readonly` attribute.
* Defaults to false.
*/
domReadOnly?: boolean;
/**
* Enable linked editing.
* Defaults to false.
*/
linkedEditing?: boolean;
/**
* deprecated, use linkedEditing instead
*/
renameOnType?: boolean;
/**
* Should the editor render validation decorations.
* Defaults to editable.
*/
renderValidationDecorations?: 'editable' | 'on' | 'off';
/**
* Control the behavior and rendering of the scrollbars.
*/
scrollbar?: IEditorScrollbarOptions;
/**
* Control the behavior of sticky scroll options
*/
stickyScroll?: IEditorStickyScrollOptions;
/**
* Control the behavior and rendering of the minimap.
*/
minimap?: IEditorMinimapOptions;
/**
* Control the behavior of the find widget.
*/
find?: IEditorFindOptions;
/**
* Display overflow widgets as `fixed`.
* Defaults to `false`.
*/
fixedOverflowWidgets?: boolean;
/**
* The number of vertical lanes the overview ruler should render.
* Defaults to 3.
*/
overviewRulerLanes?: number;
/**
* Controls if a border should be drawn around the overview ruler.
* Defaults to `true`.
*/
overviewRulerBorder?: boolean;
/**
* Control the cursor animation style, possible values are 'blink', 'smooth', 'phase', 'expand' and 'solid'.
* Defaults to 'blink'.
*/
cursorBlinking?: 'blink' | 'smooth' | 'phase' | 'expand' | 'solid';
/**
* Zoom the font in the editor when using the mouse wheel in combination with holding Ctrl.
* Defaults to false.
*/
mouseWheelZoom?: boolean;
/**
* Control the mouse pointer style, either 'text' or 'default' or 'copy'
* Defaults to 'text'
*/
mouseStyle?: 'text' | 'default' | 'copy';
/**
* Enable smooth caret animation.
* Defaults to false.
*/
cursorSmoothCaretAnimation?: boolean;
/**
* Control the cursor style, either 'block' or 'line'.
* Defaults to 'line'.
*/
cursorStyle?: 'line' | 'block' | 'underline' | 'line-thin' | 'block-outline' | 'underline-thin';
/**
* Control the width of the cursor when cursorStyle is set to 'line'
*/
cursorWidth?: number;
/**
* Enable font ligatures.
* Defaults to false.
*/
fontLigatures?: boolean | string;
/**
* Disable the use of `transform: translate3d(0px, 0px, 0px)` for the editor margin and lines layers.
* The usage of `transform: translate3d(0px, 0px, 0px)` acts as a hint for browsers to create an extra layer.
* Defaults to false.
*/
disableLayerHinting?: boolean;
/**
* Disable the optimizations for monospace fonts.
* Defaults to false.
*/
disableMonospaceOptimizations?: boolean;
/**
* Should the cursor be hidden in the overview ruler.
* Defaults to false.
*/
hideCursorInOverviewRuler?: boolean;
/**
* Enable that scrolling can go one screen size after the last line.
* Defaults to true.
*/
scrollBeyondLastLine?: boolean;
/**
* Enable that scrolling can go beyond the last column by a number of columns.
* Defaults to 5.
*/
scrollBeyondLastColumn?: number;
/**
* Enable that the editor animates scrolling to a position.
* Defaults to false.
*/
smoothScrolling?: boolean;
/**
* Enable that the editor will install an interval to check if its container dom node size has changed.
* Enabling this might have a severe performance impact.
* Defaults to false.
*/
automaticLayout?: boolean;
/**
* Control the wrapping of the editor.
* When `wordWrap` = "off", the lines will never wrap.
* When `wordWrap` = "on", the lines will wrap at the viewport width.
* When `wordWrap` = "wordWrapColumn", the lines will wrap at `wordWrapColumn`.
* When `wordWrap` = "bounded", the lines will wrap at min(viewport width, wordWrapColumn).
* Defaults to "off".
*/
wordWrap?: 'off' | 'on' | 'wordWrapColumn' | 'bounded';
/**
* Override the `wordWrap` setting.
*/
wordWrapOverride1?: 'off' | 'on' | 'inherit';
/**
* Override the `wordWrapOverride1` setting.
*/
wordWrapOverride2?: 'off' | 'on' | 'inherit';
/**
* Control the wrapping of the editor.
* When `wordWrap` = "off", the lines will never wrap.
* When `wordWrap` = "on", the lines will wrap at the viewport width.
* When `wordWrap` = "wordWrapColumn", the lines will wrap at `wordWrapColumn`.
* When `wordWrap` = "bounded", the lines will wrap at min(viewport width, wordWrapColumn).
* Defaults to 80.
*/
wordWrapColumn?: number;
/**
* Control indentation of wrapped lines. Can be: 'none', 'same', 'indent' or 'deepIndent'.
* Defaults to 'same' in vscode and to 'none' in monaco-editor.
*/
wrappingIndent?: 'none' | 'same' | 'indent' | 'deepIndent';
/**
* Controls the wrapping strategy to use.
* Defaults to 'simple'.
*/
wrappingStrategy?: 'simple' | 'advanced';
/**
* Configure word wrapping characters. A break will be introduced before these characters.
*/
wordWrapBreakBeforeCharacters?: string;
/**
* Configure word wrapping characters. A break will be introduced after these characters.
*/
wordWrapBreakAfterCharacters?: string;
/**
* Performance guard: Stop rendering a line after x characters.
* Defaults to 10000.
* Use -1 to never stop rendering
*/
stopRenderingLineAfter?: number;
/**
* Configure the editor's hover.
*/
hover?: IEditorHoverOptions;
/**
* Enable detecting links and making them clickable.
* Defaults to true.
*/
links?: boolean;
/**
* Enable inline color decorators and color picker rendering.
*/
colorDecorators?: boolean;
/**
* Control the behaviour of comments in the editor.
*/
comments?: IEditorCommentsOptions;
/**
* Enable custom contextmenu.
* Defaults to true.
*/
contextmenu?: boolean;
/**
* A multiplier to be used on the `deltaX` and `deltaY` of mouse wheel scroll events.
* Defaults to 1.
*/
mouseWheelScrollSensitivity?: number;
/**
* FastScrolling mulitplier speed when pressing `Alt`
* Defaults to 5.
*/
fastScrollSensitivity?: number;
/**
* Enable that the editor scrolls only the predominant axis. Prevents horizontal drift when scrolling vertically on a trackpad.
* Defaults to true.
*/
scrollPredominantAxis?: boolean;
/**
* Enable that the selection with the mouse and keys is doing column selection.
* Defaults to false.
*/
columnSelection?: boolean;
/**
* The modifier to be used to add multiple cursors with the mouse.
* Defaults to 'alt'
*/
multiCursorModifier?: 'ctrlCmd' | 'alt';
/**
* Merge overlapping selections.
* Defaults to true
*/
multiCursorMergeOverlapping?: boolean;
/**
* Configure the behaviour when pasting a text with the line count equal to the cursor count.
* Defaults to 'spread'.
*/
multiCursorPaste?: 'spread' | 'full';
/**
* Configure the editor's accessibility support.
* Defaults to 'auto'. It is best to leave this to 'auto'.
*/
accessibilitySupport?: 'auto' | 'off' | 'on';
/**
* Controls the number of lines in the editor that can be read out by a screen reader
*/
accessibilityPageSize?: number;
/**
* Suggest options.
*/
suggest?: ISuggestOptions;
inlineSuggest?: IInlineSuggestOptions;
/**
* Smart select options.
*/
smartSelect?: ISmartSelectOptions;
/**
*
*/
gotoLocation?: IGotoLocationOptions;
/**
* Enable quick suggestions (shadow suggestions)
* Defaults to true.
*/
quickSuggestions?: boolean | IQuickSuggestionsOptions;
/**
* Quick suggestions show delay (in ms)
* Defaults to 10 (ms)
*/
quickSuggestionsDelay?: number;
/**
* Controls the spacing around the editor.
*/
padding?: IEditorPaddingOptions;
/**
* Parameter hint options.
*/
parameterHints?: IEditorParameterHintOptions;
/**
* Options for auto closing brackets.
* Defaults to language defined behavior.
*/
autoClosingBrackets?: EditorAutoClosingStrategy;
/**
* Options for auto closing quotes.
* Defaults to language defined behavior.
*/
autoClosingQuotes?: EditorAutoClosingStrategy;
/**
* Options for pressing backspace near quotes or bracket pairs.
*/
autoClosingDelete?: EditorAutoClosingEditStrategy;
/**
* Options for typing over closing quotes or brackets.
*/
autoClosingOvertype?: EditorAutoClosingEditStrategy;
/**
* Options for auto surrounding.
* Defaults to always allowing auto surrounding.
*/
autoSurround?: EditorAutoSurroundStrategy;
/**
* Controls whether the editor should automatically adjust the indentation when users type, paste, move or indent lines.
* Defaults to advanced.
*/
autoIndent?: 'none' | 'keep' | 'brackets' | 'advanced' | 'full';
/**
* Emulate selection behaviour of tab characters when using spaces for indentation.
* This means selection will stick to tab stops.
*/
stickyTabStops?: boolean;
/**
* Enable format on type.
* Defaults to false.
*/
formatOnType?: boolean;
/**
* Enable format on paste.
* Defaults to false.
*/
formatOnPaste?: boolean;
/**
* Controls if the editor should allow to move selections via drag and drop.
* Defaults to false.
*/
dragAndDrop?: boolean;
/**
* Enable the suggestion box to pop-up on trigger characters.
* Defaults to true.
*/
suggestOnTriggerCharacters?: boolean;
/**
* Accept suggestions on ENTER.
* Defaults to 'on'.
*/
acceptSuggestionOnEnter?: 'on' | 'smart' | 'off';
/**
* Accept suggestions on provider defined characters.
* Defaults to true.
*/
acceptSuggestionOnCommitCharacter?: boolean;
/**
* Enable snippet suggestions. Default to 'true'.
*/
snippetSuggestions?: 'top' | 'bottom' | 'inline' | 'none';
/**
* Copying without a selection copies the current line.
*/
emptySelectionClipboard?: boolean;
/**
* Syntax highlighting is copied.
*/
copyWithSyntaxHighlighting?: boolean;
/**
* The history mode for suggestions.
*/
suggestSelection?: 'first' | 'recentlyUsed' | 'recentlyUsedByPrefix';
/**
* The font size for the suggest widget.
* Defaults to the editor font size.
*/
suggestFontSize?: number;
/**
* The line height for the suggest widget.
* Defaults to the editor line height.
*/
suggestLineHeight?: number;
/**
* Enable tab completion.
*/
tabCompletion?: 'on' | 'off' | 'onlySnippets';
/**
* Enable selection highlight.
* Defaults to true.
*/
selectionHighlight?: boolean;
/**
* Enable semantic occurrences highlight.
* Defaults to true.
*/
occurrencesHighlight?: boolean;
/**
* Show code lens
* Defaults to true.
*/
codeLens?: boolean;
/**
* Code lens font family. Defaults to editor font family.
*/
codeLensFontFamily?: string;
/**
* Code lens font size. Default to 90% of the editor font size
*/
codeLensFontSize?: number;
/**
* Control the behavior and rendering of the code action lightbulb.
*/
lightbulb?: IEditorLightbulbOptions;
/**
* Timeout for running code actions on save.
*/
codeActionsOnSaveTimeout?: number;
/**
* Enable code folding.
* Defaults to true.
*/
folding?: boolean;
/**
* Selects the folding strategy. 'auto' uses the strategies contributed for the current document, 'indentation' uses the indentation based folding strategy.
* Defaults to 'auto'.
*/
foldingStrategy?: 'auto' | 'indentation';
/**
* Enable highlight for folded regions.
* Defaults to true.
*/
foldingHighlight?: boolean;
/**
* Auto fold imports folding regions.
* Defaults to true.
*/
foldingImportsByDefault?: boolean;
/**
* Maximum number of foldable regions.
* Defaults to 5000.
*/
foldingMaximumRegions?: number;
/**
* Controls whether the fold actions in the gutter stay always visible or hide unless the mouse is over the gutter.
* Defaults to 'mouseover'.
*/
showFoldingControls?: 'always' | 'never' | 'mouseover';
/**
* Controls whether clicking on the empty content after a folded line will unfold the line.
* Defaults to false.
*/
unfoldOnClickAfterEndOfLine?: boolean;
/**
* Enable highlighting of matching brackets.
* Defaults to 'always'.
*/
matchBrackets?: 'never' | 'near' | 'always';
/**
* Enable rendering of whitespace.
* Defaults to 'selection'.
*/
renderWhitespace?: 'none' | 'boundary' | 'selection' | 'trailing' | 'all';
/**
* Enable rendering of control characters.
* Defaults to true.
*/
renderControlCharacters?: boolean;
/**
* Enable rendering of current line highlight.
* Defaults to all.
*/
renderLineHighlight?: 'none' | 'gutter' | 'line' | 'all';
/**
* Control if the current line highlight should be rendered only the editor is focused.
* Defaults to false.
*/
renderLineHighlightOnlyWhenFocus?: boolean;
/**
* Inserting and deleting whitespace follows tab stops.
*/
useTabStops?: boolean;
/**
* The font family
*/
fontFamily?: string;
/**
* The font weight
*/
fontWeight?: string;
/**
* The font size
*/
fontSize?: number;
/**
* The line height
*/
lineHeight?: number;
/**
* The letter spacing
*/
letterSpacing?: number;
/**
* Controls fading out of unused variables.
*/
showUnused?: boolean;
/**
* Controls whether to focus the inline editor in the peek widget by default.
* Defaults to false.
*/
peekWidgetDefaultFocus?: 'tree' | 'editor';
/**
* Controls whether the definition link opens element in the peek widget.
* Defaults to false.
*/
definitionLinkOpensInPeek?: boolean;
/**
* Controls strikethrough deprecated variables.
*/
showDeprecated?: boolean;
/**
* Controls whether suggestions allow matches in the middle of the word instead of only at the beginning
*/
matchOnWordStartOnly?: boolean;
/**
* Control the behavior and rendering of the inline hints.
*/
inlayHints?: IEditorInlayHintsOptions;
/**
* Control if the editor should use shadow DOM.
*/
useShadowDOM?: boolean;
/**
* Controls the behavior of editor guides.
*/
guides?: IGuidesOptions;
/**
* Controls the behavior of the unicode highlight feature
* (by default, ambiguous and invisible characters are highlighted).
*/
unicodeHighlight?: IUnicodeHighlightOptions;
/**
* Configures bracket pair colorization (disabled by default).
*/
bracketPairColorization?: IBracketPairColorizationOptions;
/**
* Controls dropping into the editor from an external source.
*
* When enabled, this shows a preview of the drop location and triggers an `onDropIntoEditor` event.
*/
dropIntoEditor?: IDropIntoEditorOptions;
}
/**
* @internal
* The width of the minimap gutter, in pixels.
*/
export const MINIMAP_GUTTER_WIDTH = 8;
export interface IDiffEditorBaseOptions {
/**
* Allow the user to resize the diff editor split view.
* Defaults to true.
*/
enableSplitViewResizing?: boolean;
/**
* Render the differences in two side-by-side editors.
* Defaults to true.
*/
renderSideBySide?: boolean;
/**
* Timeout in milliseconds after which diff computation is cancelled.
* Defaults to 5000.
*/
maxComputationTime?: number;
/**
* Maximum supported file size in MB.
* Defaults to 50.
*/
maxFileSize?: number;
/**
* Compute the diff by ignoring leading/trailing whitespace
* Defaults to true.
*/
ignoreTrimWhitespace?: boolean;
/**
* Render +/- indicators for added/deleted changes.
* Defaults to true.
*/
renderIndicators?: boolean;
/**
* Shows icons in the glyph margin to revert changes.
* Default to true.
*/
renderMarginRevertIcon?: boolean;
/**
* Original model should be editable?
* Defaults to false.
*/
originalEditable?: boolean;
/**
* Should the diff editor enable code lens?
* Defaults to false.
*/
diffCodeLens?: boolean;
/**
* Is the diff editor should render overview ruler
* Defaults to true
*/
renderOverviewRuler?: boolean;
/**
* Control the wrapping of the diff editor.
*/
diffWordWrap?: 'off' | 'on' | 'inherit';
/**
* Diff Algorithm
*/
diffAlgorithm?: 'smart' | 'experimental';
}
/**
* Configuration options for the diff editor.
*/
export interface IDiffEditorOptions extends IEditorOptions, IDiffEditorBaseOptions {
}
/**
* @internal
*/
export type ValidDiffEditorBaseOptions = Readonly<Required<IDiffEditorBaseOptions>>;
//#endregion
/**
* An event describing that the configuration of the editor has changed.
*/
export class ConfigurationChangedEvent {
private readonly _values: boolean[];
/**
* @internal
*/
constructor(values: boolean[]) {
this._values = values;
}
public hasChanged(id: EditorOption): boolean {
return this._values[id];
}
}
/**
* All computed editor options.
*/
export interface IComputedEditorOptions {
get<T extends EditorOption>(id: T): FindComputedEditorOptionValueById<T>;
}
//#region IEditorOption
/**
* @internal
*/
export interface IEnvironmentalOptions {
readonly memory: ComputeOptionsMemory | null;
readonly outerWidth: number;
readonly outerHeight: number;
readonly fontInfo: FontInfo;
readonly extraEditorClassName: string;
readonly isDominatedByLongLines: boolean;
readonly viewLineCount: number;
readonly lineNumbersDigitCount: number;
readonly emptySelectionClipboard: boolean;
readonly pixelRatio: number;
readonly tabFocusMode: boolean;
readonly accessibilitySupport: AccessibilitySupport;
}
/**
* @internal
*/
export class ComputeOptionsMemory {
public stableMinimapLayoutInput: IMinimapLayoutInput | null;
public stableFitMaxMinimapScale: number;
public stableFitRemainingWidth: number;
constructor() {
this.stableMinimapLayoutInput = null;
this.stableFitMaxMinimapScale = 0;
this.stableFitRemainingWidth = 0;
}
}
export interface IEditorOption<K extends EditorOption, V> {
readonly id: K;
readonly name: string;
defaultValue: V;
/**
* @internal
*/
readonly schema: IConfigurationPropertySchema | { [path: string]: IConfigurationPropertySchema } | undefined;
/**
* @internal
*/
validate(input: any): V;
/**
* @internal
*/
compute(env: IEnvironmentalOptions, options: IComputedEditorOptions, value: V): V;
/**
* Might modify `value`.
*/
applyUpdate(value: V | undefined, update: V): ApplyUpdateResult<V>;
}
/**
* @internal
*/
type PossibleKeyName0<V> = { [K in keyof IEditorOptions]: IEditorOptions[K] extends V | undefined ? K : never }[keyof IEditorOptions];
/**
* @internal
*/
type PossibleKeyName<V> = NonNullable<PossibleKeyName0<V>>;
/**
* @internal
*/
abstract class BaseEditorOption<K extends EditorOption, T, V> implements IEditorOption<K, V> {
public readonly id: K;
public readonly name: string;
public readonly defaultValue: V;
public readonly schema: IConfigurationPropertySchema | { [path: string]: IConfigurationPropertySchema } | undefined;
constructor(id: K, name: PossibleKeyName<T>, defaultValue: V, schema?: IConfigurationPropertySchema | { [path: string]: IConfigurationPropertySchema }) {
this.id = id;
this.name = name;
this.defaultValue = defaultValue;
this.schema = schema;
}
public applyUpdate(value: V | undefined, update: V): ApplyUpdateResult<V> {
return applyUpdate(value, update);
}
public abstract validate(input: any): V;
public compute(env: IEnvironmentalOptions, options: IComputedEditorOptions, value: V): V {
return value;
}
}
export class ApplyUpdateResult<T> {
constructor(
public readonly newValue: T,
public readonly didChange: boolean
) { }
}
function applyUpdate<T>(value: T | undefined, update: T): ApplyUpdateResult<T> {
if (typeof value !== 'object' || typeof update !== 'object' || !value || !update) {
return new ApplyUpdateResult(update, value !== update);
}
if (Array.isArray(value) || Array.isArray(update)) {
const arrayEquals = Array.isArray(value) && Array.isArray(update) && arrays.equals(value, update);
return new ApplyUpdateResult(update, !arrayEquals);
}
let didChange = false;
for (const key in update) {
if ((update as T & object).hasOwnProperty(key)) {
const result = applyUpdate(value[key], update[key]);
if (result.didChange) {
value[key] = result.newValue;
didChange = true;
}
}
}
return new ApplyUpdateResult(value, didChange);
}
/**
* @internal
*/
abstract class ComputedEditorOption<K extends EditorOption, V> implements IEditorOption<K, V> {
public readonly id: K;
public readonly name: '_never_';
public readonly defaultValue: V;
public readonly schema: IConfigurationPropertySchema | undefined = undefined;
constructor(id: K) {
this.id = id;
this.name = '_never_';
this.defaultValue = <any>undefined;
}
public applyUpdate(value: V | undefined, update: V): ApplyUpdateResult<V> {
return applyUpdate(value, update);
}
public validate(input: any): V {
return this.defaultValue;
}
public abstract compute(env: IEnvironmentalOptions, options: IComputedEditorOptions, value: V): V;
}
class SimpleEditorOption<K extends EditorOption, V> implements IEditorOption<K, V> {
public readonly id: K;
public readonly name: PossibleKeyName<V>;
public readonly defaultValue: V;
public readonly schema: IConfigurationPropertySchema | undefined;
constructor(id: K, name: PossibleKeyName<V>, defaultValue: V, schema?: IConfigurationPropertySchema) {
this.id = id;
this.name = name;
this.defaultValue = defaultValue;
this.schema = schema;
}
public applyUpdate(value: V | undefined, update: V): ApplyUpdateResult<V> {
return applyUpdate(value, update);
}
public validate(input: any): V {
if (typeof input === 'undefined') {
return this.defaultValue;
}
return input as any;
}
public compute(env: IEnvironmentalOptions, options: IComputedEditorOptions, value: V): V {
return value;
}
}
/**
* @internal
*/
export function boolean(value: any, defaultValue: boolean): boolean {
if (typeof value === 'undefined') {
return defaultValue;
}
if (value === 'false') {
// treat the string 'false' as false
return false;
}
return Boolean(value);
}
class EditorBooleanOption<K extends EditorOption> extends SimpleEditorOption<K, boolean> {
constructor(id: K, name: PossibleKeyName<boolean>, defaultValue: boolean, schema: IConfigurationPropertySchema | undefined = undefined) {
if (typeof schema !== 'undefined') {
schema.type = 'boolean';
schema.default = defaultValue;
}
super(id, name, defaultValue, schema);
}
public override validate(input: any): boolean {
return boolean(input, this.defaultValue);
}
}
/**
* @internal
*/
export function clampedInt<T>(value: any, defaultValue: T, minimum: number, maximum: number): number | T {
if (typeof value === 'undefined') {
return defaultValue;
}
let r = parseInt(value, 10);
if (isNaN(r)) {