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modes.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.
*--------------------------------------------------------------------------------------------*/
'use strict';
import { MarkedString } from 'vs/base/common/htmlContent';
import { IDisposable } from 'vs/base/common/lifecycle';
import URI from 'vs/base/common/uri';
import * as editorCommon from 'vs/editor/common/editorCommon';
import { TokenizationResult, TokenizationResult2 } from 'vs/editor/common/core/token';
import LanguageFeatureRegistry from 'vs/editor/common/modes/languageFeatureRegistry';
import { CancellationToken } from 'vs/base/common/cancellation';
import { Position } from 'vs/editor/common/core/position';
import { Range } from 'vs/editor/common/core/range';
import Event from 'vs/base/common/event';
import { TokenizationRegistryImpl } from 'vs/editor/common/modes/tokenizationRegistry';
import { Color } from 'vs/base/common/color';
/**
* Open ended enum at runtime
* @internal
*/
export const enum LanguageId {
Null = 0,
PlainText = 1
}
/**
* @internal
*/
export class LanguageIdentifier {
public readonly language: string;
public readonly id: LanguageId;
constructor(sid: string, iid: LanguageId) {
this.language = sid;
this.id = iid;
}
}
/**
* A mode. Will soon be obsolete.
* @internal
*/
export interface IMode {
getId(): string;
getLanguageIdentifier(): LanguageIdentifier;
}
/**
* A font style. Values are 2^x such that a bit mask can be used.
* @internal
*/
export const enum FontStyle {
NotSet = -1,
None = 0,
Italic = 1,
Bold = 2,
Underline = 4
}
/**
* Open ended enum at runtime
* @internal
*/
export const enum ColorId {
None = 0,
DefaultForeground = 1,
DefaultBackground = 2
}
/**
* A standard token type. Values are 2^x such that a bit mask can be used.
* @internal
*/
export const enum StandardTokenType {
Other = 0,
Comment = 1,
String = 2,
RegEx = 4
}
/**
* Helpers to manage the "collapsed" metadata of an entire StackElement stack.
* The following assumptions have been made:
* - languageId < 256 => needs 8 bits
* - unique color count < 512 => needs 9 bits
*
* The binary format is:
* - -------------------------------------------
* 3322 2222 2222 1111 1111 1100 0000 0000
* 1098 7654 3210 9876 5432 1098 7654 3210
* - -------------------------------------------
* xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx
* bbbb bbbb bfff ffff ffFF FTTT LLLL LLLL
* - -------------------------------------------
* - L = LanguageId (8 bits)
* - T = StandardTokenType (3 bits)
* - F = FontStyle (3 bits)
* - f = foreground color (9 bits)
* - b = background color (9 bits)
*
* @internal
*/
export const enum MetadataConsts {
LANGUAGEID_MASK = 0b00000000000000000000000011111111,
TOKEN_TYPE_MASK = 0b00000000000000000000011100000000,
FONT_STYLE_MASK = 0b00000000000000000011100000000000,
FOREGROUND_MASK = 0b00000000011111111100000000000000,
BACKGROUND_MASK = 0b11111111100000000000000000000000,
LANGUAGEID_OFFSET = 0,
TOKEN_TYPE_OFFSET = 8,
FONT_STYLE_OFFSET = 11,
FOREGROUND_OFFSET = 14,
BACKGROUND_OFFSET = 23
}
/**
* @internal
*/
export interface ITokenizationSupport {
getInitialState(): IState;
// add offsetDelta to each of the returned indices
tokenize(line: string, state: IState, offsetDelta: number): TokenizationResult;
tokenize2(line: string, state: IState, offsetDelta: number): TokenizationResult2;
}
/**
* The state of the tokenizer between two lines.
* It is useful to store flags such as in multiline comment, etc.
* The model will clone the previous line's state and pass it in to tokenize the next line.
*/
export interface IState {
clone(): IState;
equals(other: IState): boolean;
}
/**
* A hover represents additional information for a symbol or word. Hovers are
* rendered in a tooltip-like widget.
*/
export interface Hover {
/**
* The contents of this hover.
*/
contents: MarkedString[];
/**
* The range to which this hover applies. When missing, the
* editor will use the range at the current position or the
* current position itself.
*/
range: editorCommon.IRange;
}
/**
* The hover provider interface defines the contract between extensions and
* the [hover](https://code.visualstudio.com/docs/editor/editingevolved#_hover)-feature.
*/
export interface HoverProvider {
/**
* Provide a hover for the given position and document. Multiple hovers at the same
* position will be merged by the editor. A hover can have a range which defaults
* to the word range at the position when omitted.
*/
provideHover(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): Hover | Thenable<Hover>;
}
/**
* @internal
*/
export type SuggestionType = 'method'
| 'function'
| 'constructor'
| 'field'
| 'variable'
| 'class'
| 'interface'
| 'module'
| 'property'
| 'unit'
| 'value'
| 'enum'
| 'keyword'
| 'snippet'
| 'text'
| 'color'
| 'file'
| 'reference'
| 'customcolor'
| 'folder';
/**
* @internal
*/
export type SnippetType = 'internal' | 'textmate';
/**
* @internal
*/
export interface ISuggestion {
label: string;
insertText: string;
type: SuggestionType;
detail?: string;
documentation?: string;
filterText?: string;
sortText?: string;
noAutoAccept?: boolean;
commitCharacters?: string[];
overwriteBefore?: number;
overwriteAfter?: number;
additionalTextEdits?: editorCommon.ISingleEditOperation[];
command?: Command;
snippetType?: SnippetType;
}
/**
* @internal
*/
export interface ISuggestResult {
suggestions: ISuggestion[];
incomplete?: boolean;
}
/**
* @internal
*/
export interface ISuggestSupport {
triggerCharacters?: string[];
provideCompletionItems(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): ISuggestResult | Thenable<ISuggestResult>;
resolveCompletionItem?(model: editorCommon.IReadOnlyModel, position: Position, item: ISuggestion, token: CancellationToken): ISuggestion | Thenable<ISuggestion>;
}
/**
* Interface used to quick fix typing errors while accesing member fields.
*/
export interface CodeAction {
command: Command;
score: number;
}
/**
* The code action interface defines the contract between extensions and
* the [light bulb](https://code.visualstudio.com/docs/editor/editingevolved#_code-action) feature.
* @internal
*/
export interface CodeActionProvider {
/**
* Provide commands for the given document and range.
*/
provideCodeActions(model: editorCommon.IReadOnlyModel, range: Range, token: CancellationToken): CodeAction[] | Thenable<CodeAction[]>;
}
/**
* Represents a parameter of a callable-signature. A parameter can
* have a label and a doc-comment.
*/
export interface ParameterInformation {
/**
* The label of this signature. Will be shown in
* the UI.
*/
label: string;
/**
* The human-readable doc-comment of this signature. Will be shown
* in the UI but can be omitted.
*/
documentation?: string;
}
/**
* Represents the signature of something callable. A signature
* can have a label, like a function-name, a doc-comment, and
* a set of parameters.
*/
export interface SignatureInformation {
/**
* The label of this signature. Will be shown in
* the UI.
*/
label: string;
/**
* The human-readable doc-comment of this signature. Will be shown
* in the UI but can be omitted.
*/
documentation?: string;
/**
* The parameters of this signature.
*/
parameters: ParameterInformation[];
}
/**
* Signature help represents the signature of something
* callable. There can be multiple signatures but only one
* active and only one active parameter.
*/
export interface SignatureHelp {
/**
* One or more signatures.
*/
signatures: SignatureInformation[];
/**
* The active signature.
*/
activeSignature: number;
/**
* The active parameter of the active signature.
*/
activeParameter: number;
}
/**
* The signature help provider interface defines the contract between extensions and
* the [parameter hints](https://code.visualstudio.com/docs/editor/editingevolved#_parameter-hints)-feature.
*/
export interface SignatureHelpProvider {
signatureHelpTriggerCharacters: string[];
/**
* Provide help for the signature at the given position and document.
*/
provideSignatureHelp(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): SignatureHelp | Thenable<SignatureHelp>;
}
/**
* A document highlight kind.
*/
export enum DocumentHighlightKind {
/**
* A textual occurrence.
*/
Text,
/**
* Read-access of a symbol, like reading a variable.
*/
Read,
/**
* Write-access of a symbol, like writing to a variable.
*/
Write
}
/**
* A document highlight is a range inside a text document which deserves
* special attention. Usually a document highlight is visualized by changing
* the background color of its range.
*/
export interface DocumentHighlight {
/**
* The range this highlight applies to.
*/
range: editorCommon.IRange;
/**
* The highlight kind, default is [text](#DocumentHighlightKind.Text).
*/
kind: DocumentHighlightKind;
}
/**
* The document highlight provider interface defines the contract between extensions and
* the word-highlight-feature.
*/
export interface DocumentHighlightProvider {
/**
* Provide a set of document highlights, like all occurrences of a variable or
* all exit-points of a function.
*/
provideDocumentHighlights(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): DocumentHighlight[] | Thenable<DocumentHighlight[]>;
}
/**
* Value-object that contains additional information when
* requesting references.
*/
export interface ReferenceContext {
/**
* Include the declaration of the current symbol.
*/
includeDeclaration: boolean;
}
/**
* The reference provider interface defines the contract between extensions and
* the [find references](https://code.visualstudio.com/docs/editor/editingevolved#_peek)-feature.
*/
export interface ReferenceProvider {
/**
* Provide a set of project-wide references for the given position and document.
*/
provideReferences(model: editorCommon.IReadOnlyModel, position: Position, context: ReferenceContext, token: CancellationToken): Location[] | Thenable<Location[]>;
}
/**
* Represents a location inside a resource, such as a line
* inside a text file.
*/
export interface Location {
/**
* The resource identifier of this location.
*/
uri: URI;
/**
* The document range of this locations.
*/
range: editorCommon.IRange;
}
/**
* The definition of a symbol represented as one or many [locations](#Location).
* For most programming languages there is only one location at which a symbol is
* defined.
*/
export type Definition = Location | Location[];
/**
* The definition provider interface defines the contract between extensions and
* the [go to definition](https://code.visualstudio.com/docs/editor/editingevolved#_go-to-definition)
* and peek definition features.
*/
export interface DefinitionProvider {
/**
* Provide the definition of the symbol at the given position and document.
*/
provideDefinition(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): Definition | Thenable<Definition>;
}
/**
* The implementation provider interface defines the contract between extensions and
* the go to implementation feature.
*/
export interface ImplementationProvider {
/**
* Provide the implementation of the symbol at the given position and document.
*/
provideImplementation(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): Definition | Thenable<Definition>;
}
/**
* The type definition provider interface defines the contract between extensions and
* the go to type definition feature.
*/
export interface TypeDefinitionProvider {
/**
* Provide the type definition of the symbol at the given position and document.
*/
provideTypeDefinition(model: editorCommon.IReadOnlyModel, position: Position, token: CancellationToken): Definition | Thenable<Definition>;
}
/**
* A symbol kind.
*/
export enum SymbolKind {
File = 0,
Module = 1,
Namespace = 2,
Package = 3,
Class = 4,
Method = 5,
Property = 6,
Field = 7,
Constructor = 8,
Enum = 9,
Interface = 10,
Function = 11,
Variable = 12,
Constant = 13,
String = 14,
Number = 15,
Boolean = 16,
Array = 17,
Object = 18,
Key = 19,
Null = 20
}
/**
* @internal
*/
export namespace SymbolKind {
/**
* @internal
*/
export function from(kind: number | SymbolKind): string {
switch (kind) {
case SymbolKind.Method:
return 'method';
case SymbolKind.Function:
return 'function';
case SymbolKind.Constructor:
return 'constructor';
case SymbolKind.Variable:
return 'variable';
case SymbolKind.Class:
return 'class';
case SymbolKind.Interface:
return 'interface';
case SymbolKind.Namespace:
return 'namespace';
case SymbolKind.Package:
return 'package';
case SymbolKind.Module:
return 'module';
case SymbolKind.Property:
return 'property';
case SymbolKind.Enum:
return 'enum';
case SymbolKind.String:
return 'string';
case SymbolKind.File:
return 'file';
case SymbolKind.Array:
return 'array';
case SymbolKind.Number:
return 'number';
case SymbolKind.Boolean:
return 'boolean';
case SymbolKind.Object:
return 'object';
case SymbolKind.Key:
return 'key';
case SymbolKind.Null:
return 'null';
}
return 'property';
}
/**
* @internal
*/
export function to(type: string): SymbolKind {
switch (type) {
case 'method':
return SymbolKind.Method;
case 'function':
return SymbolKind.Function;
case 'constructor':
return SymbolKind.Constructor;
case 'variable':
return SymbolKind.Variable;
case 'class':
return SymbolKind.Class;
case 'interface':
return SymbolKind.Interface;
case 'namespace':
return SymbolKind.Namespace;
case 'package':
return SymbolKind.Package;
case 'module':
return SymbolKind.Module;
case 'property':
return SymbolKind.Property;
case 'enum':
return SymbolKind.Enum;
case 'string':
return SymbolKind.String;
case 'file':
return SymbolKind.File;
case 'array':
return SymbolKind.Array;
case 'number':
return SymbolKind.Number;
case 'boolean':
return SymbolKind.Boolean;
case 'object':
return SymbolKind.Object;
case 'key':
return SymbolKind.Key;
case 'null':
return SymbolKind.Null;
}
return SymbolKind.Property;
}
}
/**
* Represents information about programming constructs like variables, classes,
* interfaces etc.
*/
export interface SymbolInformation {
/**
* The name of this symbol.
*/
name: string;
/**
* The name of the symbol containing this symbol.
*/
containerName?: string;
/**
* The kind of this symbol.
*/
kind: SymbolKind;
/**
* The location of this symbol.
*/
location: Location;
}
/**
* The document symbol provider interface defines the contract between extensions and
* the [go to symbol](https://code.visualstudio.com/docs/editor/editingevolved#_goto-symbol)-feature.
*/
export interface DocumentSymbolProvider {
/**
* Provide symbol information for the given document.
*/
provideDocumentSymbols(model: editorCommon.IReadOnlyModel, token: CancellationToken): SymbolInformation[] | Thenable<SymbolInformation[]>;
}
/**
* Interface used to format a model
*/
export interface FormattingOptions {
/**
* Size of a tab in spaces.
*/
tabSize: number;
/**
* Prefer spaces over tabs.
*/
insertSpaces: boolean;
}
/**
* The document formatting provider interface defines the contract between extensions and
* the formatting-feature.
*/
export interface DocumentFormattingEditProvider {
/**
* Provide formatting edits for a whole document.
*/
provideDocumentFormattingEdits(model: editorCommon.IReadOnlyModel, options: FormattingOptions, token: CancellationToken): editorCommon.ISingleEditOperation[] | Thenable<editorCommon.ISingleEditOperation[]>;
}
/**
* The document formatting provider interface defines the contract between extensions and
* the formatting-feature.
*/
export interface DocumentRangeFormattingEditProvider {
/**
* Provide formatting edits for a range in a document.
*
* The given range is a hint and providers can decide to format a smaller
* or larger range. Often this is done by adjusting the start and end
* of the range to full syntax nodes.
*/
provideDocumentRangeFormattingEdits(model: editorCommon.IReadOnlyModel, range: Range, options: FormattingOptions, token: CancellationToken): editorCommon.ISingleEditOperation[] | Thenable<editorCommon.ISingleEditOperation[]>;
}
/**
* The document formatting provider interface defines the contract between extensions and
* the formatting-feature.
*/
export interface OnTypeFormattingEditProvider {
autoFormatTriggerCharacters: string[];
/**
* Provide formatting edits after a character has been typed.
*
* The given position and character should hint to the provider
* what range the position to expand to, like find the matching `{`
* when `}` has been entered.
*/
provideOnTypeFormattingEdits(model: editorCommon.IReadOnlyModel, position: Position, ch: string, options: FormattingOptions, token: CancellationToken): editorCommon.ISingleEditOperation[] | Thenable<editorCommon.ISingleEditOperation[]>;
}
/**
* @internal
*/
export interface IInplaceReplaceSupportResult {
value: string;
range: editorCommon.IRange;
}
/**
* A link inside the editor.
*/
export interface ILink {
range: editorCommon.IRange;
url: string;
}
/**
* A provider of links.
*/
export interface LinkProvider {
provideLinks(model: editorCommon.IReadOnlyModel, token: CancellationToken): ILink[] | Thenable<ILink[]>;
resolveLink?: (link: ILink, token: CancellationToken) => ILink | Thenable<ILink>;
}
export interface IResourceEdit {
resource: URI;
range: editorCommon.IRange;
newText: string;
}
export interface WorkspaceEdit {
edits: IResourceEdit[];
rejectReason?: string;
}
export interface RenameProvider {
provideRenameEdits(model: editorCommon.IReadOnlyModel, position: Position, newName: string, token: CancellationToken): WorkspaceEdit | Thenable<WorkspaceEdit>;
}
export interface Command {
id: string;
title: string;
arguments?: any[];
}
export interface ICodeLensSymbol {
range: editorCommon.IRange;
id?: string;
command?: Command;
}
export interface CodeLensProvider {
onDidChange?: Event<this>;
provideCodeLenses(model: editorCommon.IReadOnlyModel, token: CancellationToken): ICodeLensSymbol[] | Thenable<ICodeLensSymbol[]>;
resolveCodeLens?(model: editorCommon.IReadOnlyModel, codeLens: ICodeLensSymbol, token: CancellationToken): ICodeLensSymbol | Thenable<ICodeLensSymbol>;
}
// --- feature registries ------
/**
* @internal
*/
export const ReferenceProviderRegistry = new LanguageFeatureRegistry<ReferenceProvider>();
/**
* @internal
*/
export const RenameProviderRegistry = new LanguageFeatureRegistry<RenameProvider>();
/**
* @internal
*/
export const SuggestRegistry = new LanguageFeatureRegistry<ISuggestSupport>();
/**
* @internal
*/
export const SignatureHelpProviderRegistry = new LanguageFeatureRegistry<SignatureHelpProvider>();
/**
* @internal
*/
export const HoverProviderRegistry = new LanguageFeatureRegistry<HoverProvider>();
/**
* @internal
*/
export const DocumentSymbolProviderRegistry = new LanguageFeatureRegistry<DocumentSymbolProvider>();
/**
* @internal
*/
export const DocumentHighlightProviderRegistry = new LanguageFeatureRegistry<DocumentHighlightProvider>();
/**
* @internal
*/
export const DefinitionProviderRegistry = new LanguageFeatureRegistry<DefinitionProvider>();
/**
* @internal
*/
export const ImplementationProviderRegistry = new LanguageFeatureRegistry<ImplementationProvider>();
/**
* @internal
*/
export const TypeDefinitionProviderRegistry = new LanguageFeatureRegistry<TypeDefinitionProvider>();
/**
* @internal
*/
export const CodeLensProviderRegistry = new LanguageFeatureRegistry<CodeLensProvider>();
/**
* @internal
*/
export const CodeActionProviderRegistry = new LanguageFeatureRegistry<CodeActionProvider>();
/**
* @internal
*/
export const DocumentFormattingEditProviderRegistry = new LanguageFeatureRegistry<DocumentFormattingEditProvider>();
/**
* @internal
*/
export const DocumentRangeFormattingEditProviderRegistry = new LanguageFeatureRegistry<DocumentRangeFormattingEditProvider>();
/**
* @internal
*/
export const OnTypeFormattingEditProviderRegistry = new LanguageFeatureRegistry<OnTypeFormattingEditProvider>();
/**
* @internal
*/
export const LinkProviderRegistry = new LanguageFeatureRegistry<LinkProvider>();
/**
* @internal
*/
export interface ITokenizationSupportChangedEvent {
changedLanguages: string[];
changedColorMap: boolean;
}
/**
* @internal
*/
export interface ITokenizationRegistry {
/**
* An event triggered when:
* - a tokenization support is registered, unregistered or changed.
* - the color map is changed.
*/
onDidChange: Event<ITokenizationSupportChangedEvent>;
/**
* Fire a change event for a language.
* This is useful for languages that embed other languages.
*/
fire(languages: string[]): void;
/**
* Register a tokenization support.
*/
register(language: string, support: ITokenizationSupport): IDisposable;
/**
* Get the tokenization support for a language.
* Returns null if not found.
*/
get(language: string): ITokenizationSupport;
/**
* Set the new color map that all tokens will use in their ColorId binary encoded bits for foreground and background.
*/
setColorMap(colorMap: Color[]): void;
getColorMap(): Color[];
getDefaultForeground(): Color;
getDefaultBackground(): Color;
}
/**
* @internal
*/
export const TokenizationRegistry = new TokenizationRegistryImpl();