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Closes OmniSharp/omnisharp-roslyn#1932. Implements the new inlay hint api for vscode, now that it's stable and in LSP. Tests still need to be written.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| /*--------------------------------------------------------------------------------------------- | ||
| * Copyright (c) Microsoft Corporation. All rights reserved. | ||
| * Licensed under the MIT License. See License.txt in the project root for license information. | ||
| *--------------------------------------------------------------------------------------------*/ | ||
| import * as serverUtils from '../omnisharp/utils'; | ||
| import * as vscode from 'vscode'; | ||
| import AbstractProvider from './abstractProvider'; | ||
| import { OmniSharpServer } from '../omnisharp/server'; | ||
| import { LanguageMiddlewareFeature } from '../omnisharp/LanguageMiddlewareFeature'; | ||
| import CompositeDisposable from '../CompositeDisposable'; | ||
| import { InlayHint, InlayHintRequest, InlayHintResolve as InlayHintResolveRequest } from '../omnisharp/protocol'; | ||
| import { fromVSCodeRange, toVSCodePosition } from '../omnisharp/typeConversion'; | ||
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| export default class CSharpInlayHintProvider extends AbstractProvider implements vscode.InlayHintsProvider { | ||
| private readonly _onDidChangeInlayHints = new vscode.EventEmitter<void>(); | ||
| public readonly onDidChangeInlayHints = this._onDidChangeInlayHints.event; | ||
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| private readonly _hintsMap = new Map<vscode.InlayHint, InlayHint>(); | ||
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| constructor(server: OmniSharpServer, languageMiddlewareFeature: LanguageMiddlewareFeature) { | ||
| super(server, languageMiddlewareFeature); | ||
| this.addDisposables(new CompositeDisposable( | ||
| this._onDidChangeInlayHints, | ||
| vscode.workspace.onDidChangeTextDocument(e => { | ||
| if (e.document.languageId === 'csharp') { | ||
| this._onDidChangeInlayHints.fire(); | ||
| } | ||
| }))); | ||
| } | ||
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| async provideInlayHints(document: vscode.TextDocument, range: vscode.Range, token: vscode.CancellationToken): Promise<vscode.InlayHint[]> { | ||
| const request: InlayHintRequest = { | ||
| Location: { | ||
| FileName: document.fileName, | ||
| Range: fromVSCodeRange(range) | ||
| } | ||
| }; | ||
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| try { | ||
| const hints = await serverUtils.getInlayHints(this._server, request, token); | ||
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| return hints.InlayHints.map((inlayHint): vscode.InlayHint => { | ||
| const mappedHint = this.toVscodeHint(inlayHint); | ||
| this._hintsMap.set(mappedHint, inlayHint); | ||
| return mappedHint; | ||
| }); | ||
| } catch (error) { | ||
| return Promise.reject(`Problem invoking 'GetInlayHints' on OmniSharpServer: ${error}`); | ||
| } | ||
| } | ||
|
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| async resolveInlayHint?(hint: vscode.InlayHint, token: vscode.CancellationToken): Promise<vscode.InlayHint> { | ||
| if (!this._hintsMap.has(hint)) { | ||
| return Promise.reject(`Outdated inlay hint was requested to be resolved, aborting.`); | ||
| } | ||
|
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| const request: InlayHintResolveRequest = { Hint: this._hintsMap.get(hint) }; | ||
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| try { | ||
| const result = await serverUtils.resolveInlayHints(this._server, request, token); | ||
| return this.toVscodeHint(result); | ||
| } catch (error) { | ||
| return Promise.reject(`Problem invoking 'ResolveInlayHints' on OmniSharpServer: ${error}`); | ||
| } | ||
| } | ||
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| private toVscodeHint(inlayHint: InlayHint): vscode.InlayHint { | ||
| return { | ||
| label: inlayHint.Label, | ||
| position: toVSCodePosition(inlayHint.Position), | ||
| tooltip: new vscode.MarkdownString(inlayHint.Tooltip ?? "") | ||
| }; | ||
| } | ||
| } |
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