Method showTextDocument

packages/vscode-shim/src/api/WindowAPI.ts:151–204

(
		documentOrUri: TextDocument | Uri,
		columnOrOptions?: ViewColumn | TextDocumentShowOptions,
		_preserveFocus?: boolean,
	)

	}

	async showTextDocument(
		documentOrUri: TextDocument | Uri,
		columnOrOptions?: ViewColumn | TextDocumentShowOptions,
		_preserveFocus?: boolean,
	): Promise<TextEditor> {
		// Mock implementation for CLI
		// In a real VSCode environment, this would open the document in an editor
		const uri = documentOrUri instanceof Uri ? documentOrUri : documentOrUri.uri
		logs.debug(`showTextDocument called for: ${uri?.toString() || "unknown"}`, "VSCode.Window")

		// Create a placeholder editor first so it's in visibleTextEditors when onDidOpenTextDocument fires
		const placeholderEditor: TextEditor = {
			document: { uri } as TextDocument,
			selection: new Selection(new Position(0, 0), new Position(0, 0)),
			selections: [new Selection(new Position(0, 0), new Position(0, 0))],
			visibleRanges: [new Range(new Position(0, 0), new Position(0, 0))],
			options: {},
			viewColumn: typeof columnOrOptions === "number" ? columnOrOptions : ViewColumn.One,
			edit: () => Promise.resolve(true),
			insertSnippet: () => Promise.resolve(true),
			setDecorations: () => {},
			revealRange: () => {},
			show: () => {},
			hide: () => {},
		}

		// Add placeholder to visible editors BEFORE opening document
		this.visibleTextEditors.push(placeholderEditor)
		logs.debug(
			`Placeholder editor added to visibleTextEditors, total: ${this.visibleTextEditors.length}`,
			"VSCode.Window",
		)

		// If we have a URI, open the document (this will fire onDidOpenTextDocument)
		let document: TextDocument | Uri = documentOrUri
		if (documentOrUri instanceof Uri && this._workspace) {
			logs.debug("Opening document via workspace.openTextDocument", "VSCode.Window")
			document = await this._workspace.openTextDocument(uri)
			logs.debug("Document opened successfully", "VSCode.Window")

			// Update the placeholder editor with the real document
			placeholderEditor.document = document
		}

		// Fire events immediately using setImmediate
		setImmediate(() => {
			logs.debug("Firing onDidChangeVisibleTextEditors event", "VSCode.Window")
			this._onDidChangeVisibleTextEditors.fire(this.visibleTextEditors)
			logs.debug("onDidChangeVisibleTextEditors event fired", "VSCode.Window")
		})

		logs.debug("Returning editor from showTextDocument", "VSCode.Window")
		return placeholderEditor
	}

	registerWebviewViewProvider(
		viewId: string,