this.disposables.push(workspace.registerTextDocumentContentProvider('pijul', this.repository));

import { CancellationToken, TextDocument, Uri, workspace } from 'vscode';

import { CancellationToken, TextDocument, TextDocumentContentProvider, Uri, workspace } from 'vscode';

export class Repository {

export class Repository implements TextDocumentContentProvider {

   * Implementation of the TextDocumentContentProvider, uses the `pijul reset <file> --dry-run` CLI command
   * to get the last recorded version of the file at the given URI, which VS Code can open as a text document.
   * @param uri The URI, with scheme 'pijul', which will be used to retrieve the last recorded version of the file
   * @param token A cancellation token for stopping the asynchronous child process execution
   */
  async provideTextDocumentContent (uri: Uri, token: CancellationToken): Promise<string> {
    // return stdout, which is the last recorded version of the file
    return (await this._pijul.exec(this.repositoryRoot, ['reset', uri.path, '--dry-run'], { cancellationToken: token })).stdout;
  }
  /**

    }
  }
  /**
   * Open a diff comparison between a file and its last recorded version
   * @param resourceStates The resources to open
   */
  @command('pijul.openDiff')
  async openDiff (...resourceStates: SourceControlResourceState[]): Promise<void> {
    for await (const resourceState of resourceStates) {
      const pijulUri = resourceState.resourceUri.with({ scheme: 'pijul' });
      await commands.executeCommand('vscode.diff', pijulUri, resourceState.resourceUri);

				"command": "pijul.openDiff",
				"title": "Open Diff",
				"category": "Pijul",
				"icon": "$(diff)"
			},
			{

				},

				},				

					"group": "first"
				},
				{
					"command": "pijul.openDiff",
					"when": "scmProvider == pijul && scmResourceGroup == changed",