Method callback

src/rmarkdown/preview.ts:328–346

(dat: string, childProcess?: DisposableProcess)

        const callback = (dat: string, childProcess?: DisposableProcess) => {
            const outputUrl = re.exec(dat)?.[0]?.replace(re, '$1');
            if (outputUrl) {
                if (viewer !== undefined && fileName) {
                    const autoRefresh = config().get<boolean>('rmarkdown.preview.autoRefresh', false);
                    void this.openPreview(
                        vscode.Uri.file(outputUrl),
                        filePath,
                        fileName,
                        childProcess,
                        viewer,
                        currentViewColumn ?? vscode.ViewColumn.Active,
                        autoRefresh
                    );
                }
                return true;
            }
            return false;
        };

        const onRejected = (filePath: string) => {
            if (this.previewStore.has(filePath)) {