Enable VS Code notebooks with a built-in SQL kernel. (#21995)

extensions/notebook-renderers/src/textHelper.ts

@@ -0,0 +1,51 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { handleANSIOutput } from './ansi';
+
+function generateViewMoreElement(outputId: string) {
+	const container = document.createElement('span');
+	const first = document.createElement('span');
+	first.textContent = 'Output exceeds the ';
+	const second = document.createElement('a');
+	second.textContent = 'size limit';
+	second.href = `command:workbench.action.openSettings?["notebook.output.textLineLimit"]`;
+	const third = document.createElement('span');
+	third.textContent = '. Open the full output data';
+	const forth = document.createElement('a');
+	forth.textContent = ' in a text editor';
+	forth.href = `command:workbench.action.openLargeOutput?${outputId}`;
+	container.appendChild(first);
+	container.appendChild(second);
+	container.appendChild(third);
+	container.appendChild(forth);
+	return container;
+}
+
+export function truncatedArrayOfString(id: string, outputs: string[], linesLimit: number, container: HTMLElement) {
+	let buffer = outputs.join('\n').split(/\r|\n|\r\n/g);
+	let lineCount = buffer.length;
+
+	if (lineCount < linesLimit) {
+		const spanElement = handleANSIOutput(buffer.slice(0, linesLimit).join('\n'));
+		container.appendChild(spanElement);
+		return;
+	}
+
+	container.appendChild(generateViewMoreElement(id));
+
+	const div = document.createElement('div');
+	container.appendChild(div);
+	div.appendChild(handleANSIOutput(buffer.slice(0, linesLimit - 5).join('\n')));
+
+	// view more ...
+	const viewMoreSpan = document.createElement('span');
+	viewMoreSpan.innerText = '...';
+	container.appendChild(viewMoreSpan);
+
+	const div2 = document.createElement('div');
+	container.appendChild(div2);
+	div2.appendChild(handleANSIOutput(buffer.slice(lineCount - 5).join('\n')));
+}