src/vs/workbench/contrib/debug/browser/debugEditorContribution.ts/createInlineValueDecoration
function createInlineValueDecoration(lineNumber: number, contentText: string, column = Constants.MAX_SAFE_SMALL_INTEGER): IDecorationOptions {
	// If decoratorText is too long, trim and add ellipses. This could happen for minified files with everything on a single line
	if (contentText.length > MAX_INLINE_DECORATOR_LENGTH) {
		contentText = contentText.substr(0, MAX_INLINE_DECORATOR_LENGTH) + '...';
	}

	return {
		range: {
			startLineNumber: lineNumber,
			endLineNumber: lineNumber,
			startColumn: column,
			endColumn: column
		},
		renderOptions: {
			after: {
				contentText,
				backgroundColor: themeColorFromId(debugInlineBackground),
				margin: '10px',
				color: themeColorFromId(debugInlineForeground)
			}
		}
	};
}