src/vs/workbench/api/common/extHostSCM.ts/compareResourceStatesDecorations
function compareResourceStatesDecorations(a: vscode.SourceControlResourceDecorations, b: vscode.SourceControlResourceDecorations): number {
	let result = 0;

	if (a.strikeThrough !== b.strikeThrough) {
		return a.strikeThrough ? 1 : -1;
	}

	if (a.faded !== b.faded) {
		return a.faded ? 1 : -1;
	}

	if (a.tooltip !== b.tooltip) {
		return (a.tooltip || '').localeCompare(b.tooltip || '');
	}

	result = compareResourceThemableDecorations(a, b);

	if (result !== 0) {
		return result;
	}

	if (a.light && b.light) {
		result = compareResourceThemableDecorations(a.light, b.light);
	} else if (a.light) {
		return 1;
	} else if (b.light) {
		return -1;
	}

	if (result !== 0) {
		return result;
	}

	if (a.dark && b.dark) {
		result = compareResourceThemableDecorations(a.dark, b.dark);
	} else if (a.dark) {
		return 1;
	} else if (b.dark) {
		return -1;
	}

	return result;
}