src/vs/editor/contrib/suggest/completionModel.ts/CompletionModel/_compareCompletionItemsSnippetsUp
class CompletionModel:	private static _compareCompletionItemsSnippetsUp(a: StrictCompletionItem, b: StrictCompletionItem): number {
		if (a.completion.kind !== b.completion.kind) {
			if (a.completion.kind === CompletionItemKind.Snippet) {
				return -1;
			} else if (b.completion.kind === CompletionItemKind.Snippet) {
				return 1;
			}
		}
		return CompletionModel._compareCompletionItems(a, b);
	}