1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { SemVerRange } from "./types.ts";import { parseRange } from "./parse_range.ts";
/** * A tries to parse a valid SemVerRange string or returns undefined * @param range The range string * @returns A SemVerRange object if valid otherwise `undefined` */export function tryParseRange(  range: string,): SemVerRange | undefined {  try {    // Return '*' instead of '' so that truthiness works.    // This will throw if it's invalid anyway    return parseRange(range);  } catch {    return undefined;  }}