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Never return a null argument

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Enable nullable
This commit is contained in:
Dean Herbert 2021-06-01 14:09:35 +09:00
parent 111bfd4d88
commit a9f4bc6285
2 changed files with 16 additions and 5 deletions
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13
osu.Game.Tests/Chat/MessageFormatterTests.cs
View File

@ -24,10 +24,10 @@ namespace osu.Game.Tests.Chat
[TestCase(LinkAction.OpenBeatmap, "456", "https://dev.ppy.sh/beatmapsets/123#osu/456")]
[TestCase(LinkAction.OpenBeatmap, "456", "https://dev.ppy.sh/beatmapsets/123#osu/456?whatever")]
[TestCase(LinkAction.OpenBeatmap, "456", "https://dev.ppy.sh/beatmapsets/123/456")]
[TestCase(LinkAction.External, null, "https://dev.ppy.sh/beatmapsets/abc/def")]
[TestCase(LinkAction.External, "https://dev.ppy.sh/beatmapsets/abc/def", "https://dev.ppy.sh/beatmapsets/abc/def")]
[TestCase(LinkAction.OpenBeatmapSet, "123", "https://dev.ppy.sh/beatmapsets/123")]
[TestCase(LinkAction.OpenBeatmapSet, "123", "https://dev.ppy.sh/beatmapsets/123/whatever")]
[TestCase(LinkAction.External, null, "https://dev.ppy.sh/beatmapsets/abc")]
[TestCase(LinkAction.External, "https://dev.ppy.sh/beatmapsets/abc", "https://dev.ppy.sh/beatmapsets/abc")]
public void TestBeatmapLinks(LinkAction expectedAction, string expectedArg, string link)
{
MessageFormatter.WebsiteRootUrl = "dev.ppy.sh";
@ -490,6 +490,15 @@ namespace osu.Game.Tests.Chat
Assert.AreEqual(result.Links[3].Url, "\uD83D\uDE20");
}
[Test]
public void TestAbsoluteExternalLinks()
{
LinkDetails result = MessageFormatter.GetLinkDetails("https://google.com");
Assert.AreEqual(LinkAction.External, result.Action);
Assert.AreEqual("https://google.com", result.Argument);
}
[Test]
public void TestRelativeExternalLinks()
{

8
osu.Game/Online/Chat/MessageFormatter.cs
View File

@ -6,6 +6,8 @@ using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
#nullable enable
namespace osu.Game.Online.Chat
{
public static class MessageFormatter
@ -61,7 +63,7 @@ namespace osu.Game.Online.Chat
private static string websiteRootUrl = "osu.ppy.sh";
private static void handleMatches(Regex regex, string display, string link, MessageFormatterResult result, int startIndex = 0, LinkAction? linkActionOverride = null, char[] escapeChars = null)
private static void handleMatches(Regex regex, string display, string link, MessageFormatterResult result, int startIndex = 0, LinkAction? linkActionOverride = null, char[]? escapeChars = null)
{
int captureOffset = 0;
@ -170,12 +172,12 @@ namespace osu.Game.Online.Chat
}
}
return new LinkDetails(LinkAction.External, null);
break;
case "osu":
// every internal link also needs some kind of argument
if (args.Length < 3)
return new LinkDetails(LinkAction.External, null);
break;
LinkAction linkType;