fix log parser not correctly parsing mod list if a mod has no author name

2 files changed, 7 insertions, 2 deletions

diff --git a/src/SMAPI.Common/SemanticVersionImpl.cs b/src/SMAPI.Common/SemanticVersionImpl.cs
index 1c713b47..084f56a3 100644
--- a/src/SMAPI.Common/SemanticVersionImpl.cs
+++ b/src/SMAPI.Common/SemanticVersionImpl.cs
@@ -22,6 +22,9 @@ namespace StardewModdingAPI.Common
         /// <summary>An optional prerelease tag.</summary>
         public string Tag { get; }
 
+        /// <summary>A regex pattern matching a version within a larger string.</summary>
+        internal const string UnboundedVersionPattern = @"(?>(?<major>0|[1-9]\d*))\.(?>(?<minor>0|[1-9]\d*))(?>(?:\.(?<patch>0|[1-9]\d*))?)(?:-(?<prerelease>(?>[a-z0-9]+[\-\.]?)+))?";
+
         /// <summary>A regular expression matching a semantic version string.</summary>
         /// <remarks>
         /// This pattern is derived from the BNF documentation in the <a href="https://github.com/mojombo/semver">semver repo</a>,
@@ -30,7 +33,7 @@ namespace StardewModdingAPI.Common
         /// - allows hyphens in prerelease tags as synonyms for dots (like "-unofficial-update.3");
         /// - doesn't allow '+build' suffixes.
         /// </remarks>
-        internal static readonly Regex Regex = new Regex(@"^(?>(?<major>0|[1-9]\d*))\.(?>(?<minor>0|[1-9]\d*))(?>(?:\.(?<patch>0|[1-9]\d*))?)(?:-(?<prerelease>(?>[a-z0-9]+[\-\.]?)+))?$", RegexOptions.CultureInvariant | RegexOptions.IgnoreCase | RegexOptions.Compiled | RegexOptions.ExplicitCapture);
+        internal static readonly Regex Regex = new Regex($@"^{SemanticVersionImpl.UnboundedVersionPattern}$", RegexOptions.CultureInvariant | RegexOptions.IgnoreCase | RegexOptions.Compiled | RegexOptions.ExplicitCapture);
 
         /*********
         ** Public methods
diff --git a/src/SMAPI.Web/Framework/LogParsing/LogParser.cs b/src/SMAPI.Web/Framework/LogParsing/LogParser.cs
index 23a1baa4..385accf0 100644
--- a/src/SMAPI.Web/Framework/LogParsing/LogParser.cs
+++ b/src/SMAPI.Web/Framework/LogParsing/LogParser.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Text.RegularExpressions;
+using StardewModdingAPI.Common;
 using StardewModdingAPI.Web.Framework.LogParsing.Models;
 
 namespace StardewModdingAPI.Web.Framework.LogParsing
@@ -29,7 +30,8 @@ namespace StardewModdingAPI.Web.Framework.LogParsing
         private readonly Regex ModListStartPattern = new Regex(@"^Loaded \d+ mods:$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
 
         /// <summary>A regex pattern matching an entry in SMAPI's mod list.</summary>
-        private readonly Regex ModListEntryPattern = new Regex(@"^   (?<name>.+) (?<version>.+) by (?<author>.+) \| (?<description>.+)$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
+        /// <remarks>The author name and description are optional.</remarks>
+        private readonly Regex ModListEntryPattern = new Regex(@"^   (?<name>.+?) (?<version>" + SemanticVersionImpl.UnboundedVersionPattern + @")(?: by (?<author>[^\|]+))?(?: \| (?<description>.+))?$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
 
         /// <summary>A regex pattern matching the start of SMAPI's content pack list.</summary>
         private readonly Regex ContentPackListStartPattern = new Regex(@"^Loaded \d+ content packs:$", RegexOptions.Compiled | RegexOptions.IgnoreCase);