Accept plugin versions of four numbersfeature/four-part-versions

Progmasoft's releases move to four numbers, and the plugins publish here.

2 files changed, 9 insertions, 6 deletions

diff --git a/apps/api-tests/ViGetTests.cs b/apps/api-tests/ViGetTests.cs
index 603ef2f..0eb94b8 100644
--- a/apps/api-tests/ViGetTests.cs
+++ b/apps/api-tests/ViGetTests.cs
@@ -59,8 +59,11 @@ public sealed class ViGetTests : IDisposable
 
         Assert.Equal("The JAR has no META-INF/services/com.progmasoft.api.tazel.dsl.plugin.ProjectPlugin.",
             TazelPluginDescriptor.TryRead(Jar(service: false), out _));
-        Assert.Equal("The descriptor needs an exact semantic version.",
+        Assert.Equal("The descriptor needs an exact version of three or four numbers.",
             TazelPluginDescriptor.TryRead(Jar(version: "1.0"), out _));
+        Assert.Equal("The descriptor needs an exact version of three or four numbers.",
+            TazelPluginDescriptor.TryRead(Jar(version: "1.2.3.4.5"), out _));
+        Assert.True(TazelPluginDescriptor.IsVersion("0.1.1.1"));
         Assert.Equal("The descriptor needs a name that is one identifier.",
             TazelPluginDescriptor.TryRead(Jar(name: "c-make"), out _));
         Assert.Equal("The homepage of the descriptor is not an https address.",
diff --git a/apps/api/ViGet/TazelPluginDescriptor.cs b/apps/api/ViGet/TazelPluginDescriptor.cs
index 7495e46..cc04b41 100644
--- a/apps/api/ViGet/TazelPluginDescriptor.cs
+++ b/apps/api/ViGet/TazelPluginDescriptor.cs
@@ -13,7 +13,7 @@ namespace Progmasoft.Progmaweb.Api.ViGet;
 /// </summary>
 /// <param name="Publisher">The Progmasoft Account the plugin is published under.</param>
 /// <param name="Name">The name of the plugin; one identifier.</param>
-/// <param name="Version">An exact semantic version.</param>
+/// <param name="Version">An exact version of three or four numbers.</param>
 /// <param name="ApiVersion">The plugin API of Tazel it was built for.</param>
 /// <param name="Description">What the plugin does.</param>
 /// <param name="Authors">The authors, in the order of the descriptor.</param>
@@ -40,7 +40,7 @@ internal sealed partial record TazelPluginDescriptor(
     /// <summary>Whether a text is one identifier, as Tazel requires of a publisher and a plugin name.</summary>
     public static bool IsIdentifier(string value) => IdentifierPattern().IsMatch(value);
 
-    /// <summary>Whether a text is an exact semantic version, as Tazel requires of a plugin version.</summary>
+    /// <summary>Whether a text is an exact version of three or four numbers, as Tazel requires of a plugin version.</summary>
     public static bool IsVersion(string value) => VersionPattern().IsMatch(value);
 
     /// <summary>Reads and checks the descriptor of a plugin JAR.</summary>
@@ -96,7 +96,7 @@ internal sealed partial record TazelPluginDescriptor(
 
         if (version is null || !IsVersion(version))
         {
-            return "The descriptor needs an exact semantic version.";
+            return "The descriptor needs an exact version of three or four numbers.";
         }
 
         if (!int.TryParse(Text("apiVersion"), out int apiVersion) || apiVersion < 1)
@@ -131,8 +131,8 @@ internal sealed partial record TazelPluginDescriptor(
     [GeneratedRegex("^[A-Za-z_][A-Za-z0-9_]*$")]
     private static partial Regex IdentifierPattern();
 
-    /// <summary>An exact semantic version without leading zeros or build metadata, as Tazel accepts it.</summary>
+    /// <summary>An exact version of three or four numbers without leading zeros or build metadata, as Tazel accepts it.</summary>
     /// <returns>The compiled expression.</returns>
-    [GeneratedRegex(@"^(?:0|[1-9][0-9]*)\.(?:0|[1-9][0-9]*)\.(?:0|[1-9][0-9]*)(?:-[0-9A-Za-z.-]+)?$")]
+    [GeneratedRegex(@"^(?:0|[1-9][0-9]*)(?:\.(?:0|[1-9][0-9]*)){2,3}(?:-[0-9A-Za-z.-]+)?$")]
     private static partial Regex VersionPattern();
 }