Allow uppercase letters in pre-release version identifiers

src/NerdBank.GitVersioning/version.schema.json

@@ -31,7 +31,7 @@
         "version": {
           "type": "string",
           "description": "The major.minor-pre version to use as the basis for version calculations. If {height} is not used in this value and the value has fewer than the full major.minor.build.revision specified, \".{height}\" will be appended by the build.",
-          "pattern": "^v?(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*))?)?(-(?:[\\da-z\\-]+|\\{height\\})(?:\\.(?:[\\da-z\\-]+|\\{height\\}))*)?(\\+(?:[\\da-z\\-]+|\\{height\\})(?:\\.(?:[\\da-z\\-]+|\\{height\\}))*)?$"
+          "pattern": "^v?(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*))?)?(-(?:[\\da-zA-Z\\-]+|\\{height\\})(?:\\.(?:[\\da-zA-Z\\-]+|\\{height\\}))*)?(\\+(?:[\\da-zA-Z\\-]+|\\{height\\})(?:\\.(?:[\\da-zA-Z\\-]+|\\{height\\}))*)?$"
         },
         "inherit": {
           "type": "boolean",
@@ -71,7 +71,7 @@
         "versionHeightOffsetAppliesTo": {
           "type": "string",
           "description": "The version to which the versionHeightOffset applies. When the version property changes such that the version height would be reset, and this property does not match the new version, the versionHeightOffset will be ignored. This allows the offset to implicitly reset as intended without having to manually remove it from all version.json files.",
-          "pattern": "^v?(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*))?)?(-(?:[\\da-z\\-]+|\\{height\\})(?:\\.(?:[\\da-z\\-]+|\\{height\\}))*)?(\\+(?:[\\da-z\\-]+|\\{height\\})(?:\\.(?:[\\da-z\\-]+|\\{height\\}))*)?$"
+          "pattern": "^v?(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*)(?:\\.(0|[1-9][0-9]*))?)?(-(?:[\\da-zA-Z\\-]+|\\{height\\})(?:\\.(?:[\\da-zA-Z\\-]+|\\{height\\}))*)?(\\+(?:[\\da-zA-Z\\-]+|\\{height\\})(?:\\.(?:[\\da-zA-Z\\-]+|\\{height\\}))*)?$"
         },
         "buildNumberOffset": {
           "type": "integer",
@@ -94,7 +94,7 @@
         "gitCommitIdPrefix": {
           "type": "string",
           "description": "The git commit prefix (e.g. 'g') in non-public release versions.",
-          "pattern": "^[^0-9][\\da-z\\-_\\.]*$",
+          "pattern": "^[^0-9][\\da-zA-Z\\-_\\.]*$",
           "default": "g"
         },
         "gitCommitIdShortAutoMinimum": {

test/Nerdbank.GitVersioning.Tests/VersionSchemaTests.cs

@@ -112,4 +112,28 @@ public void ReleaseProperty_InvalidJson(string json)
         this.json = JObject.Parse(json);
         Assert.False(this.json.IsValid(this.schema));
     }
+
+    [Fact]
+    public void VersionField_SupportsUppercaseLettersInPreRelease()
+    {
+        // Test uppercase letters in pre-release identifiers
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-BETA"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-Beta"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-RC"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-Alpha.1"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-BETA-Final"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""1.2.3-RC1"" }");
+        Assert.True(this.json.IsValid(this.schema));
+
+        // Test uppercase in build metadata
+        this.json = JObject.Parse(@"{ ""version"": ""2.3+BUILD"" }");
+        Assert.True(this.json.IsValid(this.schema));
+        this.json = JObject.Parse(@"{ ""version"": ""2.3-beta+BUILD.123"" }");
+        Assert.True(this.json.IsValid(this.schema));
+    }
 }