Fix CI for official prereleases.

Version.props

@@ -2,11 +2,15 @@
   <PropertyGroup Label="Version settings">
     <!--
       Use the following values for the different release types:
-          - "alpha"
-          - "beta"
-          - "rc"
-          - "rtm"
-          - "servicing"
+          - "alpha"     - EF Core release independent, code quality unstable,         major changes
+          - "beta"      - EF Core release independent, code quality stable,           can introduce breaking changes
+          - "silver"    - EF Core release independent, code quality stable,           can introduce breaking changes
+
+          - "preview"   - EF Core release targeted,    code quality stable,           can introduce breaking changes
+          - "rc"        - EF Core release targeted,    code quality production ready, only minor changes are expected
+
+          - "rtm"       - EF Core release independent, code quality production ready, major release
+          - "servicing" - EF Core release independent, code quality production ready, mainly bugfixes
     -->
     <VersionPrefix>3.1.0</VersionPrefix>
     <PreReleaseVersionLabel>rtm</PreReleaseVersionLabel>
@@ -29,7 +33,7 @@
     <UseVersionSuffixOverride Condition="'$(VersionSuffix)' != ''">true</UseVersionSuffixOverride>
   </PropertyGroup>
 
-  <PropertyGroup Label="Version Suffix Handling" Condition="'$(UseVersionOverride)' != 'true' And '$(UseVersionSuffixOverride)' != 'true' And '$(OfficialVersion)' == ''">
+  <PropertyGroup Label="Version Suffix Handling" Condition="'$(UseVersionOverride)' != 'true' And '$(UseVersionSuffixOverride)' != 'true' And ('$(OfficialVersion)' == '' Or $(OfficialVersion.Contains('-')))">
     <VersionSuffix>$(PreReleaseVersionLabel).$(PreReleaseVersionIteration)</VersionSuffix>
     <VersionSuffix Condition="'$(ContinuousIntegrationTimestamp)' != ''">$(VersionSuffix).ci.$(ContinuousIntegrationTimestamp)</VersionSuffix>
     <VersionSuffix Condition="'$(BuildSha)' != ''">$(VersionSuffix)+sha.$(BuildSha)</VersionSuffix>
@@ -39,7 +43,7 @@
     <Error Condition="'$(VersionPrefix)' == ''" Text="The 'VersionPrefix' property needs to be set." />
     <Error Condition="'$(PreReleaseVersionLabel)' == ''" Text="The 'PreReleaseVersionLabel' property needs to be set." />
     <Error Condition="'$(PreReleaseVersionIteration)' == ''" Text="The 'PreReleaseVersionIteration' property needs to be set." />
-    <Error Condition="'$(OfficialVersion)' != '' And '$(OfficialVersion)' != '$(VersionPrefix)'" Text="The 'OfficialVersion' property needs to be identical to the 'VersionPrefix' property." />
+    <Error Condition="'$(OfficialVersion)' != '' And '$(OfficialVersion)' != '$(VersionPrefix)' And '$(OfficialVersion)' != '$(VersionPrefix)-$(VersionSuffix)'" Text="The 'OfficialVersion' property needs to be identical to the 'VersionPrefix' property or to a combination of the 'VersionPrefix' and the 'VersionSuffix' properties." />
     <!--
     <Message Importance="high" Text="VersionPrefix: $(VersionPrefix)" />
     <Message Importance="high" Text="VersionSuffix: $(VersionSuffix)" />

azure-pipelines.yml

@@ -135,7 +135,7 @@ jobs:
       - pwsh: dotnet --info
         displayName: .NET Information
       - pwsh: |
-          $officialBuild = '$(Build.SourceBranch)' -match '(?<=^refs/tags/v)\d+\.\d+\.\d+$'
+          $officialBuild = '$(Build.SourceBranch)' -match '(?<=^refs/tags/v)\d+\.\d+\.\d+.*$'
           $officialVersion = $Matches.0
           $wipBuild = '$(Build.SourceBranch)' -match '^refs/heads/.*-wip$'
           $ciBuildOnly = $wipBuild -or ('$(Build.SourceBranch)' -match '^refs/heads/(?:master|.*-servicing)$')