From cc0d4355d54d17767673122965f705d0e8c902fd Mon Sep 17 00:00:00 2001
From: 13xforever <ilya.veselov@gmail.com>
Date: Sat, 13 Feb 2021 19:45:07 +0500
Subject: [PATCH] use msbuild variable for root namespace when available

---
 HomoglyphConverter/HomoglyphConverter.csproj   | 4 ++++
 SourceGenerators/ConfusablesSourceGenerator.cs | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/HomoglyphConverter/HomoglyphConverter.csproj b/HomoglyphConverter/HomoglyphConverter.csproj
index 7cc0b375..bb62afe7 100644
--- a/HomoglyphConverter/HomoglyphConverter.csproj
+++ b/HomoglyphConverter/HomoglyphConverter.csproj
@@ -6,6 +6,10 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <CompilerVisibleProperty Include="RootNamespace" />
+  </ItemGroup>
+  
   <ItemGroup>
     <None Remove="confusables.txt" />
     <AdditionalFiles Include="confusables.txt" />
diff --git a/SourceGenerators/ConfusablesSourceGenerator.cs b/SourceGenerators/ConfusablesSourceGenerator.cs
index 401c5cb5..c104482a 100644
--- a/SourceGenerators/ConfusablesSourceGenerator.cs
+++ b/SourceGenerators/ConfusablesSourceGenerator.cs
@@ -91,7 +91,8 @@ namespace SourceGenerators
             if (mapping.Count == 0)
                 throw new InvalidOperationException("Empty confusable mapping source");
 
-            var ns = context.Compilation.AssemblyName;
+            if (!context.AnalyzerConfigOptions.GlobalOptions.TryGetValue("build_property.RootNamespace", out var ns))
+                ns = context.Compilation.AssemblyName;
             var cn = Path.GetFileNameWithoutExtension(resourceName.Path);
             if (cn.Length == 1)
                 cn = cn.ToUpper();
@@ -100,7 +101,6 @@ namespace SourceGenerators
             if (!Version.TryParse(version, out _))
                 version = "";
             
-            
             var result = new StringBuilder()
                 .AppendLine("using System;")
                 .AppendLine("using System.Collections.Generic;")