kzrnm · kzrnm · Oct 18, 2023 · Oct 18, 2023 · Oct 18, 2023 · Oct 18, 2023
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,16 +5,19 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [v5.3.1] - 2022-09-12
+## [v5.4.0] - 2023-10-19
+- SourceExpander.Generator: Add ExpandingPosition
+
+## [v5.3.1] - 2023-09-12
 ### Changed
 - SourceExpander.Embedder: Fix `using` in codes expanded by ExpandingSymbol
 
-## [v5.3.0] - 2022-09-12
+## [v5.3.0] - 2023-09-12
 ### Added
 - SourceExpander.Embedder: Add ExpandingSymbol config
 - Update libraries
 
-## [v5.2.0] - 2022-01-21
+## [v5.2.0] - 2023-01-21
 ### Added
 - SourceExpander.Generator: Add IgnoreAssemblies config
 

diff --git a/Directory.Build.props b/Directory.Build.props
@@ -8,8 +8,8 @@
     <PackageProjectUrl>https://github.com/kzrnm/SourceExpander</PackageProjectUrl>
     <RepositoryUrl>https://github.com/kzrnm/SourceExpander</RepositoryUrl>
     <PackageReleaseNotes>https://github.com/kzrnm/SourceExpander/blob/master/CHANGELOG.md</PackageReleaseNotes>
-    <Version>5.3.1</Version>
-    <AssemblyVersion>5.3.1.100</AssemblyVersion>
+    <Version>5.4.0</Version>
+    <AssemblyVersion>5.4.0.100</AssemblyVersion>
     <SignAssembly>True</SignAssembly>
     <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)key.snk</AssemblyOriginatorKeyFile>
     <PackageOutputPath>$(MSBuildThisFileDirectory)bin\Packages\$(Configuration)\</PackageOutputPath>

diff --git a/README.ja.md b/README.ja.md
@@ -8,26 +8,25 @@ README languages:
 <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
 **Table of Contents**
 
-- [SourceExpander](#sourceexpander)
-  - [Packages](#packages)
-    - [SourceExpander(library)](#sourceexpanderlibrary)
-    - [SourceExpander.Console](#sourceexpanderconsole)
-    - [SourceExpander.Generator](#sourceexpandergenerator)
-    - [SourceExpander.Embedder](#sourceexpanderembedder)
-  - [Status](#status)
-  - [Getting started](#getting-started)
-    - [ライブラリ利用者向け](#ライブラリ利用者向け)
-      - [SourceExpander.Console を使う](#sourceexpanderconsole-を使う)
-      - [SourceExpander.Generator を使う](#sourceexpandergenerator-を使う)
-    - [ライブラリ開発者向け](#ライブラリ開発者向け)
-      - [埋め込みたくない型への対処](#埋め込みたくない型への対処)
-    - [注釈](#注釈)
-  - [埋め込まれるデータ](#埋め込まれるデータ)
-    - [EmbedderVersion](#embedderversion)
-    - [EmbeddedLanguageVersion](#embeddedlanguageversion)
-    - [EmbeddedAllowUnsafe](#embeddedallowunsafe)
-    - [EmbeddedSourceCode](#embeddedsourcecode)
-      - [EmbeddedSourceCode.GZipBase32768](#embeddedsourcecodegzipbase32768)
+- [Packages](#packages)
+  - [SourceExpander(library)](#sourceexpanderlibrary)
+  - [SourceExpander.Console](#sourceexpanderconsole)
+  - [SourceExpander.Generator](#sourceexpandergenerator)
+  - [SourceExpander.Embedder](#sourceexpanderembedder)
+- [Status](#status)
+- [Getting started](#getting-started)
+  - [ライブラリ利用者向け](#%E3%83%A9%E3%82%A4%E3%83%96%E3%83%A9%E3%83%AA%E5%88%A9%E7%94%A8%E8%80%85%E5%90%91%E3%81%91)
+    - [SourceExpander.Console を使う](#sourceexpanderconsole-%E3%82%92%E4%BD%BF%E3%81%86)
+    - [SourceExpander.Generator を使う](#sourceexpandergenerator-%E3%82%92%E4%BD%BF%E3%81%86)
+  - [ライブラリ開発者向け](#%E3%83%A9%E3%82%A4%E3%83%96%E3%83%A9%E3%83%AA%E9%96%8B%E7%99%BA%E8%80%85%E5%90%91%E3%81%91)
+    - [埋め込みたくない型への対処](#%E5%9F%8B%E3%82%81%E8%BE%BC%E3%81%BF%E3%81%9F%E3%81%8F%E3%81%AA%E3%81%84%E5%9E%8B%E3%81%B8%E3%81%AE%E5%AF%BE%E5%87%A6)
+  - [注釈](#%E6%B3%A8%E9%87%88)
+- [埋め込まれるデータ](#%E5%9F%8B%E3%82%81%E8%BE%BC%E3%81%BE%E3%82%8C%E3%82%8B%E3%83%87%E3%83%BC%E3%82%BF)
+  - [EmbedderVersion](#embedderversion)
+  - [EmbeddedLanguageVersion](#embeddedlanguageversion)
+  - [EmbeddedAllowUnsafe](#embeddedallowunsafe)
+  - [EmbeddedSourceCode](#embeddedsourcecode)
+    - [EmbeddedSourceCode.GZipBase32768](#embeddedsourcecodegzipbase32768)
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 

diff --git a/README.md b/README.md
@@ -8,26 +8,25 @@ README languages:
 <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
 **Table of Contents**
 
-- [SourceExpander](#sourceexpander)
-  - [Packages](#packages)
-    - [SourceExpander(library)](#sourceexpanderlibrary)
-    - [SourceExpander.Console](#sourceexpanderconsole)
-    - [SourceExpander.Generator](#sourceexpandergenerator)
-    - [SourceExpander.Embedder](#sourceexpanderembedder)
-  - [Status](#status)
-  - [Getting started](#getting-started)
-    - [For library user](#for-library-user)
-      - [Use SourceExpander.Console](#use-sourceexpanderconsole)
-      - [Use SourceExpander.Generator](#use-sourceexpandergenerator)
-    - [For library developer](#for-library-developer)
-      - [Avoid embedding some type](#avoid-embedding-some-type)
-    - [Notes](#notes)
-  - [Embedded data](#embedded-data)
-    - [EmbedderVersion](#embedderversion)
-    - [EmbeddedLanguageVersion](#embeddedlanguageversion)
-    - [EmbeddedAllowUnsafe](#embeddedallowunsafe)
-    - [EmbeddedSourceCode](#embeddedsourcecode)
-      - [EmbeddedSourceCode.GZipBase32768](#embeddedsourcecodegzipbase32768)
+- [Packages](#packages)
+  - [SourceExpander(library)](#sourceexpanderlibrary)
+  - [SourceExpander.Console](#sourceexpanderconsole)
+  - [SourceExpander.Generator](#sourceexpandergenerator)
+  - [SourceExpander.Embedder](#sourceexpanderembedder)
+- [Status](#status)
+- [Getting started](#getting-started)
+  - [For library user](#for-library-user)
+    - [Use SourceExpander.Console](#use-sourceexpanderconsole)
+    - [Use SourceExpander.Generator](#use-sourceexpandergenerator)
+  - [For library developer](#for-library-developer)
+    - [Avoid embedding some type](#avoid-embedding-some-type)
+  - [Notes](#notes)
+- [Embedded data](#embedded-data)
+  - [EmbedderVersion](#embedderversion)
+  - [EmbeddedLanguageVersion](#embeddedlanguageversion)
+  - [EmbeddedAllowUnsafe](#embeddedallowunsafe)
+  - [EmbeddedSourceCode](#embeddedsourcecode)
+    - [EmbeddedSourceCode.GZipBase32768](#embeddedsourcecodegzipbase32768)
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 

diff --git a/Source/Sandbox/SampleApp/SampleApp.csproj b/Source/Sandbox/SampleApp/SampleApp.csproj
@@ -2,7 +2,8 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net6.0</TargetFramework>
-	<SourceExpander_Generator_StaticEmbeddingText>// Static Generate &#x9; // Property</SourceExpander_Generator_StaticEmbeddingText>
+    <SourceExpander_Generator_StaticEmbeddingText>// Static Generate &#x9; // Property</SourceExpander_Generator_StaticEmbeddingText>
+    <SourceExpander_Generator_ExpandingPosition>AfterUsings</SourceExpander_Generator_ExpandingPosition>
   </PropertyGroup>
 
   <ItemGroup>
@@ -11,6 +12,7 @@
     <CompilerVisibleProperty Include="SourceExpander_Generator_MetadataExpandingFile" />
     <CompilerVisibleProperty Include="SourceExpander_Generator_IgnoreFilePatternRegex" />
     <CompilerVisibleProperty Include="SourceExpander_Generator_StaticEmbeddingText" />
+    <CompilerVisibleProperty Include="SourceExpander_Generator_ExpandingPosition" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/Source/SourceExpander.Generating.Common/CompilationExpander.cs b/Source/SourceExpander.Generating.Common/CompilationExpander.cs
@@ -88,54 +88,73 @@ static IEnumerable<string> TypeNameToNamespaces(string typeName)
 
             cancellationToken.ThrowIfCancellationRequested();
 
-
-            using var sr = new StringReader(newRoot.ToString());
-            var line = sr.ReadLine();
-            while (line != null)
+            switch (Config.ExpandingPosition)
             {
-                sb.AppendLine(line);
-                line = sr.ReadLine();
+                case ExpandingPosition.AfterUsings:
+                    Embedded();
+                    Target();
+                    break;
+                default:
+                    Target();
+                    Embedded();
+                    break;
             }
 
-            sb.AppendLine("#region Expanded by https://github.com/kzrnm/SourceExpander");
-            if (!string.IsNullOrEmpty(Config.StaticEmbeddingText))
-                sb.AppendLine(Config.StaticEmbeddingText);
 
-            if (Config.ExpandingByGroup)
+            return sb.ToString();
+
+            void Target()
+            {
+                using var sr = new StringReader(newRoot.ToString());
+                var line = sr.ReadLine();
+                while (line != null)
+                {
+                    sb.AppendLine(line);
+                    line = sr.ReadLine();
+                }
+            }
+
+            void Embedded()
             {
-                var groupedCodes = new Dictionary<string, List<string>>();
-                foreach (var s in requiedFiles)
+                sb.AppendLine("#region Expanded by https://github.com/kzrnm/SourceExpander");
+                if (!string.IsNullOrEmpty(Config.StaticEmbeddingText))
+                    sb.AppendLine(Config.StaticEmbeddingText);
+
+                if (Config.ExpandingByGroup)
                 {
-                    var match = Regex.Match(s.FileName, "^[^>]+");
-                    var assemblyName = match?.Value ?? "<unknown assembly>";
-                    if (!groupedCodes.TryGetValue(assemblyName, out var list))
+                    var groupedCodes = new Dictionary<string, List<string>>();
+                    foreach (var s in requiedFiles)
+                    {
+                        var match = Regex.Match(s.FileName, "^[^>]+");
+                        var assemblyName = match?.Value ?? "<unknown assembly>";
+                        if (!groupedCodes.TryGetValue(assemblyName, out var list))
+                        {
+                            list = groupedCodes[assemblyName] = new List<string>();
+                        }
+                        list.Add(s.CodeBody);
+                    }
+                    foreach (var g in groupedCodes)
                     {
-                        list = groupedCodes[assemblyName] = new List<string>();
+                        var assemblyName = g.Key;
+                        sb.Append("#region Assembly:").AppendLine(assemblyName);
+                        foreach (var s in g.Value)
+                            sb.AppendLine(s);
+                        sb.Append("#endregion Assembly:").AppendLine(assemblyName);
                     }
-                    list.Add(s.CodeBody);
                 }
-                foreach (var g in groupedCodes)
+                else
                 {
-                    var assemblyName = g.Key;
-                    sb.Append("#region Assembly:").AppendLine(assemblyName);
-                    foreach (var s in g.Value)
-                        sb.AppendLine(s);
-                    sb.Append("#endregion Assembly:").AppendLine(assemblyName);
+                    foreach (var s in requiedFiles)
+                        sb.AppendLine(s.CodeBody);
                 }
-            }
-            else
-            {
-                foreach (var s in requiedFiles)
-                    sb.AppendLine(s.CodeBody);
-            }
-            cancellationToken.ThrowIfCancellationRequested();
+                cancellationToken.ThrowIfCancellationRequested();
 
-            foreach (var ns in importButUnusedNamespaces)
-            {
-                sb.Append("namespace ").Append(ns).AppendLine("{}");
+                foreach (var ns in importButUnusedNamespaces)
+                {
+                    sb.Append("namespace ").Append(ns).AppendLine("{}");
+                }
+                sb.AppendLine("#endregion Expanded by https://github.com/kzrnm/SourceExpander");
             }
-            sb.AppendLine("#endregion Expanded by https://github.com/kzrnm/SourceExpander");
-            return sb.ToString();
         }
 
         public SourceFileInfo[] ResolveDependency(SyntaxTree origTree, CancellationToken cancellationToken)

diff --git a/Source/SourceExpander.Generating.Common/ExpandConfig.cs b/Source/SourceExpander.Generating.Common/ExpandConfig.cs
@@ -16,14 +16,16 @@ namespace SourceExpander
     /// <param name="StaticEmbeddingText">static text that be added to source code.</param>
     /// <param name="MetadataExpandingFile"> file path whose source code is written to metadata</param>
     /// <param name="ExpandingByGroup">if true, generator write `#region &lt;AssemblyName&gt;`.</param>
+    /// <param name="ExpandingPosition">Position of expanded source</param>
     public partial record ExpandConfig(
          bool Enabled,
          ImmutableArray<string> MatchFilePatterns,
          ImmutableArray<Regex> IgnoreFilePatterns,
          ImmutableArray<string> IgnoreAssemblies,
          string? StaticEmbeddingText,
          string? MetadataExpandingFile,
-         bool ExpandingByGroup)
+         bool ExpandingByGroup,
+         ExpandingPosition ExpandingPosition)
     {
         /// <summary>
         /// constructor
@@ -35,7 +37,8 @@ public ExpandConfig(
             IEnumerable<Regex>? ignoreFilePatterns = null,
             string? staticEmbeddingText = null,
             string? metadataExpandingFile = null,
-            bool? expandingByGroup = null) :
+            bool? expandingByGroup = null,
+            ExpandingPosition expandingPosition = ExpandingPosition.EndOfFile) :
         this(
             Enabled: enabled,
             MatchFilePatterns: matchFilePatterns is null
@@ -49,7 +52,8 @@ public ExpandConfig(
                 : ImmutableArray.Create(ignoreAssemblies),
             StaticEmbeddingText: staticEmbeddingText,
             MetadataExpandingFile: metadataExpandingFile,
-            ExpandingByGroup: expandingByGroup ?? false
+            ExpandingByGroup: expandingByGroup ?? false,
+            ExpandingPosition: expandingPosition
         )
         { }
 
@@ -61,4 +65,20 @@ public bool IsMatch(string filePath)
                 || MatchFilePatterns.Any(p => filePath.IndexOf(p, StringComparison.OrdinalIgnoreCase) >= 0))
                 && IgnoreFilePatterns.All(regex => !regex.IsMatch(filePath));
     }
+
+    /// <summary>
+    /// Position of expanded source
+    /// </summary>
+    public enum ExpandingPosition
+    {
+        /// <summary>
+        /// Expanding at EOF
+        /// </summary>
+        EndOfFile,
+
+        /// <summary>
+        /// Expanding after usings
+        /// </summary>
+        AfterUsings,
+    }
 }
diff --git a/Source/SourceExpander.Generator/ExpandConfig.Converter.cs b/Source/SourceExpander.Generator/ExpandConfig.Converter.cs
@@ -34,6 +34,8 @@ public static ExpandConfig Parse(string? sourceText, AnalyzerConfigOptions analy
                         data.StaticEmbeddingText = v;
                     if (analyzerConfigOptions.TryGetValue(header + "ExpandingByGroup", out v) && !string.IsNullOrWhiteSpace(v))
                         data.ExpandingByGroup = !StringComparer.OrdinalIgnoreCase.Equals(v, "false");
+                    if (analyzerConfigOptions.TryGetValue(header + "ExpandingPosition", out v) && !string.IsNullOrWhiteSpace(v))
+                        data.ExpandingPosition = v;
                 }
                 return data.ToImmutable();
             }
@@ -60,6 +62,10 @@ private class ExpandConfigData
             public string? StaticEmbeddingText { set; get; }
             [DataMember(Name = "expanding-by-group")]
             public bool? ExpandingByGroup { set; get; }
+            [DataMember(Name = "expanding-position")]
+            public string? ExpandingPosition { set; get; }
+            private ExpandingPosition ParsedExpandingPosition
+                => Enum.TryParse(ExpandingPosition, true, out ExpandingPosition r) ? r : SourceExpander.ExpandingPosition.EndOfFile;
 
             public ExpandConfig ToImmutable() => new(
                     enabled: this.Enabled ?? true,
@@ -68,6 +74,7 @@ private class ExpandConfigData
                     ignoreFilePatterns: this.IgnoreFilePatternRegex?.Select(s => new Regex(s)) ?? Array.Empty<Regex>(),
                     staticEmbeddingText: this.StaticEmbeddingText,
                     metadataExpandingFile: MetadataExpandingFile,
+                    expandingPosition: ParsedExpandingPosition,
                     expandingByGroup: ExpandingByGroup);
         }
     }

diff --git a/Source/SourceExpander.Generator/build/SourceExpander.Generator.props b/Source/SourceExpander.Generator/build/SourceExpander.Generator.props
@@ -4,6 +4,7 @@
 		<CompilerVisibleProperty Include="SourceExpander_Generator_MatchFilePattern" />
 		<CompilerVisibleProperty Include="SourceExpander_Generator_MetadataExpandingFile" />
 		<CompilerVisibleProperty Include="SourceExpander_Generator_IgnoreFilePatternRegex" />
-		<CompilerVisibleProperty Include="SourceExpander_Generator_StaticEmbeddingText" />
-	</ItemGroup>
+    <CompilerVisibleProperty Include="SourceExpander_Generator_StaticEmbeddingText" />
+    <CompilerVisibleProperty Include="SourceExpander_Generator_ExpandingPosition" />
+  </ItemGroup>
 </Project>