diff --git a/mROA.CodegenTools/DefineTemplatePart.cs b/mROA.CodegenTools/DefineTemplatePart.cs
index 76df73c..16d6f96 100644
--- a/mROA.CodegenTools/DefineTemplatePart.cs
+++ b/mROA.CodegenTools/DefineTemplatePart.cs
@@ -6,11 +6,13 @@ namespace mROA.CodegenTools
     {
         public TemplateDocument Context { get; set; }
         public string StoredText { get; }
-        private string _tag;
+        private readonly string _tag;
 
-        public DefineTemplatePart(string storedText)
+        public DefineTemplatePart(string storedText, string tag, TemplateDocument context)
         {
             StoredText = storedText;
+            _tag = tag;
+            Context = context;
         }
 
         public string Tag => _tag;
diff --git a/mROA.CodegenTools/InsertTemplatePart.cs b/mROA.CodegenTools/InsertTemplatePart.cs
index b1aa582..3955149 100644
--- a/mROA.CodegenTools/InsertTemplatePart.cs
+++ b/mROA.CodegenTools/InsertTemplatePart.cs
@@ -5,12 +5,19 @@ namespace mROA.CodegenTools
 {
     public class InsertTemplatePart : ITemplatePart, ITagged
     {
-        private string _insertedText = null;
-        private ITemplatePart _insertedPart = null;
+        private string _insertedText;
+        private ITemplatePart _insertedPart;
         private string _tag;
         public string Tag => _tag;
         public TemplateDocument Context { get; set; }
-        public List<string> Parameters;
+        public readonly List<string> Parameters;
+
+        public InsertTemplatePart(string tag, List<string> parameters, TemplateDocument context)
+        {
+            _tag = tag;
+            Parameters = parameters;
+            Context = context;
+        }
 
         private bool IsInserted(object value)
         {
diff --git a/mROA.CodegenTools/LinkTemplatePart.cs b/mROA.CodegenTools/LinkTemplatePart.cs
index 586228e..274d89a 100644
--- a/mROA.CodegenTools/LinkTemplatePart.cs
+++ b/mROA.CodegenTools/LinkTemplatePart.cs
@@ -5,6 +5,13 @@ namespace mROA.CodegenTools
     public class LinkTemplatePart : ITemplatePart
     {
         private readonly string _linkedTag;
+
+        public LinkTemplatePart(string linkedTag, TemplateDocument context)
+        {
+            _linkedTag = linkedTag;
+            Context = context;
+        }
+
         public TemplateDocument Context { get; set; }
 
         public string LinkedTag => _linkedTag;
diff --git a/mROA.CodegenTools/LiteralTemplatePart.cs b/mROA.CodegenTools/LiteralTemplatePart.cs
index e5fcb3a..17d562e 100644
--- a/mROA.CodegenTools/LiteralTemplatePart.cs
+++ b/mROA.CodegenTools/LiteralTemplatePart.cs
@@ -3,6 +3,13 @@ namespace mROA.CodegenTools
     public class LiteralTemplatePart : ITemplatePart
     {
         private string _internalText;
+
+        public LiteralTemplatePart(string internalText, TemplateDocument context)
+        {
+            _internalText = internalText;
+            Context = context;
+        }
+
         public TemplateDocument Context { get; set; }
         public string Bake()
         {