diff --git a/Sources/MockoloFramework/Models/IfMacroModel.swift b/Sources/MockoloFramework/Models/IfMacroModel.swift
index be65824b..b49ef9bb 100644
--- a/Sources/MockoloFramework/Models/IfMacroModel.swift
+++ b/Sources/MockoloFramework/Models/IfMacroModel.swift
@@ -17,9 +17,6 @@
 final class IfMacroModel: Model {
     let name: String
     let offset: Int64
-    var type: SwiftType {
-        fatalError("unused")
-    }
     let entities: [Model]
 
     var modelType: ModelType {
diff --git a/Sources/MockoloFramework/Models/MethodModel.swift b/Sources/MockoloFramework/Models/MethodModel.swift
index c4ddc8d6..527fad81 100644
--- a/Sources/MockoloFramework/Models/MethodModel.swift
+++ b/Sources/MockoloFramework/Models/MethodModel.swift
@@ -25,9 +25,6 @@ public enum MethodKind: Equatable {
 final class MethodModel: Model {
     let name: String
     let returnType: SwiftType
-    var type: SwiftType {
-        return returnType
-    }
     let accessLevel: String
     let kind: MethodKind
     let offset: Int64
@@ -118,7 +115,7 @@ final class MethodModel: Model {
             args.append(genericWhereClauseToSignatureComponent)
         }
         args.append(contentsOf: paramTypes.map(\.displayName))
-        var displayType = self.type.displayName
+        var displayType = self.returnType.displayName
         let capped = min(displayType.count, 32)
         displayType.removeLast(displayType.count-capped)
         args.append(displayType)
@@ -150,7 +147,7 @@ final class MethodModel: Model {
                             paramTypes: params.map(\.type),
                             isAsync: isAsync,
                             throwing: throwing,
-                            returnType: type,
+                            returnType: returnType,
                             encloser: encloser)
     }
 
@@ -231,7 +228,7 @@ final class MethodModel: Model {
                                          genericTypeParams: genericTypeParams,
                                          genericWhereClause: genericWhereClause,
                                          params: params,
-                                         returnType: type,
+                                         returnType: returnType,
                                          accessLevel: accessLevel,
                                          argsHistory: argsHistory,
                                          handler: handler(encloser: encloser))
diff --git a/Sources/MockoloFramework/Models/Model.swift b/Sources/MockoloFramework/Models/Model.swift
index d289b419..9b5c8e13 100644
--- a/Sources/MockoloFramework/Models/Model.swift
+++ b/Sources/MockoloFramework/Models/Model.swift
@@ -41,9 +41,6 @@ protocol Model: AnyObject {
     /// Indicates whether mock generation for this model has been processed
     var processed: Bool { get }
 
-    /// Decl(e.g. class/struct/protocol/enum) or return type (e.g. var/func)
-    var type: SwiftType { get }
-
     /// Offset where this type is declared
     var offset: Int64 { get }
 
diff --git a/Sources/MockoloFramework/Templates/MethodTemplate.swift b/Sources/MockoloFramework/Templates/MethodTemplate.swift
index 20f67958..8b628877 100644
--- a/Sources/MockoloFramework/Templates/MethodTemplate.swift
+++ b/Sources/MockoloFramework/Templates/MethodTemplate.swift
@@ -74,7 +74,7 @@ extension MethodModel {
                         return arg.name.safeName
                     }.joined(separator: ", ")
 
-                    let defaultVal = type.defaultVal() // ?? "nil"
+                    let defaultVal = returnType.defaultVal() // ?? "nil"
 
                     var mockReturn = ".error"
                     if returnType.typeName.isEmpty {
diff --git a/Sources/MockoloFramework/Templates/NominalTemplate.swift b/Sources/MockoloFramework/Templates/NominalTemplate.swift
index ef9c67d1..b9e874da 100644
--- a/Sources/MockoloFramework/Templates/NominalTemplate.swift
+++ b/Sources/MockoloFramework/Templates/NominalTemplate.swift
@@ -270,21 +270,14 @@ extension NominalModel {
     /// @param models Potentially contains typealias models
     /// @returns A map of typealiases with multiple possible types
     func typealiasWhitelist(`in` models: [(String, Model)]) -> [String: [String]]? {
-        let typealiasModels = models.filter{$0.1.modelType == .typeAlias}
-        var aliasMap = [String: [String]]()
-        typealiasModels.forEach { (arg: (key: String, value: Model)) in
-            
-            let alias = arg.value
-            if aliasMap[alias.name] == nil {
-                aliasMap[alias.name] = [alias.type.typeName]
-            } else {
-                if let val = aliasMap[alias.name], !val.contains(alias.type.typeName) {
-                    aliasMap[alias.name]?.append(alias.type.typeName)
-                }
+        var aliasMap = [String: Set<String>]()
+        for (_, model) in models {
+            if let alias = model as? TypeAliasModel {
+                aliasMap[alias.name, default: []].insert(alias.type.typeName)
             }
         }
         let aliasDupes = aliasMap.filter {$0.value.count > 1}
-        return aliasDupes.isEmpty ? nil : aliasDupes
+        return aliasDupes.isEmpty ? nil : aliasDupes.mapValues {$0.sorted()}
     }
 
     // Finds all combine properties that are attempting to use a property wrapper alias