diff --git a/Client/server/Mono.Cecil.Mdb.dll b/Client/server/Mono.Cecil.Mdb.dll
new file mode 100755
index 0000000..2781b94
Binary files /dev/null and b/Client/server/Mono.Cecil.Mdb.dll differ
diff --git a/Client/server/Mono.Cecil.Pdb.dll b/Client/server/Mono.Cecil.Pdb.dll
new file mode 100755
index 0000000..7e7bb5b
Binary files /dev/null and b/Client/server/Mono.Cecil.Pdb.dll differ
diff --git a/Client/server/Mono.Cecil.Rocks.dll b/Client/server/Mono.Cecil.Rocks.dll
new file mode 100755
index 0000000..89939ef
Binary files /dev/null and b/Client/server/Mono.Cecil.Rocks.dll differ
diff --git a/Client/server/Mono.Cecil.dll b/Client/server/Mono.Cecil.dll
new file mode 100755
index 0000000..71bc060
Binary files /dev/null and b/Client/server/Mono.Cecil.dll differ
diff --git a/Client/server/UpsilonLanguageServer.deps.json b/Client/server/UpsilonLanguageServer.deps.json
index 68a2811..35b8cbe 100644
--- a/Client/server/UpsilonLanguageServer.deps.json
+++ b/Client/server/UpsilonLanguageServer.deps.json
@@ -1,7 +1,7 @@
 {
   "runtimeTarget": {
     "name": ".NETCoreApp,Version=v2.1",
-    "signature": "581d4a2b95ddb38a06e4f4668085df59e24bb64d"
+    "signature": "92ceee375f8a26f5a48d4433636768b431365217"
   },
   "compilationOptions": {},
   "targets": {
@@ -12,6 +12,7 @@
           "Microsoft.Extensions.Logging": "2.1.1",
           "Microsoft.Extensions.Logging.Debug": "1.1.0",
           "Microsoft.Extensions.Logging.TraceSource": "2.1.1",
+          "Mono.Cecil": "0.10.3",
           "JsonRpc.DynamicProxy": "0.4.0.0",
           "LanguageServer.VsCode": "0.2.0.0",
           "Upsilon": "1.0.0.0"
@@ -172,6 +173,36 @@
           }
         }
       },
+      "Mono.Cecil/0.10.3": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO.FileSystem": "4.3.0",
+          "System.IO.FileSystem.Primitives": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Csp": "4.0.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtime": {
+          "lib/netstandard1.3/Mono.Cecil.Mdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Pdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Rocks.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          }
+        }
+      },
       "Newtonsoft.Json/10.0.2": {
         "dependencies": {
           "Microsoft.CSharp": "4.3.0",
@@ -187,11 +218,26 @@
           }
         }
       },
+      "runtime.native.System.Security.Cryptography/4.0.0": {},
       "System.Collections/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Collections.Concurrent/4.0.12": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Diagnostics.Tracing": "4.1.0",
+          "System.Globalization": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Collections.NonGeneric/4.3.0": {
         "dependencies": {
           "System.Diagnostics.Debug": "4.3.0",
@@ -249,6 +295,11 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Diagnostics.Tracing/4.1.0": {
+        "dependencies": {
+          "System.Runtime": "4.3.0"
+        }
+      },
       "System.Dynamic.Runtime/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -435,6 +486,14 @@
           "System.Runtime.Handles": "4.3.0"
         }
       },
+      "System.Runtime.Numerics/4.0.1": {
+        "dependencies": {
+          "System.Globalization": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0"
+        }
+      },
       "System.Runtime.Serialization.Formatters/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -450,6 +509,94 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Security.Cryptography.Algorithms/4.2.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Runtime.Numerics": "4.0.1",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Csp/4.0.0": {
+        "dependencies": {
+          "System.IO": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Encoding/4.0.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Collections.Concurrent": "4.0.12",
+          "System.Linq": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Primitives/4.0.0": {
+        "dependencies": {
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Globalization": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Text.Encoding/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
@@ -640,6 +787,13 @@
       "path": "microsoft.extensions.primitives/2.1.1",
       "hashPath": "microsoft.extensions.primitives.2.1.1.nupkg.sha512"
     },
+    "Mono.Cecil/0.10.3": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-RM04CLohPMOqmLjQFeqcNaWy4GVR/JyvaqjiUoFWWIcvVDX3KJ2oS+wfxyiDN0YvdAJD9GbAKF9Ms4nLhYzWkg==",
+      "path": "mono.cecil/0.10.3",
+      "hashPath": "mono.cecil.0.10.3.nupkg.sha512"
+    },
     "Newtonsoft.Json/10.0.2": {
       "type": "package",
       "serviceable": true,
@@ -647,6 +801,13 @@
       "path": "newtonsoft.json/10.0.2",
       "hashPath": "newtonsoft.json.10.0.2.nupkg.sha512"
     },
+    "runtime.native.System.Security.Cryptography/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2CQK0jmO6Eu7ZeMgD+LOFbNJSXHFVQbCJJkEyEwowh1SCgYnrn9W9RykMfpeeVGw7h4IBvYikzpGUlmZTUafJw==",
+      "path": "runtime.native.system.security.cryptography/4.0.0",
+      "hashPath": "runtime.native.system.security.cryptography.4.0.0.nupkg.sha512"
+    },
     "System.Collections/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -654,6 +815,13 @@
       "path": "system.collections/4.3.0",
       "hashPath": "system.collections.4.3.0.nupkg.sha512"
     },
+    "System.Collections.Concurrent/4.0.12": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2gBcbb3drMLgxlI0fBfxMA31ec6AEyYCHygGse4vxceJan8mRIWeKJ24BFzN7+bi/NFTgdIgufzb94LWO5EERQ==",
+      "path": "system.collections.concurrent/4.0.12",
+      "hashPath": "system.collections.concurrent.4.0.12.nupkg.sha512"
+    },
     "System.Collections.NonGeneric/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -696,6 +864,13 @@
       "path": "system.diagnostics.debug/4.3.0",
       "hashPath": "system.diagnostics.debug.4.3.0.nupkg.sha512"
     },
+    "System.Diagnostics.Tracing/4.1.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-vDN1PoMZCkkdNjvZLql592oYJZgS7URcJzJ7bxeBgGtx5UtR5leNm49VmfHGqIffX4FKacHbI3H6UyNSHQknBg==",
+      "path": "system.diagnostics.tracing/4.1.0",
+      "hashPath": "system.diagnostics.tracing.4.1.0.nupkg.sha512"
+    },
     "System.Dynamic.Runtime/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -857,6 +1032,13 @@
       "path": "system.runtime.interopservices/4.3.0",
       "hashPath": "system.runtime.interopservices.4.3.0.nupkg.sha512"
     },
+    "System.Runtime.Numerics/4.0.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-+XbKFuzdmLP3d1o9pdHu2nxjNr2OEPqGzKeegPLCUMM71a0t50A/rOcIRmGs9wR7a8KuHX6hYs/7/TymIGLNqg==",
+      "path": "system.runtime.numerics/4.0.1",
+      "hashPath": "system.runtime.numerics.4.0.1.nupkg.sha512"
+    },
     "System.Runtime.Serialization.Formatters/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -871,6 +1053,34 @@
       "path": "system.runtime.serialization.primitives/4.3.0",
       "hashPath": "system.runtime.serialization.primitives.4.3.0.nupkg.sha512"
     },
+    "System.Security.Cryptography.Algorithms/4.2.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-8JQFxbLVdrtIOKMDN38Fn0GWnqYZw/oMlwOUG/qz1jqChvyZlnUmu+0s7wLx7JYua/nAXoESpHA3iw11QFWhXg==",
+      "path": "system.security.cryptography.algorithms/4.2.0",
+      "hashPath": "system.security.cryptography.algorithms.4.2.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Csp/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-/i1Usuo4PgAqgbPNC0NjbO3jPW//BoBlTpcWFD1EHVbidH21y4c1ap5bbEMSGAXjAShhMH4abi/K8fILrnu4BQ==",
+      "path": "system.security.cryptography.csp/4.0.0",
+      "hashPath": "system.security.cryptography.csp.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Encoding/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-FbKgE5MbxSQMPcSVRgwM6bXN3GtyAh04NkV8E5zKCBE26X0vYW0UtTa2FIgkH33WVqBVxRgxljlVYumWtU+HcQ==",
+      "path": "system.security.cryptography.encoding/4.0.0",
+      "hashPath": "system.security.cryptography.encoding.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Primitives/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-Wkd7QryWYjkQclX0bngpntW5HSlMzeJU24UaLJQ7YTfI8ydAVAaU2J+HXLLABOVJlKTVvAeL0Aj39VeTe7L+oA==",
+      "path": "system.security.cryptography.primitives/4.0.0",
+      "hashPath": "system.security.cryptography.primitives.4.0.0.nupkg.sha512"
+    },
     "System.Text.Encoding/4.3.0": {
       "type": "package",
       "serviceable": true,
diff --git a/Client/server/UpsilonLanguageServer.dll b/Client/server/UpsilonLanguageServer.dll
index 38a631b..c620088 100644
Binary files a/Client/server/UpsilonLanguageServer.dll and b/Client/server/UpsilonLanguageServer.dll differ
diff --git a/Client/server/UpsilonLanguageServer.pdb b/Client/server/UpsilonLanguageServer.pdb
index 041c53e..ea53913 100644
Binary files a/Client/server/UpsilonLanguageServer.pdb and b/Client/server/UpsilonLanguageServer.pdb differ
diff --git a/Client/upsilon-language-extension-1.0.0.vsix b/Client/upsilon-language-extension-1.0.0.vsix
index 8a2ac0c..c9012ba 100644
Binary files a/Client/upsilon-language-extension-1.0.0.vsix and b/Client/upsilon-language-extension-1.0.0.vsix differ
diff --git a/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml b/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml
index 70df396..64cfab1 100644
--- a/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml
+++ b/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml
@@ -11,6 +11,9 @@
         <e p="DiagnosticsProvider.cs" t="Include" />
         <e p="LanguageServerSession.cs" t="Include" />
         <e p="Program.cs" t="Include" />
+        <e p="ReferenceHandler" t="Include">
+          <e p="LoadReferenceLibraries.cs" t="Include" />
+        </e>
         <e p="Services" t="Include">
           <e p="CompletionItemService.cs" t="Include" />
           <e p="InitializationService.cs" t="Include" />
diff --git a/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml b/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml
index 6b6e374..dcd54fa 100644
--- a/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml
+++ b/UpsilonLanguageServer/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml
@@ -23,13 +23,35 @@
     <option name="FILTER_BY_CURRENT_PROJECT" value="true" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="b677bed2-8935-49bf-995f-b1e4d6bb4ad3" name="Default Changelist" comment="">
-      <change beforePath="$PROJECT_DIR$/../Client/package.json" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/package.json" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/../Client/server/Upsilon.dll" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/server/Upsilon.dll" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/../Client/server/Upsilon.pdb" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/server/Upsilon.pdb" afterDir="false" />
+    <list default="true" id="b677bed2-8935-49bf-995f-b1e4d6bb4ad3" name="Default Changelist" comment="Update Upsilon to newer version">
+      <change afterPath="$PROJECT_DIR$/../Client/server/Mono.Cecil.Mdb.dll" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/../Client/server/Mono.Cecil.Pdb.dll" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/../Client/server/Mono.Cecil.Rocks.dll" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/../Client/server/Mono.Cecil.dll" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.deps.json" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.deps.json" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.dll" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.dll" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.pdb" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/server/UpsilonLanguageServer.pdb" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/../Client/upsilon-language-extension-1.0.0.vsix" beforeDir="false" afterPath="$PROJECT_DIR$/../Client/upsilon-language-extension-1.0.0.vsix" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.UpsilonLanguageServer/.idea/contentModel.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.UpsilonLanguageServer/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/BoundTypeParser.cs" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/BoundTypeParser.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/Services/WorkspaceService.cs" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/Services/WorkspaceService.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/UpsilonLanguageServer.csproj" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/UpsilonLanguageServer.csproj" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/project.assets.json" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/project.assets.json" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/UpsilonLanguageServer/obj/project.packagespec.json" beforeDir="false" afterPath="$PROJECT_DIR$/UpsilonLanguageServer/obj/project.packagespec.json" afterDir="false" />
     </list>
     <ignored path=".idea/.idea.UpsilonLanguageServer/.idea/" />
     <ignored path="UpsilonLanguageServer/bin/" />
@@ -45,201 +67,176 @@
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="225">
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-      <file pinned="false" current-in-tab="false">
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-        <entry file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/BaseTypes/TypeContainer.cs">
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-        </entry>
-      </file>
     </leaf>
   </component>
   <component name="FindInProjectRecents">
     <findStrings>
       <find>documentsy</find>
+      <find>type</find>
     </findStrings>
   </component>
   <component name="Git.Settings">
@@ -251,6 +248,7 @@
     <setting file="file://$PROJECT_DIR$/UpsilonLanguageServer/LanguageServerSession.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/5DA50A50-93F5-4669-966E-AB1670ACEBB8/f1/6dc1b685/IRequestCancellationFeature.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/06EA76EC-3547-458E-B295-0730A5831186/73/13c37b89/Diagnostic.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/44B9FAC8-4FDF-4D7A-A793-F1AF5747C140/88/2438fcbc/TypeDefinition.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/UpsilonLanguageServer/DiagnosticsProvider.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/UpsilonLanguageServer/Settings.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/6CFCCEBD-0B9A-498F-BF47-688690CA5A4E/94/371c4bff/String.cs" root0="SKIP_HIGHLIGHTING" />
@@ -258,11 +256,14 @@
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/06EA76EC-3547-458E-B295-0730A5831186/5e/b640fdfd/FileEvent.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/UpsilonLanguageServer/Utility.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/5DA50A50-93F5-4669-966E-AB1670ACEBB8/52/39462807/IJsonRpcMethodBinder.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$PROJECT_DIR$/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs" root0="FORCE_HIGHLIGHTING" />
+    <setting file="mock:///Dummy.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/BoundTypes/UserDataBoundTypeDefinition.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/06EA76EC-3547-458E-B295-0730A5831186/23/d509ebcd/TextDocumentSyncOptions.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundVariableSymbol.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Diagnostics.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/StandardLibraries/StaticScope.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="mock:///Dummy.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/540A30D0-A031-4084-807D-B058D5033896/ba/762b3173/EventArgs.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/9B6398B0-B3AE-4AFD-B586-FD62EDA2EAD4/c2/851fc82c/JProperty.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/BaseTypes/TypeContainer.cs" root0="SKIP_HIGHLIGHTING" />
@@ -281,6 +282,7 @@
     <setting file="file://$PROJECT_DIR$/../../../LanguageServer.NET/LanguageServer.VsCode/Contracts/SignatureHelp.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/8DF8BA7B-CD39-487F-8A4F-FE11911CBBCE/45/986dd60a/IPAddress.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/731D9BDF-D185-4E5F-BAD0-134612282949/34/885818ea/Uri.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/BaseTypes/UserData/UpsilonUserDataAttribute.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundStatements/BoundScript.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/540A30D0-A031-4084-807D-B058D5033896/64/07f8e7b3/EventHandler.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/06EA76EC-3547-458E-B295-0730A5831186/7d/d4b64653/CompletionList.cs" root0="SKIP_HIGHLIGHTING" />
@@ -295,6 +297,7 @@
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundExpressions/BoundIndexExpression.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Executor.cs" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/06EA76EC-3547-458E-B295-0730A5831186/48/0f0cea30/IDocument.cs" root0="SKIP_HIGHLIGHTING" />
+    <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/44B9FAC8-4FDF-4D7A-A793-F1AF5747C140/f2/8cefaa4f/BaseAssemblyResolver.cs" root0="SKIP_HIGHLIGHTING" />
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     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/AE0AFE44-B09C-4F40-AEF2-28D1086B01EB/B/Connection.cs" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$APPLICATION_CONFIG_DIR$/resharper-host/DecompilerCache/decompiler/5DA50A50-93F5-4669-966E-AB1670ACEBB8/9d/54aa6104/JsonRpcServiceHost.cs" root0="SKIP_HIGHLIGHTING" />
@@ -322,7 +325,6 @@
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
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         <option value="$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundStatements/BoundGenericForStatement.cs" />
         <option value="$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundStatements/BoundIfStatement.cs" />
         <option value="$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/BoundStatements/BoundMultiAssignmentStatement.cs" />
@@ -361,7 +363,6 @@
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         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Services/CompletionItemService.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Settings.cs" />
-        <option value="$PROJECT_DIR$/UpsilonLanguageServer/Services/WorkspaceService.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Utility.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/LanguageServerSession.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/DiagnosticsProvider.cs" />
@@ -371,8 +372,10 @@
         <option value="$PROJECT_DIR$/../../UpsilonSource/Upsilon/StandardLibraries/StaticScope.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Program.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Services/InitializationService.cs" />
-        <option value="$PROJECT_DIR$/UpsilonLanguageServer/BoundTypeParser.cs" />
         <option value="$PROJECT_DIR$/UpsilonLanguageServer/Services/TextDocumentServer.cs" />
+        <option value="$PROJECT_DIR$/UpsilonLanguageServer/BoundTypeParser.cs" />
+        <option value="$PROJECT_DIR$/UpsilonLanguageServer/Services/WorkspaceService.cs" />
+        <option value="$PROJECT_DIR$/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs" />
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@@ -389,8 +392,6 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="FileSystemExplorer" />
-      <pane id="AssemblyExplorer" />
       <pane id="SolutionExplorer">
         <subPane>
           <expand>
@@ -403,6 +404,12 @@
               <item name="UpsilonLanguageServer" type="24d0babc:SolutionExplorerModelNode" />
               <item name="UpsilonLanguageServer" type="24d0babc:SolutionExplorerModelNode" />
             </path>
+            <path>
+              <item name="Project" type="784c90a0:SolutionExplorerRootNode" />
+              <item name="UpsilonLanguageServer" type="24d0babc:SolutionExplorerModelNode" />
+              <item name="UpsilonLanguageServer" type="24d0babc:SolutionExplorerModelNode" />
+              <item name="ReferenceHandler" type="24d0babc:SolutionExplorerModelNode" />
+            </path>
             <path>
               <item name="Project" type="784c90a0:SolutionExplorerRootNode" />
               <item name="UpsilonLanguageServer" type="24d0babc:SolutionExplorerModelNode" />
@@ -414,6 +421,8 @@
         </subPane>
         <option name="show-all-files" value="false" />
       </pane>
+      <pane id="FileSystemExplorer" />
+      <pane id="AssemblyExplorer" />
     </panes>
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   <component name="PropertiesComponent">
@@ -513,6 +522,8 @@
       <workItem from="1548250149391" duration="4488000" />
       <workItem from="1548502951850" duration="1915000" />
       <workItem from="1550144997295" duration="751000" />
+      <workItem from="1550423344529" duration="188000" />
+      <workItem from="1550507873666" duration="5625000" />
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     <task id="LOCAL-00001" summary="Initial commit">
       <created>1543180742884</created>
@@ -763,7 +774,7 @@
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="167054000" />
+    <option name="totallyTimeSpent" value="172867000" />
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   <component name="TodoView">
     <todo-panel id="selected-file">
@@ -776,9 +787,8 @@
   </component>
   <component name="ToolWindowManager">
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-    <editor active="true" />
     <layout>
-      <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.3566879" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.36305732" />
       <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
       <window_info id="Image Layers" order="2" />
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@@ -786,13 +796,13 @@
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-      <window_info anchor="bottom" id="Debug" order="3" sideWeight="0.4968119" weight="0.4442083" />
+      <window_info anchor="bottom" id="Debug" order="3" sideWeight="0.4968119" weight="0.44373673" />
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       <window_info anchor="bottom" id="TODO" order="6" />
-      <window_info anchor="bottom" id="NuGet" order="7" weight="0.32837406" />
+      <window_info anchor="bottom" id="NuGet" order="7" weight="0.3269639" />
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-      <window_info anchor="bottom" id="Version Control" order="9" sideWeight="0.4989373" visible="true" weight="0.3280255" />
+      <window_info active="true" anchor="bottom" id="Version Control" order="9" sideWeight="0.4989373" visible="true" weight="0.3280255" />
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@@ -851,6 +861,10 @@
           <properties exception="System.Threading.ThreadAbortException" displayValue="System.Threading.ThreadAbortException" />
           <option name="timeStamp" value="1" />
         </breakpoint>
+        <breakpoint enabled="true" suspend="NONE" type="DotNet Exception Breakpoints">
+          <properties exception="Mono.Cecil.AssemblyResolutionException" displayValue="Mono.Cecil.AssemblyResolutionException" />
+          <option name="timeStamp" value="80" />
+        </breakpoint>
         <line-breakpoint enabled="true" type="DotNet Breakpoints">
           <url>file://$APPLICATION_CONFIG_DIR$/resharper-host/SourcesCache/72792320-2DA2-49CF-A350-78B62C1ED18E/9/LanguageServer.cs</url>
           <line>228</line>
@@ -906,30 +920,17 @@
           <option name="timeStamp" value="52" />
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-          <line>48</line>
-          <properties documentPath="$PROJECT_DIR$/UpsilonLanguageServer/DiagnosticsProvider.cs" initialLine="48">
+          <url>file://$PROJECT_DIR$/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs</url>
+          <line>115</line>
+          <properties documentPath="$PROJECT_DIR$/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs" initialLine="115">
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-              <option value="1714" />
+              <option value="5044" />
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             <endOffsets>
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-        <line-breakpoint enabled="true" type="DotNet Breakpoints">
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-            <endOffsets>
-              <option value="7469" />
-            </endOffsets>
-          </properties>
-          <option name="timeStamp" value="58" />
+          <option name="timeStamp" value="78" />
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       </breakpoints>
       <default-breakpoints>
@@ -945,6 +946,14 @@
     </watches-manager>
   </component>
   <component name="debuggerHistoryManager">
+    <expressions id="breakpointCondition">
+      <expression>
+        <expression-string>customAttribute.AttributeType.FullName != &quot;System.Runtime.CompilerServices.CompilerGeneratedAttribute&quot;</expression-string>
+        <language-id>C#</language-id>
+        <custom-info>RiderImportsList:</custom-info>
+        <evaluation-mode>EXPRESSION</evaluation-mode>
+      </expression>
+    </expressions>
     <expressions id="watch">
       <expression>
         <expression-string>this</expression-string>
@@ -963,34 +972,6 @@
     </expressions>
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@@ -1226,9 +1207,6 @@
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@@ -1265,29 +1243,6 @@
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     <entry file="file://$PROJECT_DIR$/UpsilonLanguageServer/Settings.cs">
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@@ -1300,101 +1255,10 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/UpsilonLanguageServer/DiagnosticsProvider.cs">
+    <entry file="file://$PROJECT_DIR$/../../UpsilonSource/Upsilon/Binder/VariableSymbols/InternalFunctionVariableSymbol.cs">
       <provider selected="true" editor-type-id="text-editor">
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+    </entry>
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+      <provider selected="true" editor-type-id="text-editor">
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+      <provider selected="true" editor-type-id="text-editor">
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+          </folding>
+        </state>
+      </provider>
+    </entry>
   </component>
 </project>
\ No newline at end of file
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/BoundTypeParser.cs b/UpsilonLanguageServer/UpsilonLanguageServer/BoundTypeParser.cs
index 7dca0c5..6002403 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/BoundTypeParser.cs
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/BoundTypeParser.cs
@@ -188,7 +188,8 @@ namespace UpsilonLanguageServer
             new Regex(
                 @"(?'keyType'(?:\w| )+) *(?:\((?'keyInternalType'.*)\))* *, *(?'valueType'(?:\w| )+)(?:\((?'valueInternalType'.*)\))*",
                 RegexOptions.IgnoreCase);
-        private static TypeContainer ParseType(string input)
+
+        public static TypeContainer ParseType(string input)
         {
             input = input.Trim();
             if (string.Equals(input, "string", StringComparison.InvariantCultureIgnoreCase))
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs b/UpsilonLanguageServer/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs
new file mode 100644
index 0000000..6e75d00
--- /dev/null
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/ReferenceHandler/LoadReferenceLibraries.cs
@@ -0,0 +1,388 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Mono.Cecil;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using Upsilon.BaseTypes.UserData;
+using Upsilon.BoundTypes;
+
+namespace UpsilonLanguageServer.ReferenceHandler
+{
+    public static class LoadReferenceLibraries
+    {
+        private static List<string> References { get; set; } = new List<string>();
+
+        public static void ReloadReferences(string workSpace, string jsonString)
+        {
+            var obj = JObject.Parse(jsonString);
+            if (!obj.TryGetValue("references", StringComparison.InvariantCultureIgnoreCase, out var references))
+                return;
+            if (!(references is JArray referencesArray))
+                return;
+
+            var values = referencesArray.Values<string>();
+
+            foreach (var reference in values)
+            {
+                var path = Path.Combine(workSpace, reference);
+                if (!File.Exists(path))
+                {
+                    throw new Exception($"Can't read file {path}. It doesn't exist.");
+                }
+                if (Path.GetExtension(path) != ".dll")
+                    continue;
+                References.Add(path);
+            }
+
+            References = References.Distinct().ToList();
+            LoadAssemblies(References);
+        }
+
+        private static Dictionary<string, string> _translatedType;
+
+        private static void LoadAssemblies(List<string> locations)
+        {
+            var resolver = new DefaultAssemblyResolver();
+            foreach (var location in locations)
+            {
+                var dir = Directory.GetParent(location);
+                resolver.AddSearchDirectory(dir.FullName);
+            }
+
+            _translatedType = new Dictionary<string, string>();
+            var dictionary = locations.Select(x =>
+                    ModuleDefinition.ReadModule(x, new ReaderParameters() {AssemblyResolver = resolver}))
+                .SelectMany(file => file.Types, (file, type) => GetDefinitions(type))
+                .SelectMany(definitions => definitions)
+                .ToDictionary(definition => definition.Item1, definition => definition.Item2);
+
+            foreach (var definition in dictionary)
+            {
+                _translatedType.Add(definition.Value.FullName, definition.Key);
+            }
+
+            var result = new Dictionary<string, Data>();
+            foreach (var definition in dictionary)
+            {
+                var name     = definition.Key;
+                var type     = definition.Value;
+                var typeData = ExtractData(type);
+                result.Add(name, typeData);
+
+                if (typeData is EnumData enumData)
+                {
+                    BoundTypeHandler.LoadUserDataTypeDefinition(new UserDataBoundEnumDefinition(enumData.Values, name));
+                }
+                else
+                {
+                    var dic = new Dictionary<string, UserDataBoundProperty>();
+                    foreach (var property in typeData.Properties)
+                    {
+                        var propertyName = property.Key;
+                        var propertyValue = property.Value;
+
+                        var scriptType = BoundTypeParser.ParseType(propertyValue.Type);
+                        if (propertyValue is MethodData method)
+                        {
+                            dic.Add(propertyName.ToLowerInvariant(), new UserDataBoundMethod(propertyName,
+                                method.Options.Select(
+                                    x =>
+                                    {
+                                        var returnType = BoundTypeParser.ParseType(x.Returns);
+                                        return new UserDataBoundMethodOption(returnType, x.Parameters.Select(y =>
+                                            new UserDataBoundFunctionParameter()
+                                            {
+                                                Name       = y.Key,
+                                                Type       = BoundTypeParser.ParseType(y.Value.Type),
+                                                Comment    = y.Value.Comment,
+                                                ActualType = y.Value.Type,
+                                                IsOptional = y.Value.IsOptional
+                                            }).ToArray(), false);
+                                    }).ToList()));
+                        }
+                        else
+                        {
+                            dic.Add(propertyName.ToLowerInvariant(), new UserDataBoundProperty()
+                            {
+                                Name       = propertyName,
+                                ActualType = propertyValue.Type,
+                                Comment    = propertyValue.Comment,
+                                Type       = scriptType
+                            });
+                        }
+                    }
+                    BoundTypeHandler.LoadUserDataTypeDefinition(new UserDataBoundTypeDefinition(name, dic));
+                }
+            }
+        }
+
+        private static Type GetMonoType(this TypeReference type)
+        {
+            return Type.GetType(type.GetReflectionName(), true);
+        }
+
+        private static string GetReflectionName(this TypeReference type)
+        {
+            if (type.IsGenericInstance)
+            {
+                var genericInstance = (GenericInstanceType)type;
+                return
+                    $"{genericInstance.Namespace}.{type.Name}[{string.Join(",", genericInstance.GenericArguments.Select(p => p.GetReflectionName()).ToArray())}]";
+            }
+            return type.FullName;
+        }
+
+        private static List<(string, TypeDefinition)> GetDefinitions(TypeDefinition typeDefinition)
+        {
+            var ls = new List<(string, TypeDefinition)>();
+            foreach (var nestedType in typeDefinition.NestedTypes)
+            {
+                var definitions = GetDefinitions(nestedType);
+                if (definitions.Count > 0)
+                {
+                    ls.AddRange(definitions);
+                }
+            }
+
+            var requiredAttribute = typeof(UpsilonUserDataAttribute).FullName;
+            if (!typeDefinition.HasCustomAttributes) return ls;
+            foreach (var customAttribute in typeDefinition.CustomAttributes)
+            {
+                if (!string.Equals(customAttribute.AttributeType.FullName, requiredAttribute))
+                {
+                    continue;
+                }
+                var name = customAttribute.ConstructorArguments[0].Value.ToString();
+                ls.Add((name, typeDefinition));
+            }
+
+            return ls;
+        }
+
+        private static Data ExtractData(TypeDefinition type)
+        {
+            if (type.IsEnum)
+            {
+                var enumTypeData = new EnumData()
+                {
+                    Values = type.Fields.Where(x => x.IsPublic && !x.IsSpecialName).Select(x => x.Name).ToList()
+                };
+                return enumTypeData;
+            }
+
+
+            var typeData = new Data(){Properties = new Dictionary<string, Property>()};
+
+            if (type.BaseType != null)
+            {
+                try
+                {
+                    var resolved = type.BaseType.Resolve();
+                    if (resolved.FullName != "System.Object")
+                    {
+                        var b = ExtractData(type.BaseType.Resolve());
+                        foreach (var property in b.Properties)
+                        {
+                            typeData.Properties.Add(property.Key, property.Value);
+                        }
+                    }
+                }
+                catch
+                {
+                    //ignore
+                }
+            }
+
+            if (type.HasInterfaces)
+            {
+                var interfaces = type.Interfaces;
+                foreach (var @interface in interfaces)
+                {
+                    try
+                    {
+                        var extract = ExtractData(@interface.InterfaceType.Resolve());
+                        foreach (var property in extract.Properties)
+                        {
+                            if (!typeData.Properties.ContainsKey(property.Key))
+                                typeData.Properties.Add(property.Key, property.Value);
+                        }
+                    }
+                    catch
+                    {
+                        // ignore
+                    }
+                }
+            }
+
+            foreach (var fieldDefinition in type.Fields)
+            {
+                if (!fieldDefinition.IsPublic)
+                    continue;
+                var parsedFieldType = GetParsedTypeName(fieldDefinition.FieldType);
+                if (typeData.Properties.ContainsKey(fieldDefinition.Name))
+                {
+                    typeData.Properties[fieldDefinition.Name] = new Property()
+                    {
+                        Type = parsedFieldType
+                    };
+                }
+                else
+                {
+                    typeData.Properties.Add(fieldDefinition.Name, new Property()
+                    {
+                        Type = parsedFieldType
+                    });
+                }
+            }
+            foreach (var propertyDefinition in type.Properties)
+            {
+                if (!propertyDefinition.GetMethod.IsPublic)
+                    continue;
+                var parsedFieldType = GetParsedTypeName(propertyDefinition.PropertyType);
+                if (typeData.Properties.ContainsKey(propertyDefinition.Name))
+                {
+                    typeData.Properties[propertyDefinition.Name] = new Property()
+                    {
+                        Type = parsedFieldType
+                    };
+                }
+                else
+                {
+                    typeData.Properties.Add(propertyDefinition.Name, new Property()
+                    {
+                        Type = parsedFieldType
+                    });
+                }
+            }
+
+            var methodDic = new Dictionary<string, MethodData>();
+
+            foreach (var methodDefinition in type.Methods)
+            {
+                if (!methodDefinition.IsPublic)
+                    continue;
+                if (methodDefinition.IsConstructor)
+                    continue;
+                if (typeData.Properties.ContainsKey(methodDefinition.Name))
+                    continue;
+                if (methodDefinition.IsGetter || methodDefinition.IsSetter)
+                    continue;
+                var returnType = GetParsedTypeName(methodDefinition.ReturnType);
+                var parameters = new Dictionary<string, MethodDataOption.MethodParameter>();
+                foreach (var parameter in methodDefinition.Parameters)
+                {
+                    var parameterType = GetParsedTypeName(parameter.ParameterType);
+                    var optional = parameter.IsOptional;
+                    parameters.Add(parameter.Name, new MethodDataOption.MethodParameter()
+                    {
+                        Type = parameterType,
+                        IsOptional = optional
+                    });
+                }
+                var option = new MethodDataOption()
+                {
+                    Returns    = returnType,
+                    Parameters = parameters
+                };
+                if (methodDic.TryGetValue(methodDefinition.Name, out var data))
+                {
+                    data.Options.Add(option);
+                }
+                else
+                {
+                    methodDic.Add(methodDefinition.Name, new MethodData()
+                    {
+                        Type = "function",
+                        Options = new List<MethodDataOption>(){option}
+                    });
+                }
+            }
+
+            foreach (var methodData in methodDic)
+            {
+                typeData.Properties.Add(methodData.Key, methodData.Value);
+            }
+
+            return typeData;
+        }
+
+        private static string GetParsedTypeName(TypeReference type)
+        {
+            if (string.Equals(type.FullName, "System.Void"))
+                return "nil";
+            if (string.Equals(type.FullName, "System.String"))
+                return "string";
+            if (string.Equals(type.FullName, "System.Boolean"))
+                return "bool";
+            if (type.IsPrimitive)
+                return "number";
+            if (type.IsArray && type is ArrayType arrayType)
+            {
+                var t = arrayType.ElementType;
+                return $"table (number, {GetParsedTypeName(t)})";
+            }
+            if (type is GenericInstanceType genericType)
+            {
+                if (type.FullName.StartsWith("System.Collections.Generic.Dictionary"))
+                {
+                    var generics = genericType.GenericArguments;
+                    if (generics.Count != 2)
+                        return "table";
+                    var key   = GetParsedTypeName(generics[0]);
+                    var value = GetParsedTypeName(generics[1]);
+                    return $"table ({key}, {value})";
+                }
+                if (type.FullName.StartsWith("System.Collections.Generic.List"))
+                {
+                    var generics = genericType.GenericArguments;
+                    if (generics.Count != 1)
+                        return "table";
+                    var value = GetParsedTypeName(generics[0]);
+                    return $"table (number, {value})";
+                }
+            }
+            if (_translatedType.TryGetValue(type.FullName, out var s))
+            {
+                return s;
+            }
+            return "unknown";
+        }
+
+        public class Data
+        {
+            public Dictionary<string, Property> Properties { get; set; }
+        }
+
+        public class EnumData : Data
+        {
+            [JsonProperty("__type")] public string SpecialType = "enum";
+            public List<string> Values = new List<string>();
+        }
+
+        public class Property
+        {
+            public string Type { get; set; }
+            public string Comment { get; set; }
+        }
+
+        public class MethodData : Property
+        {
+            public List<MethodDataOption> Options { get; set; }
+        }
+
+        public class MethodDataOption
+        {
+            public string                              Returns    { get; set; }
+            public Dictionary<string, MethodParameter> Parameters { get; set; }
+            public class MethodParameter
+            {
+                public string Type       { get; set; }
+                public string Comment    { get; set; }
+                public bool   IsOptional { get; set; }
+            }
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/Services/WorkspaceService.cs b/UpsilonLanguageServer/UpsilonLanguageServer/Services/WorkspaceService.cs
index 500d642..f53d072 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/Services/WorkspaceService.cs
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/Services/WorkspaceService.cs
@@ -6,6 +6,7 @@ using System.Threading.Tasks;
 using JsonRpc.Standard.Contracts;
 using LanguageServer.VsCode.Contracts;
 using Upsilon.BoundTypes;
+using UpsilonLanguageServer.ReferenceHandler;
 
 namespace UpsilonLanguageServer.Services
 {
@@ -107,6 +108,17 @@ namespace UpsilonLanguageServer.Services
                             }
                         }
                     }
+                    else if (string.Equals(name, "references.json"))
+                    {
+                        try
+                        {
+                            LoadReferenceLibraries.ReloadReferences(RootUri, File.ReadAllText(localPath));
+                        }
+                        catch (Exception e)
+                        {
+                            await Client.Window.ShowMessage(MessageType.Error, e.ToString());
+                        }
+                    }
                 }
             }
         }
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/UpsilonLanguageServer.csproj b/UpsilonLanguageServer/UpsilonLanguageServer/UpsilonLanguageServer.csproj
index 082eb81..a157b76 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/UpsilonLanguageServer.csproj
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/UpsilonLanguageServer.csproj
@@ -10,6 +10,7 @@
       <PackageReference Include="Microsoft.Extensions.Logging" Version="2.1.1" />
       <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="1.1.0" />
       <PackageReference Include="Microsoft.Extensions.Logging.TraceSource" Version="2.1.1" />
+      <PackageReference Include="Mono.Cecil" Version="0.10.3" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json
index 68a2811..35b8cbe 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.deps.json
@@ -1,7 +1,7 @@
 {
   "runtimeTarget": {
     "name": ".NETCoreApp,Version=v2.1",
-    "signature": "581d4a2b95ddb38a06e4f4668085df59e24bb64d"
+    "signature": "92ceee375f8a26f5a48d4433636768b431365217"
   },
   "compilationOptions": {},
   "targets": {
@@ -12,6 +12,7 @@
           "Microsoft.Extensions.Logging": "2.1.1",
           "Microsoft.Extensions.Logging.Debug": "1.1.0",
           "Microsoft.Extensions.Logging.TraceSource": "2.1.1",
+          "Mono.Cecil": "0.10.3",
           "JsonRpc.DynamicProxy": "0.4.0.0",
           "LanguageServer.VsCode": "0.2.0.0",
           "Upsilon": "1.0.0.0"
@@ -172,6 +173,36 @@
           }
         }
       },
+      "Mono.Cecil/0.10.3": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO.FileSystem": "4.3.0",
+          "System.IO.FileSystem.Primitives": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Csp": "4.0.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtime": {
+          "lib/netstandard1.3/Mono.Cecil.Mdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Pdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Rocks.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          }
+        }
+      },
       "Newtonsoft.Json/10.0.2": {
         "dependencies": {
           "Microsoft.CSharp": "4.3.0",
@@ -187,11 +218,26 @@
           }
         }
       },
+      "runtime.native.System.Security.Cryptography/4.0.0": {},
       "System.Collections/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Collections.Concurrent/4.0.12": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Diagnostics.Tracing": "4.1.0",
+          "System.Globalization": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Collections.NonGeneric/4.3.0": {
         "dependencies": {
           "System.Diagnostics.Debug": "4.3.0",
@@ -249,6 +295,11 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Diagnostics.Tracing/4.1.0": {
+        "dependencies": {
+          "System.Runtime": "4.3.0"
+        }
+      },
       "System.Dynamic.Runtime/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -435,6 +486,14 @@
           "System.Runtime.Handles": "4.3.0"
         }
       },
+      "System.Runtime.Numerics/4.0.1": {
+        "dependencies": {
+          "System.Globalization": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0"
+        }
+      },
       "System.Runtime.Serialization.Formatters/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -450,6 +509,94 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Security.Cryptography.Algorithms/4.2.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Runtime.Numerics": "4.0.1",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Csp/4.0.0": {
+        "dependencies": {
+          "System.IO": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Encoding/4.0.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Collections.Concurrent": "4.0.12",
+          "System.Linq": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Primitives/4.0.0": {
+        "dependencies": {
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Globalization": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Text.Encoding/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
@@ -640,6 +787,13 @@
       "path": "microsoft.extensions.primitives/2.1.1",
       "hashPath": "microsoft.extensions.primitives.2.1.1.nupkg.sha512"
     },
+    "Mono.Cecil/0.10.3": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-RM04CLohPMOqmLjQFeqcNaWy4GVR/JyvaqjiUoFWWIcvVDX3KJ2oS+wfxyiDN0YvdAJD9GbAKF9Ms4nLhYzWkg==",
+      "path": "mono.cecil/0.10.3",
+      "hashPath": "mono.cecil.0.10.3.nupkg.sha512"
+    },
     "Newtonsoft.Json/10.0.2": {
       "type": "package",
       "serviceable": true,
@@ -647,6 +801,13 @@
       "path": "newtonsoft.json/10.0.2",
       "hashPath": "newtonsoft.json.10.0.2.nupkg.sha512"
     },
+    "runtime.native.System.Security.Cryptography/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2CQK0jmO6Eu7ZeMgD+LOFbNJSXHFVQbCJJkEyEwowh1SCgYnrn9W9RykMfpeeVGw7h4IBvYikzpGUlmZTUafJw==",
+      "path": "runtime.native.system.security.cryptography/4.0.0",
+      "hashPath": "runtime.native.system.security.cryptography.4.0.0.nupkg.sha512"
+    },
     "System.Collections/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -654,6 +815,13 @@
       "path": "system.collections/4.3.0",
       "hashPath": "system.collections.4.3.0.nupkg.sha512"
     },
+    "System.Collections.Concurrent/4.0.12": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2gBcbb3drMLgxlI0fBfxMA31ec6AEyYCHygGse4vxceJan8mRIWeKJ24BFzN7+bi/NFTgdIgufzb94LWO5EERQ==",
+      "path": "system.collections.concurrent/4.0.12",
+      "hashPath": "system.collections.concurrent.4.0.12.nupkg.sha512"
+    },
     "System.Collections.NonGeneric/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -696,6 +864,13 @@
       "path": "system.diagnostics.debug/4.3.0",
       "hashPath": "system.diagnostics.debug.4.3.0.nupkg.sha512"
     },
+    "System.Diagnostics.Tracing/4.1.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-vDN1PoMZCkkdNjvZLql592oYJZgS7URcJzJ7bxeBgGtx5UtR5leNm49VmfHGqIffX4FKacHbI3H6UyNSHQknBg==",
+      "path": "system.diagnostics.tracing/4.1.0",
+      "hashPath": "system.diagnostics.tracing.4.1.0.nupkg.sha512"
+    },
     "System.Dynamic.Runtime/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -857,6 +1032,13 @@
       "path": "system.runtime.interopservices/4.3.0",
       "hashPath": "system.runtime.interopservices.4.3.0.nupkg.sha512"
     },
+    "System.Runtime.Numerics/4.0.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-+XbKFuzdmLP3d1o9pdHu2nxjNr2OEPqGzKeegPLCUMM71a0t50A/rOcIRmGs9wR7a8KuHX6hYs/7/TymIGLNqg==",
+      "path": "system.runtime.numerics/4.0.1",
+      "hashPath": "system.runtime.numerics.4.0.1.nupkg.sha512"
+    },
     "System.Runtime.Serialization.Formatters/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -871,6 +1053,34 @@
       "path": "system.runtime.serialization.primitives/4.3.0",
       "hashPath": "system.runtime.serialization.primitives.4.3.0.nupkg.sha512"
     },
+    "System.Security.Cryptography.Algorithms/4.2.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-8JQFxbLVdrtIOKMDN38Fn0GWnqYZw/oMlwOUG/qz1jqChvyZlnUmu+0s7wLx7JYua/nAXoESpHA3iw11QFWhXg==",
+      "path": "system.security.cryptography.algorithms/4.2.0",
+      "hashPath": "system.security.cryptography.algorithms.4.2.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Csp/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-/i1Usuo4PgAqgbPNC0NjbO3jPW//BoBlTpcWFD1EHVbidH21y4c1ap5bbEMSGAXjAShhMH4abi/K8fILrnu4BQ==",
+      "path": "system.security.cryptography.csp/4.0.0",
+      "hashPath": "system.security.cryptography.csp.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Encoding/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-FbKgE5MbxSQMPcSVRgwM6bXN3GtyAh04NkV8E5zKCBE26X0vYW0UtTa2FIgkH33WVqBVxRgxljlVYumWtU+HcQ==",
+      "path": "system.security.cryptography.encoding/4.0.0",
+      "hashPath": "system.security.cryptography.encoding.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Primitives/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-Wkd7QryWYjkQclX0bngpntW5HSlMzeJU24UaLJQ7YTfI8ydAVAaU2J+HXLLABOVJlKTVvAeL0Aj39VeTe7L+oA==",
+      "path": "system.security.cryptography.primitives/4.0.0",
+      "hashPath": "system.security.cryptography.primitives.4.0.0.nupkg.sha512"
+    },
     "System.Text.Encoding/4.3.0": {
       "type": "package",
       "serviceable": true,
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll
index 38a631b..c620088 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll and b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.dll differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb
index 041c53e..ea53913 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb and b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json
index 68a2811..35b8cbe 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.deps.json
@@ -1,7 +1,7 @@
 {
   "runtimeTarget": {
     "name": ".NETCoreApp,Version=v2.1",
-    "signature": "581d4a2b95ddb38a06e4f4668085df59e24bb64d"
+    "signature": "92ceee375f8a26f5a48d4433636768b431365217"
   },
   "compilationOptions": {},
   "targets": {
@@ -12,6 +12,7 @@
           "Microsoft.Extensions.Logging": "2.1.1",
           "Microsoft.Extensions.Logging.Debug": "1.1.0",
           "Microsoft.Extensions.Logging.TraceSource": "2.1.1",
+          "Mono.Cecil": "0.10.3",
           "JsonRpc.DynamicProxy": "0.4.0.0",
           "LanguageServer.VsCode": "0.2.0.0",
           "Upsilon": "1.0.0.0"
@@ -172,6 +173,36 @@
           }
         }
       },
+      "Mono.Cecil/0.10.3": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO.FileSystem": "4.3.0",
+          "System.IO.FileSystem.Primitives": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Csp": "4.0.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtime": {
+          "lib/netstandard1.3/Mono.Cecil.Mdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Pdb.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.Rocks.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          },
+          "lib/netstandard1.3/Mono.Cecil.dll": {
+            "assemblyVersion": "0.10.3.0",
+            "fileVersion": "0.10.3.0"
+          }
+        }
+      },
       "Newtonsoft.Json/10.0.2": {
         "dependencies": {
           "Microsoft.CSharp": "4.3.0",
@@ -187,11 +218,26 @@
           }
         }
       },
+      "runtime.native.System.Security.Cryptography/4.0.0": {},
       "System.Collections/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Collections.Concurrent/4.0.12": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Diagnostics.Tracing": "4.1.0",
+          "System.Globalization": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Collections.NonGeneric/4.3.0": {
         "dependencies": {
           "System.Diagnostics.Debug": "4.3.0",
@@ -249,6 +295,11 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Diagnostics.Tracing/4.1.0": {
+        "dependencies": {
+          "System.Runtime": "4.3.0"
+        }
+      },
       "System.Dynamic.Runtime/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -435,6 +486,14 @@
           "System.Runtime.Handles": "4.3.0"
         }
       },
+      "System.Runtime.Numerics/4.0.1": {
+        "dependencies": {
+          "System.Globalization": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0"
+        }
+      },
       "System.Runtime.Serialization.Formatters/4.3.0": {
         "dependencies": {
           "System.Collections": "4.3.0",
@@ -450,6 +509,94 @@
           "System.Runtime": "4.3.0"
         }
       },
+      "System.Security.Cryptography.Algorithms/4.2.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Runtime.Numerics": "4.0.1",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Csp/4.0.0": {
+        "dependencies": {
+          "System.IO": "4.3.0",
+          "System.Reflection": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Encoding": "4.0.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "System.Threading": "4.3.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Encoding/4.0.0": {
+        "dependencies": {
+          "System.Collections": "4.3.0",
+          "System.Collections.Concurrent": "4.0.12",
+          "System.Linq": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Runtime.Extensions": "4.3.0",
+          "System.Runtime.Handles": "4.3.0",
+          "System.Runtime.InteropServices": "4.3.0",
+          "System.Security.Cryptography.Primitives": "4.0.0",
+          "System.Text.Encoding": "4.3.0",
+          "runtime.native.System.Security.Cryptography": "4.0.0"
+        },
+        "runtimeTargets": {
+          "runtime/unix/lib/_._": {
+            "rid": "unix",
+            "assetType": "runtime"
+          },
+          "runtime/win/lib/_._": {
+            "rid": "win",
+            "assetType": "runtime"
+          }
+        }
+      },
+      "System.Security.Cryptography.Primitives/4.0.0": {
+        "dependencies": {
+          "System.Diagnostics.Debug": "4.3.0",
+          "System.Globalization": "4.3.0",
+          "System.IO": "4.3.0",
+          "System.Resources.ResourceManager": "4.3.0",
+          "System.Runtime": "4.3.0",
+          "System.Threading": "4.3.0",
+          "System.Threading.Tasks": "4.3.0"
+        }
+      },
       "System.Text.Encoding/4.3.0": {
         "dependencies": {
           "System.Runtime": "4.3.0"
@@ -640,6 +787,13 @@
       "path": "microsoft.extensions.primitives/2.1.1",
       "hashPath": "microsoft.extensions.primitives.2.1.1.nupkg.sha512"
     },
+    "Mono.Cecil/0.10.3": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-RM04CLohPMOqmLjQFeqcNaWy4GVR/JyvaqjiUoFWWIcvVDX3KJ2oS+wfxyiDN0YvdAJD9GbAKF9Ms4nLhYzWkg==",
+      "path": "mono.cecil/0.10.3",
+      "hashPath": "mono.cecil.0.10.3.nupkg.sha512"
+    },
     "Newtonsoft.Json/10.0.2": {
       "type": "package",
       "serviceable": true,
@@ -647,6 +801,13 @@
       "path": "newtonsoft.json/10.0.2",
       "hashPath": "newtonsoft.json.10.0.2.nupkg.sha512"
     },
+    "runtime.native.System.Security.Cryptography/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2CQK0jmO6Eu7ZeMgD+LOFbNJSXHFVQbCJJkEyEwowh1SCgYnrn9W9RykMfpeeVGw7h4IBvYikzpGUlmZTUafJw==",
+      "path": "runtime.native.system.security.cryptography/4.0.0",
+      "hashPath": "runtime.native.system.security.cryptography.4.0.0.nupkg.sha512"
+    },
     "System.Collections/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -654,6 +815,13 @@
       "path": "system.collections/4.3.0",
       "hashPath": "system.collections.4.3.0.nupkg.sha512"
     },
+    "System.Collections.Concurrent/4.0.12": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-2gBcbb3drMLgxlI0fBfxMA31ec6AEyYCHygGse4vxceJan8mRIWeKJ24BFzN7+bi/NFTgdIgufzb94LWO5EERQ==",
+      "path": "system.collections.concurrent/4.0.12",
+      "hashPath": "system.collections.concurrent.4.0.12.nupkg.sha512"
+    },
     "System.Collections.NonGeneric/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -696,6 +864,13 @@
       "path": "system.diagnostics.debug/4.3.0",
       "hashPath": "system.diagnostics.debug.4.3.0.nupkg.sha512"
     },
+    "System.Diagnostics.Tracing/4.1.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-vDN1PoMZCkkdNjvZLql592oYJZgS7URcJzJ7bxeBgGtx5UtR5leNm49VmfHGqIffX4FKacHbI3H6UyNSHQknBg==",
+      "path": "system.diagnostics.tracing/4.1.0",
+      "hashPath": "system.diagnostics.tracing.4.1.0.nupkg.sha512"
+    },
     "System.Dynamic.Runtime/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -857,6 +1032,13 @@
       "path": "system.runtime.interopservices/4.3.0",
       "hashPath": "system.runtime.interopservices.4.3.0.nupkg.sha512"
     },
+    "System.Runtime.Numerics/4.0.1": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-+XbKFuzdmLP3d1o9pdHu2nxjNr2OEPqGzKeegPLCUMM71a0t50A/rOcIRmGs9wR7a8KuHX6hYs/7/TymIGLNqg==",
+      "path": "system.runtime.numerics/4.0.1",
+      "hashPath": "system.runtime.numerics.4.0.1.nupkg.sha512"
+    },
     "System.Runtime.Serialization.Formatters/4.3.0": {
       "type": "package",
       "serviceable": true,
@@ -871,6 +1053,34 @@
       "path": "system.runtime.serialization.primitives/4.3.0",
       "hashPath": "system.runtime.serialization.primitives.4.3.0.nupkg.sha512"
     },
+    "System.Security.Cryptography.Algorithms/4.2.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-8JQFxbLVdrtIOKMDN38Fn0GWnqYZw/oMlwOUG/qz1jqChvyZlnUmu+0s7wLx7JYua/nAXoESpHA3iw11QFWhXg==",
+      "path": "system.security.cryptography.algorithms/4.2.0",
+      "hashPath": "system.security.cryptography.algorithms.4.2.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Csp/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-/i1Usuo4PgAqgbPNC0NjbO3jPW//BoBlTpcWFD1EHVbidH21y4c1ap5bbEMSGAXjAShhMH4abi/K8fILrnu4BQ==",
+      "path": "system.security.cryptography.csp/4.0.0",
+      "hashPath": "system.security.cryptography.csp.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Encoding/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-FbKgE5MbxSQMPcSVRgwM6bXN3GtyAh04NkV8E5zKCBE26X0vYW0UtTa2FIgkH33WVqBVxRgxljlVYumWtU+HcQ==",
+      "path": "system.security.cryptography.encoding/4.0.0",
+      "hashPath": "system.security.cryptography.encoding.4.0.0.nupkg.sha512"
+    },
+    "System.Security.Cryptography.Primitives/4.0.0": {
+      "type": "package",
+      "serviceable": true,
+      "sha512": "sha512-Wkd7QryWYjkQclX0bngpntW5HSlMzeJU24UaLJQ7YTfI8ydAVAaU2J+HXLLABOVJlKTVvAeL0Aj39VeTe7L+oA==",
+      "path": "system.security.cryptography.primitives/4.0.0",
+      "hashPath": "system.security.cryptography.primitives.4.0.0.nupkg.sha512"
+    },
     "System.Text.Encoding/4.3.0": {
       "type": "package",
       "serviceable": true,
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll
index 38a631b..c620088 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll and b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.dll differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb
index 041c53e..ea53913 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb and b/UpsilonLanguageServer/UpsilonLanguageServer/bin/Debug/netcoreapp2.1/publish/UpsilonLanguageServer.pdb differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache
index 4421101..c4b711f 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache and b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.assets.cache differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache
index 93ee1f1..1996951 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csproj.CoreCompileInputs.cache
@@ -1 +1 @@
-dfd841cbdbe699ed8da902019778b8c68f754a8a
+aeafb960c72baf6e102d3c430ef7f3cff667f2e4
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache
index 35b7c3f..9ea9060 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache and b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.csprojAssemblyReference.cache differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll
index 38a631b..c620088 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll and b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.dll differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb
index 041c53e..ea53913 100644
Binary files a/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb and b/UpsilonLanguageServer/UpsilonLanguageServer/obj/Debug/netcoreapp2.1/UpsilonLanguageServer.pdb differ
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache b/UpsilonLanguageServer/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache
index 9c92c2d..1119274 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/obj/UpsilonLanguageServer.csproj.nuget.cache
@@ -1,5 +1,5 @@
 {
   "version": 1,
-  "dgSpecHash": "wvg+haPUeoyU5wLEdv8nuTtBsg7k8rJ4Z4nAbnjhK0DSVlOyDWDpoMBVt7p4i2aEErbzAVjTDtfc+Ri33eYXMA==",
+  "dgSpecHash": "zNBKOB8ca0FfTGeECpPJJ5rYflCBnCb4AY8uf5XwT2g86qoAeD3vUD2Q1Eo3WdF57bGP5QkJwUzC7gj4/yD4pg==",
   "success": true
 }
\ No newline at end of file
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.assets.json b/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.assets.json
index 18311f7..e6d7a8f 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.assets.json
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.assets.json
@@ -365,6 +365,31 @@
           "lib/netstandard1.0/_._": {}
         }
       },
+      "Mono.Cecil/0.10.3": {
+        "type": "package",
+        "dependencies": {
+          "System.Collections": "4.0.11",
+          "System.IO.FileSystem": "4.0.1",
+          "System.IO.FileSystem.Primitives": "4.0.1",
+          "System.Reflection": "4.1.0",
+          "System.Runtime.Extensions": "4.1.0",
+          "System.Security.Cryptography.Algorithms": "4.2.0",
+          "System.Security.Cryptography.Csp": "4.0.0",
+          "System.Threading": "4.0.11"
+        },
+        "compile": {
+          "lib/netstandard1.3/Mono.Cecil.Mdb.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.Pdb.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.Rocks.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.dll": {}
+        },
+        "runtime": {
+          "lib/netstandard1.3/Mono.Cecil.Mdb.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.Pdb.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.Rocks.dll": {},
+          "lib/netstandard1.3/Mono.Cecil.dll": {}
+        }
+      },
       "NETStandard.Library/2.0.3": {
         "type": "package",
         "dependencies": {
@@ -397,6 +422,19 @@
           "lib/netstandard1.3/Newtonsoft.Json.dll": {}
         }
       },
+      "runtime.native.System.Security.Cryptography/4.0.0": {
+        "type": "package",
+        "dependencies": {
+          "Microsoft.NETCore.Platforms": "1.0.1",
+          "Microsoft.NETCore.Targets": "1.0.1"
+        },
+        "compile": {
+          "lib/netstandard1.0/_._": {}
+        },
+        "runtime": {
+          "lib/netstandard1.0/_._": {}
+        }
+      },
       "System.Collections/4.3.0": {
         "type": "package",
         "dependencies": {
@@ -404,8 +442,29 @@
           "Microsoft.NETCore.Targets": "1.1.0",
           "System.Runtime": "4.3.0"
         },
+        "compile": {
+          "ref/netstandard1.3/System.Collections.dll": {}
+        }
+      },
+      "System.Collections.Concurrent/4.0.12": {
+        "type": "package",
+        "dependencies": {
+          "System.Collections": "4.0.11",
+          "System.Diagnostics.Debug": "4.0.11",
+          "System.Diagnostics.Tracing": "4.1.0",
+          "System.Globalization": "4.0.11",
+          "System.Reflection": "4.1.0",
+          "System.Resources.ResourceManager": "4.0.1",
+          "System.Runtime": "4.1.0",
+          "System.Runtime.Extensions": "4.1.0",
+          "System.Threading": "4.0.11",
+          "System.Threading.Tasks": "4.0.11"
+        },
         "compile": {
           "ref/netstandard1.3/_._": {}
+        },
+        "runtime": {
+          "lib/netstandard1.3/System.Collections.Concurrent.dll": {}
         }
       },
       "System.Collections.NonGeneric/4.3.0": {
@@ -506,6 +565,17 @@
           "ref/netstandard1.3/_._": {}
         }
       },
+      "System.Diagnostics.Tracing/4.1.0": {
+        "type": "package",
+        "dependencies": {
+          "Microsoft.NETCore.Platforms": "1.0.1",
+          "Microsoft.NETCore.Targets": "1.0.1",
+          "System.Runtime": "4.1.0"
+        },
+        "compile": {
+          "ref/netstandard1.5/_._": {}
+        }
+      },
       "System.Dynamic.Runtime/4.3.0": {
         "type": "package",
         "dependencies": {
@@ -592,7 +662,7 @@
           "System.Threading.Tasks": "4.3.0"
         },
         "compile": {
-          "ref/netstandard1.3/_._": {}
+          "ref/netstandard1.3/System.IO.FileSystem.dll": {}
         }
       },
       "System.IO.FileSystem.Primitives/4.3.0": {
@@ -601,7 +671,7 @@
           "System.Runtime": "4.3.0"
         },
         "compile": {
-          "ref/netstandard1.3/_._": {}
+          "ref/netstandard1.3/System.IO.FileSystem.Primitives.dll": {}
         },
         "runtime": {
           "lib/netstandard1.3/System.IO.FileSystem.Primitives.dll": {}
@@ -810,7 +880,7 @@
           "System.Runtime": "4.3.0"
         },
         "compile": {
-          "ref/netstandard1.5/_._": {}
+          "ref/netstandard1.5/System.Runtime.Extensions.dll": {}
         }
       },
       "System.Runtime.Handles/4.3.0": {
@@ -821,7 +891,7 @@
           "System.Runtime": "4.3.0"
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+        "lib/xamarinios10/_._",
+        "lib/xamarinmac20/_._",
+        "lib/xamarintvos10/_._",
+        "lib/xamarinwatchos10/_._",
+        "ref/MonoAndroid10/_._",
+        "ref/MonoTouch10/_._",
+        "ref/net46/System.Security.Cryptography.Algorithms.dll",
+        "ref/net461/System.Security.Cryptography.Algorithms.dll",
+        "ref/net463/System.Security.Cryptography.Algorithms.dll",
+        "ref/netstandard1.3/System.Security.Cryptography.Algorithms.dll",
+        "ref/netstandard1.4/System.Security.Cryptography.Algorithms.dll",
+        "ref/netstandard1.6/System.Security.Cryptography.Algorithms.dll",
+        "ref/xamarinios10/_._",
+        "ref/xamarinmac20/_._",
+        "ref/xamarintvos10/_._",
+        "ref/xamarinwatchos10/_._",
+        "runtimes/unix/lib/netstandard1.6/System.Security.Cryptography.Algorithms.dll",
+        "runtimes/win/lib/net46/System.Security.Cryptography.Algorithms.dll",
+        "runtimes/win/lib/net461/System.Security.Cryptography.Algorithms.dll",
+        "runtimes/win/lib/net463/System.Security.Cryptography.Algorithms.dll",
+        "runtimes/win/lib/netcore50/System.Security.Cryptography.Algorithms.dll",
+        "runtimes/win/lib/netstandard1.6/System.Security.Cryptography.Algorithms.dll",
+        "system.security.cryptography.algorithms.4.2.0.nupkg.sha512",
+        "system.security.cryptography.algorithms.nuspec"
+      ]
+    },
+    "System.Security.Cryptography.Csp/4.0.0": {
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+      "type": "package",
+      "path": "system.security.cryptography.csp/4.0.0",
+      "files": [
+        ".nupkg.metadata",
+        "ThirdPartyNotices.txt",
+        "dotnet_library_license.txt",
+        "lib/MonoAndroid10/_._",
+        "lib/MonoTouch10/_._",
+        "lib/net46/System.Security.Cryptography.Csp.dll",
+        "lib/xamarinios10/_._",
+        "lib/xamarinmac20/_._",
+        "lib/xamarintvos10/_._",
+        "lib/xamarinwatchos10/_._",
+        "ref/MonoAndroid10/_._",
+        "ref/MonoTouch10/_._",
+        "ref/net46/System.Security.Cryptography.Csp.dll",
+        "ref/netstandard1.3/System.Security.Cryptography.Csp.dll",
+        "ref/xamarinios10/_._",
+        "ref/xamarinmac20/_._",
+        "ref/xamarintvos10/_._",
+        "ref/xamarinwatchos10/_._",
+        "runtimes/unix/lib/netstandard1.3/System.Security.Cryptography.Csp.dll",
+        "runtimes/win/lib/net46/System.Security.Cryptography.Csp.dll",
+        "runtimes/win/lib/netcore50/_._",
+        "runtimes/win/lib/netstandard1.3/System.Security.Cryptography.Csp.dll",
+        "system.security.cryptography.csp.4.0.0.nupkg.sha512",
+        "system.security.cryptography.csp.nuspec"
+      ]
+    },
+    "System.Security.Cryptography.Encoding/4.0.0": {
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+      "type": "package",
+      "path": "system.security.cryptography.encoding/4.0.0",
+      "files": [
+        ".nupkg.metadata",
+        "ThirdPartyNotices.txt",
+        "dotnet_library_license.txt",
+        "lib/MonoAndroid10/_._",
+        "lib/MonoTouch10/_._",
+        "lib/net46/System.Security.Cryptography.Encoding.dll",
+        "lib/xamarinios10/_._",
+        "lib/xamarinmac20/_._",
+        "lib/xamarintvos10/_._",
+        "lib/xamarinwatchos10/_._",
+        "ref/MonoAndroid10/_._",
+        "ref/MonoTouch10/_._",
+        "ref/net46/System.Security.Cryptography.Encoding.dll",
+        "ref/netstandard1.3/System.Security.Cryptography.Encoding.dll",
+        "ref/netstandard1.3/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/de/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/es/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/fr/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/it/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/ja/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/ko/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/ru/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/zh-hans/System.Security.Cryptography.Encoding.xml",
+        "ref/netstandard1.3/zh-hant/System.Security.Cryptography.Encoding.xml",
+        "ref/xamarinios10/_._",
+        "ref/xamarinmac20/_._",
+        "ref/xamarintvos10/_._",
+        "ref/xamarinwatchos10/_._",
+        "runtimes/unix/lib/netstandard1.3/System.Security.Cryptography.Encoding.dll",
+        "runtimes/win/lib/net46/System.Security.Cryptography.Encoding.dll",
+        "runtimes/win/lib/netstandard1.3/System.Security.Cryptography.Encoding.dll",
+        "system.security.cryptography.encoding.4.0.0.nupkg.sha512",
+        "system.security.cryptography.encoding.nuspec"
+      ]
+    },
+    "System.Security.Cryptography.Primitives/4.0.0": {
+      "sha512": "Wkd7QryWYjkQclX0bngpntW5HSlMzeJU24UaLJQ7YTfI8ydAVAaU2J+HXLLABOVJlKTVvAeL0Aj39VeTe7L+oA==",
+      "type": "package",
+      "path": "system.security.cryptography.primitives/4.0.0",
+      "files": [
+        ".nupkg.metadata",
+        "ThirdPartyNotices.txt",
+        "dotnet_library_license.txt",
+        "lib/MonoAndroid10/_._",
+        "lib/MonoTouch10/_._",
+        "lib/net46/System.Security.Cryptography.Primitives.dll",
+        "lib/netstandard1.3/System.Security.Cryptography.Primitives.dll",
+        "lib/xamarinios10/_._",
+        "lib/xamarinmac20/_._",
+        "lib/xamarintvos10/_._",
+        "lib/xamarinwatchos10/_._",
+        "ref/MonoAndroid10/_._",
+        "ref/MonoTouch10/_._",
+        "ref/net46/System.Security.Cryptography.Primitives.dll",
+        "ref/netstandard1.3/System.Security.Cryptography.Primitives.dll",
+        "ref/xamarinios10/_._",
+        "ref/xamarinmac20/_._",
+        "ref/xamarintvos10/_._",
+        "ref/xamarinwatchos10/_._",
+        "system.security.cryptography.primitives.4.0.0.nupkg.sha512",
+        "system.security.cryptography.primitives.nuspec"
+      ]
+    },
     "System.Text.Encoding/4.3.0": {
       "sha512": "BiIg+KWaSDOITze6jGQynxg64naAPtqGHBwDrLaCtixsa5bKiR8dpPOHA7ge3C0JJQizJE+sfkz1wV+BAKAYZw==",
       "type": "package",
@@ -3976,7 +4557,8 @@
       "Microsoft.Extensions.Logging >= 2.1.1",
       "Microsoft.Extensions.Logging.Debug >= 1.1.0",
       "Microsoft.Extensions.Logging.TraceSource >= 2.1.1",
-      "Microsoft.NETCore.App >= 2.1.0"
+      "Microsoft.NETCore.App >= 2.1.0",
+      "Mono.Cecil >= 0.10.3"
     ]
   },
   "packageFolders": {
@@ -4038,6 +4620,10 @@
             "target": "Package",
             "version": "[2.1.0, )",
             "autoReferenced": true
+          },
+          "Mono.Cecil": {
+            "target": "Package",
+            "version": "[0.10.3, )"
           }
         },
         "imports": [
diff --git a/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.packagespec.json b/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.packagespec.json
index 71cc37c..c59fd25 100644
--- a/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.packagespec.json
+++ b/UpsilonLanguageServer/UpsilonLanguageServer/obj/project.packagespec.json
@@ -47,6 +47,10 @@
           "target": "Package",
           "version": "[2.1.0, )",
           "autoReferenced": true
+        },
+        "Mono.Cecil": {
+          "target": "Package",
+          "version": "[0.10.3, )"
         }
       },
       "imports": [