Initial support for reading references from .dll libraries instead of pre-extracted .json files

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,

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" />

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))

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; }
+            }
+        }
+
+    }
+}

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());
+                        }
+                    }
                 }
             }
         }

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>

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,

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",
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@@ -1547,6 +1742,29 @@
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+        ".signature.p7s",
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+        "lib/net40/Mono.Cecil.dll",
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+        "lib/netstandard1.3/Mono.Cecil.dll",
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@@ -1703,6 +1921,19 @@
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+            "version": "[0.10.3, )"
           }
         },
         "imports": [

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": [