Adds support for astypedef files, so we can register the interface as application interface, even when it uses functions that are not supported by angelscript itself.

2021-10-23 14:03:31 +02:00 · 2021-10-23 14:03:31 +02:00 · 220c6d0080
parent fac54acbc9
commit 220c6d0080
16 changed files with 7372 additions and 177 deletions
--- a/astypedef-configuration.json
+++ b/astypedef-configuration.json
@ -0,0 +1,48 @@
+{
+	"brackets": [
+		[
+			"(",
+			")"
+		],
+		[
+			"[",
+			"]"
+		],
+		[
+			"{",
+			"}"
+		]
+	],
+	"autoClosingPairs": [
+		[
+			"(",
+			")"
+		],
+		[
+			"[",
+			"]"
+		],
+		[
+			"{",
+			"}"
+		]
+	],
+	"surroundingPairs": [
+		[
+			"(",
+			")"
+		],
+		[
+			"[",
+			"]"
+		],
+		[
+			"{",
+			"}"
+		]
+	],
+	"indentationRules": {
+		"increaseIndentPattern": "^((?!\\/\\/).)*(\\{[^}\"'`]*|\\([^)\"'`]*|\\[[^\\]\"'`]*)$",
+		"decreaseIndentPattern": "^((?!.*?\\/\\*).*\\*/)?\\s*[\\)\\}\\]].*$"
+	}
+}
--- a/client/src/extension.ts
+++ b/client/src/extension.ts
@ -37,7 +37,10 @@ export function activate(context: ExtensionContext) {

 	// Options to control the language client
 	let clientOptions: LanguageClientOptions = {
-		documentSelector: [{ scheme: 'file', language: 'Angelscript' }],
+		documentSelector: [
+			{ scheme: 'file', language: 'Angelscript' },
+			{ scheme: 'file', language: 'AngelscriptTypeDefinition' }
+		],
 		synchronize: {
 			fileEvents: workspace.createFileSystemWatcher('**/.clientrc'),
 		}
--- a/package.json
+++ b/package.json
@ -4,7 +4,7 @@
 	"author": "Deukhoofd",
 	"publisher": "Deukhoofd",
 	"license": "MIT",
-	"version": "1.0.1",
+	"version": "1.1.0",
 	"repository": {
 		"type": "git",
 		"url": "https://git.p-epsilon.com/Deukhoofd/AngelscriptLanguageServer"
@ -17,7 +17,8 @@
 		"vscode": "^1.43.0"
 	},
 	"activationEvents": [
-		"onLanguage:Angelscript"
+		"onLanguage:Angelscript",
+		"onLanguage:AngelscriptTypeDefinition"
 	],
 	"main": "./client/out/extension",
 	"contributes": {
@ -45,6 +46,13 @@
 					"*.as"
 				],
 				"configuration": "./language-configuration.json"
+			},
+			{
+				"id": "AngelscriptTypeDefinition",
+				"filenamePatterns": [
+					"*.astypedef"
+				],
+				"configuration": "./astypedef-configuration.json"
 			}
 		],
 		"grammars": [
@ -52,6 +60,11 @@
 				"language": "Angelscript",
 				"scopeName": "source.angelscript",
 				"path": "./syntaxes/as.tmGrammar"
+			},
+			{
+				"language": "AngelscriptTypeDefinition",
+				"scopeName": "source.angelscript",
+				"path": "./syntaxes/astypedef.tmGrammar"
 			}
 		]
 	},
--- a/server/src/CMakeLists.txt
+++ b/server/src/CMakeLists.txt
@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.17)
 cmake_policy(SET CMP0042 NEW)
 project(aslsp-native)

+option(BUILD_TESTS "Whether or not to build the test executable" ON)
 set (CMAKE_CXX_STANDARD 20)
 set(BUILD_SHARED_LIBS OFF)

@ -24,4 +25,13 @@ string(REPLACE "\"" "" NODE_ADDON_API_DIR ${NODE_ADDON_API_DIR})
 target_include_directories(${PROJECT_NAME} PRIVATE ${NODE_ADDON_API_DIR})

 # define NPI_VERSION
-add_definitions(-DNAPI_VERSION=6)
+add_definitions(-DNAPI_VERSION=6)
+
+if (BUILD_TESTS)
+    file(GLOB_RECURSE TEST_FILES "tests/*.cpp" "tests/*.hpp" "extern/doctest.hpp")
+    add_executable(aslsp-test ${TEST_FILES} ${SOURCE_FILES} ${AS_FILES})
+    target_link_libraries(aslsp-test -lpthread)
+    target_compile_definitions(aslsp-test PRIVATE TESTS_BUILD)
+endif(BUILD_TESTS)
+
+ADD_DEFINITIONS(-D AS_USE_ACCESSORS=1)
--- a/server/src/angelscript/include/angelscript.h
+++ b/server/src/angelscript/include/angelscript.h
@ -222,13 +222,13 @@ enum asEObjTypeFlags
 enum asEBehaviours
 {
 	// Value object memory management
-	asBEHAVE_CONSTRUCT,
-	asBEHAVE_LIST_CONSTRUCT,
-	asBEHAVE_DESTRUCT,
+	asBEHAVE_CONSTRUCT = 0,
+	asBEHAVE_LIST_CONSTRUCT = 1,
+	asBEHAVE_DESTRUCT = 2,

 	// Reference object memory management
-	asBEHAVE_FACTORY,
-	asBEHAVE_LIST_FACTORY,
+	asBEHAVE_FACTORY = 3,
+	asBEHAVE_LIST_FACTORY = 4,
 	asBEHAVE_ADDREF,
 	asBEHAVE_RELEASE,
 	asBEHAVE_GET_WEAKREF_FLAG,
--- a/server/src/extern/doctest.hpp
+++ b/server/src/extern/doctest.hpp
--- a/server/src/server.ts
+++ b/server/src/server.ts
@ -3,20 +3,20 @@
 * Licensed under the MIT License. See License.txt in the project root for license information.
 * ------------------------------------------------------------------------------------------ */
 import {
-	createConnection,
-	TextDocuments,
-	Diagnostic,
-	DiagnosticSeverity,
-	ProposedFeatures,
-	InitializeParams,
-	DidChangeConfigurationNotification,
-	TextDocumentSyncKind,
-	InitializeResult,
-	Position,
+    createConnection,
+    TextDocuments,
+    Diagnostic,
+    DiagnosticSeverity,
+    ProposedFeatures,
+    InitializeParams,
+    DidChangeConfigurationNotification,
+    TextDocumentSyncKind,
+    InitializeResult,
+    Position,
 } from 'vscode-languageserver';

 import {
-	TextDocument
+    TextDocument
 } from 'vscode-languageserver-textdocument';

 import * as NativeWrapper from './wrapper'
@ -47,74 +47,77 @@ let hasWorkspaceFolderCapability: boolean = false;
 let hasDiagnosticRelatedInformationCapability: boolean = false;

 function registerFiles(directoryName: string) {
-	let files = fs.readdirSync(directoryName);
-	files.forEach(function (file) {
-		let f = fs.statSync(directoryName + path.sep + file);
-		if (f.isDirectory()) {
-			registerFiles(directoryName + path.sep + file)
-		} else {
-			if (path.extname(file) == ".as") {
-				const filepath = directoryName + path.sep + file;
-				var uri = "file://" + filepath;
-				if (!allFiles.get(uri)) {
-					let td = TextDocument.create(uri, "Angelscript", 0, fs.readFileSync(filepath, 'utf8'));
-					allFiles.set(uri, td);
-				}
-			}
-		}
-	})
+    let files = fs.readdirSync(directoryName);
+    files.forEach(function (file) {
+        let f = fs.statSync(directoryName + path.sep + file);
+        if (f.isDirectory()) {
+            registerFiles(directoryName + path.sep + file)
+        } else {
+            if (path.extname(file) == ".as" || path.extname(file) == ".astypedef") {
+                const filepath = directoryName + path.sep + file;
+                var uri = "file://" + filepath;
+                if (!allFiles.get(uri)) {
+                    let td = TextDocument.create(uri, "Angelscript", 0, fs.readFileSync(filepath, 'utf8'));
+                    allFiles.set(uri, td);
+                }
+            }
+        }
+    })
 }

 connection.onInitialize((params: InitializeParams) => {
-	let capabilities = params.capabilities;
+    let capabilities = params.capabilities;

-	hasConfigurationCapability = !!(
-		capabilities.workspace && !!capabilities.workspace.configuration
-	);
-	hasWorkspaceFolderCapability = !!(
-		capabilities.workspace && !!capabilities.workspace.workspaceFolders
-	);
-	hasDiagnosticRelatedInformationCapability = !!(
-		capabilities.textDocument &&
-		capabilities.textDocument.publishDiagnostics &&
-		capabilities.textDocument.publishDiagnostics.relatedInformation
-	);
+    hasConfigurationCapability = !!(
+        capabilities.workspace && !!capabilities.workspace.configuration
+    );
+    hasWorkspaceFolderCapability = !!(
+        capabilities.workspace && !!capabilities.workspace.workspaceFolders
+    );
+    hasDiagnosticRelatedInformationCapability = !!(
+        capabilities.textDocument &&
+        capabilities.textDocument.publishDiagnostics &&
+        capabilities.textDocument.publishDiagnostics.relatedInformation
+    );

-	const result: InitializeResult = {
-		capabilities: {
-			textDocumentSync: TextDocumentSyncKind.Incremental,
-		}
-	};
-	if (hasWorkspaceFolderCapability) {
-		result.capabilities.workspace = {
-			workspaceFolders: {
-				supported: true
-			}
-		};
-	}
-	return result;
+    const result: InitializeResult = {
+        capabilities: {
+            textDocumentSync: TextDocumentSyncKind.Incremental,
+        }
+    };
+    if (hasWorkspaceFolderCapability) {
+        result.capabilities.workspace = {
+            workspaceFolders: {
+                supported: true
+            }
+        };
+    }
+    return result;
 });

-connection.onInitialized(() => {
-	if (hasConfigurationCapability) {
-		// Register for all configuration changes.
-		connection.client.register(DidChangeConfigurationNotification.type, undefined);
-	}
-	if (hasWorkspaceFolderCapability) {
-		connection.workspace.
-			connection.workspace.onDidChangeWorkspaceFolders(_event => {
-				connection.console.log('Workspace folder change event received.');
-			});
-	}
+let isInitialized =false;

-	connection.workspace.getWorkspaceFolders().then((ws) => {
-		ws?.forEach(element => {
-			registerFiles(element.uri.substr(7))
-		});
-		database.reset();
-		allFiles.forEach(loadScript);
-		validateBuild();
-	})
+connection.onInitialized(() => {
+    if (hasConfigurationCapability) {
+        // Register for all configuration changes.
+        connection.client.register(DidChangeConfigurationNotification.type, undefined);
+    }
+    if (hasWorkspaceFolderCapability) {
+        connection.workspace.connection.workspace.onDidChangeWorkspaceFolders(_event => {
+            connection.console.log('Workspace folder change event received.');
+        });
+    }
+
+    connection.workspace.getWorkspaceFolders().then((ws) => {
+        ws?.forEach(element => {
+            registerFiles(element.uri.substr(7))
+        });
+        database.reset();
+        allFiles.forEach(loadScript);
+        validateBuild().then(() => {
+            isInitialized = true;
+        });
+    })
 });


@ -124,111 +127,117 @@ connection.onDidChangeConfiguration(change => {
 // The content of a text document has changed. This event is emitted
 // when the text document first opened or when its content has changed.
 documents.onDidChangeContent(change => {
-	if (change.document.languageId != "Angelscript")
-		return;
-	var current = allFiles.get(change.document.uri);
-	if (current != null && current != change.document){
-		if (current.version == 0){
-			allFiles.set(change.document.uri, change.document);
-			return;
-		}
-	}
-	else if (current == null){
-		allFiles.set(change.document.uri, change.document);
-	}
+    if (!isInitialized){
+        return;
+    }
+    if (change.document.languageId != "Angelscript" && change.document.languageId != "AngelscriptTypeDefinition")
+        return;
+    var current = allFiles.get(change.document.uri);
+    if (current != null && current != change.document) {
+        if (current.version == 0) {
+            allFiles.set(change.document.uri, change.document);
+            return;
+        }
+    } else if (current == null) {
+        allFiles.set(change.document.uri, change.document);
+    }

-	database.reset();
-	allFiles.forEach(loadScript);
-	validateBuild();
+    database.reset();
+    allFiles.forEach(loadScript);
+    validateBuild();
 });

 function convertSeverity(type: NativeWrapper.MessageType): DiagnosticSeverity {
-	switch (type) {
-		case NativeWrapper.MessageType.Information:
-			return DiagnosticSeverity.Information;
-		case NativeWrapper.MessageType.Warning:
-			return DiagnosticSeverity.Warning;
-		case NativeWrapper.MessageType.Error:
-			return DiagnosticSeverity.Error;
-	}
+    switch (type) {
+        case NativeWrapper.MessageType.Information:
+            return DiagnosticSeverity.Information;
+        case NativeWrapper.MessageType.Warning:
+            return DiagnosticSeverity.Warning;
+        case NativeWrapper.MessageType.Error:
+            return DiagnosticSeverity.Error;
+    }
 }

 function loadScript(textDocument: TextDocument): void {
-	if (textDocument.languageId != "Angelscript")
-		return;
-	if (!fs.existsSync(textDocument.uri.substr(7))){
-		allFiles.delete(textDocument.uri);
-		return;
-	}
-	let text = textDocument.getText();
-	database.loadScript(textDocument.uri, text);
+    if (textDocument.languageId != "Angelscript" && textDocument.languageId != "AngelscriptTypeDefinition")
+        return;
+    if (!fs.existsSync(textDocument.uri.substr(7))) {
+        allFiles.delete(textDocument.uri);
+        return;
+    }
+    let text = textDocument.getText();
+    if (path.extname(textDocument.uri) == ".astypedef") {
+        database.loadTypeDef(textDocument.uri, text);
+    } else {
+        database.loadScript(textDocument.uri, text);
+    }
 }

 async function validateBuild(): Promise<void> {
-	var r = database.build();
-	if (r < -1) {
-		console.log(r.toString());
-	}
-	console.log("Building");
+    console.log("Building");
+    var r = database.build();
+    if (r <= -1) {
+        console.log(r.toString());
+    }

-	var messages = database.messages();
-	let diagnostics: Map<string, Diagnostic[]> = new Map<string, Diagnostic[]>();
+    var messages = database.messages();
+    let diagnostics: Map<string, Diagnostic[]> = new Map<string, Diagnostic[]>();

-	for (let i = 0; i < messages.length; i++) {
-		let msg = messages[i];
-		if (msg.type == NativeWrapper.MessageType.Information)
-			continue;
-		if (msg.section == ""){
-			if (msg.type == NativeWrapper.MessageType.Error){
-				connection.window.showErrorMessage(msg.message);
-			}
-			else if (msg.type == NativeWrapper.MessageType.Warning){
-				connection.window.showWarningMessage(msg.message);
-			}
-			continue;
-		}
-		let startPos = Position.create(msg.row - 1, msg.col - 1);
-		if (startPos.line < 0) startPos.line = 0;
-		if (startPos.character < 0) startPos.character = 0;
-		let textDocument = documents.get(msg.section);
-		if (textDocument == undefined)
-			continue;
-		let offset = textDocument.offsetAt(startPos);
-		let diagnostic: Diagnostic = {
-			severity: convertSeverity(msg.type),
-			range: {
-				start: startPos,
-				end: textDocument.positionAt(offset + 1)
-			},
-			message: msg.message,
-			source: 'Angelscript'
-		};
-		if (msg.type == NativeWrapper.MessageType.Error){
-			connection.console.error(`[${msg.section}:${msg.row - 1},${msg.col - 1}] ${msg.message}`)
-		}
+    for (let i = 0; i < messages.length; i++) {
+        let msg = messages[i];
+        if (msg.type == NativeWrapper.MessageType.Information)
+            continue;
+        console.log('[ ' + msg.section + ' ] ' + msg.message);
+        if (msg.section == "") {
+            if (msg.type == NativeWrapper.MessageType.Error) {
+                connection.window.showErrorMessage(msg.message);
+            } else if (msg.type == NativeWrapper.MessageType.Warning) {
+                connection.window.showWarningMessage(msg.message);
+            }
+            continue;
+        }
+        let startPos = Position.create(msg.row - 1, msg.col - 1);
+        if (startPos.line < 0) startPos.line = 0;
+        if (startPos.character < 0) startPos.character = 0;
+        let textDocument = documents.get(msg.section);
+        if (textDocument == undefined)
+            continue;
+        let offset = textDocument.offsetAt(startPos);
+        let diagnostic: Diagnostic = {
+            severity: convertSeverity(msg.type),
+            range: {
+                start: startPos,
+                end: textDocument.positionAt(offset + 1)
+            },
+            message: msg.message,
+            source: 'Angelscript'
+        };
+        if (msg.type == NativeWrapper.MessageType.Error) {
+            connection.console.error(`[${msg.section}:${msg.row - 1},${msg.col - 1}] ${msg.message}`)
+        }

-		var diag = diagnostics.get(msg.section);
-		if (diag) {
-			diag.push(diagnostic)
-		}
-		else {
-			diagnostics.set(msg.section, [diagnostic]);
-		}
-	}
+        var diag = diagnostics.get(msg.section);
+        if (diag) {
+            diag.push(diagnostic)
+        } else {
+            diagnostics.set(msg.section, [diagnostic]);
+        }
+    }

-	documents.all().forEach(element => {
-		let v = diagnostics.get(element.uri);
-		if (v)
-			connection.sendDiagnostics({ uri: element.uri, diagnostics: v });
-		else
-			connection.sendDiagnostics({ uri: element.uri, diagnostics: [] });
-	});
-	// Send the computed diagnostics to VSCode.
+    documents.all().forEach(element => {
+        let v = diagnostics.get(element.uri);
+        if (v)
+            connection.sendDiagnostics({uri: element.uri, diagnostics: v});
+        else
+            connection.sendDiagnostics({uri: element.uri, diagnostics: []});
+    });
+    console.log("Finished building");
+    // Send the computed diagnostics to VSCode.
 }

 connection.onDidChangeWatchedFiles(_change => {
-	// Monitored files have change in VSCode
-	connection.console.log('We received an file change event');
+    // Monitored files have change in VSCode
+    connection.console.log('We received an file change event');
 });

 // Make the text document manager listen on the connection
--- a/server/src/src/ASTypeDefParser/Parser.cpp
+++ b/server/src/src/ASTypeDefParser/Parser.cpp
@ -0,0 +1,215 @@
+#include "Parser.hpp"
+#include <iostream>
+#include <regex>
+#include <unordered_set>
+#include "TypeDefResult.hpp"
+#include "angelscript.h"
+
+namespace ASTypeDefParser {
+    std::string trim(const std::string& str) {
+        size_t first = str.find_first_not_of(" \r\n\t");
+        if (std::string::npos == first) {
+            return str;
+        }
+        size_t last = str.find_last_not_of(" \r\n\t");
+        return str.substr(first, (last - first + 1));
+    }
+
+    static std::string ReadUpTo(const std::string& data, size_t& index, const std::unordered_set<char>& chars,
+                                char& lastChar) {
+        std::stringstream s;
+        while (index < data.size()) {
+            lastChar = data.at(index);
+            if (lastChar == ' ' || lastChar == '\t' || lastChar == '\n' || lastChar == '\r') {
+                index++;
+                continue;
+            } else {
+                break;
+            }
+        }
+        while (index < data.size()) {
+            lastChar = data.at(index);
+            if (chars.contains(lastChar)) {
+                break;
+            }
+            s << lastChar;
+            index++;
+        }
+        return s.str();
+    }
+
+#define Assert(expression)                                                                                             \
+    if (!(expression)) {                                                                                               \
+        throw std::logic_error("Failed assertion: " #expression);                                                      \
+    }
+
+    std::regex templateTypeCleaner("class ");
+    std::regex propertyCleaner(R"((.*?)\s*(\w+)\s*\{\s*(get)?\s*(const)?;*\s*(set)?\s*(const)?;*\s*\})");
+
+    static void ParseType(const std::string& type, TypeDefResult& result, const std::string& data, size_t& index) {
+        char end;
+        auto def = trim(ReadUpTo(data, index, {'{', ';'}, end));
+
+        long flags;
+        if (type == "type"){
+            flags = asOBJ_REF | asOBJ_NOCOUNT;
+        }
+        else if (type == "valuetype"){
+            flags = asOBJ_VALUE;
+        }
+
+        std::string className = def;
+        if (def.find('<') != std::string::npos) {
+            flags |= asOBJ_TEMPLATE;
+            className = std::regex_replace(className, templateTypeCleaner, "");
+        }
+
+        std::vector<std::string> definitions;
+        std::vector<std::tuple<int, std::string>> behaviours;
+        if (end == '{') {
+            index++;
+            while (index <= data.size()) {
+                if (data.at(index) == '}') {
+                    break;
+                }
+                auto innerDef = trim(ReadUpTo(data, index, {';'}, end));
+
+                index++;
+                if (innerDef.empty()) {
+                    continue;
+                }
+                if (innerDef == "}") {
+                    break;
+                }
+
+                if (innerDef.find("behave") == 0){
+                    char c;
+                    size_t pos = 0;
+                    ReadUpTo(innerDef, pos, {'b'}, c);
+                    ReadUpTo(innerDef, pos, {' '}, c);
+                    pos++;
+                    auto behaviour = ReadUpTo(innerDef, pos, {' '}, c);
+                    auto i = std::stoi(behaviour);
+                    auto d = ReadUpTo(innerDef, pos, {';'}, c);
+                    behaviours.emplace_back(i, d);
+                }
+                // Ugly hack for properties.
+                else if (innerDef.find('{') != std::string::npos) {
+                    index--;
+                    innerDef += ReadUpTo(data, index, {'}'}, end) + end;
+                    index++;
+                    std::smatch m;
+                    if (std::regex_search(innerDef, m, propertyCleaner)) {
+                        auto ret = m[1].str();
+                        auto name = m[2].str();
+                        if (m.size() > 3) {
+                            if (m[3].str() == "get") {
+                                bool isConst = m.size() > 4 && m[4].str() == "const";
+                                auto decl = ret + " get_" + name + "() ";
+                                if (isConst) {
+                                    decl += "const ";
+                                }
+                                decl += "property";
+                                definitions.push_back(decl);
+                            }
+                        }
+                        if (m.size() > 5) {
+                            if (m[5].str() == "set") {
+                                bool isConst = m.size() > 6 && m[6].str() == "const";
+                                auto decl = "void set_" + name + "(" + ret + " value) ";
+                                if (isConst) {
+                                    decl += "const ";
+                                }
+                                decl += "property";
+                                definitions.push_back(decl);
+                            }
+                        }
+                    }
+                } else {
+                    definitions.push_back(innerDef);
+                }
+            }
+        }
+        index++;
+        result.StoreType(type, def, className, flags, definitions, behaviours);
+    }
+    static void ParseEnum(TypeDefResult& result, const std::string& data, size_t& index) {
+        char end;
+        auto def = trim(ReadUpTo(data, index, {'{'}, end));
+        index++;
+        std::vector<std::tuple<std::string, int>> values;
+        auto block = ReadUpTo(data, index, {'}'}, end);
+        size_t innerIndex = 0;
+        int enumValue = 0;
+        while (true) {
+            if (innerIndex >= block.size()) {
+                break;
+            }
+            auto statement = trim(ReadUpTo(block, innerIndex, {',', '}'}, end));
+            innerIndex++;
+            if (statement.empty()) {
+                continue;
+            }
+            size_t i = 0;
+            char statementEnd;
+            auto first = trim(ReadUpTo(statement, i, {'='}, statementEnd));
+            if (statementEnd == '=') {
+                i++;
+                auto val = trim(ReadUpTo(statement, i, {}, statementEnd));
+                auto num = std::stoi(val);
+                enumValue = num;
+                values.emplace_back(first, enumValue);
+            } else {
+                values.emplace_back(first, enumValue);
+            }
+            enumValue++;
+            if (end == '}') {
+                break;
+            }
+        }
+        result.StoreEnum(def, values);
+    }
+
+    static void ParseFunc(TypeDefResult& result, const std::string& data, size_t& index) {
+        char end;
+        auto statement = ReadUpTo(data, index, {';'}, end);
+        result.StoreFunc(statement);
+    }
+
+    TypeDefResult Parser::ParseAndRegister(TypeDefResult& result, const std::string& data) {
+        size_t index = 0;
+        while (true) {
+            if (index >= data.size()) {
+                break;
+            }
+
+            auto c = data[index];
+            if (c >= 'a' && c <= 'z') {
+                std::stringstream identifier;
+                while (c >= 'a' && c <= 'z') {
+                    identifier << c;
+
+                    index++;
+                    if (index >= data.size()) {
+                        break;
+                    }
+                    c = data[index];
+                }
+                auto str = identifier.str();
+                if (str == "type" || str == "valuetype") {
+                    index++;
+                    ParseType(str, result, data, index);
+                } else if (str == "enum") {
+                    index++;
+                    ParseEnum(result, data, index);
+                } else if (str == "func") {
+                    index++;
+                    ParseFunc(result, data, index);
+                }
+            }
+
+            index++;
+        }
+        return result;
+    }
+}
--- a/server/src/src/ASTypeDefParser/Parser.hpp
+++ b/server/src/src/ASTypeDefParser/Parser.hpp
@ -0,0 +1,15 @@
+#ifndef ASLSP_NATIVE_PARSER_HPP
+#define ASLSP_NATIVE_PARSER_HPP
+#include <string>
+#include <vector>
+#include "TypeDefResult.hpp"
+#include "angelscript.h"
+
+namespace ASTypeDefParser {
+    class Parser {
+    public:
+        static TypeDefResult ParseAndRegister(TypeDefResult& result, const std::string& data);
+    };
+}
+
+#endif // ASLSP_NATIVE_PARSER_HPP
--- a/server/src/src/ASTypeDefParser/TypeDefResult.hpp
+++ b/server/src/src/ASTypeDefParser/TypeDefResult.hpp
@ -0,0 +1,131 @@
+#ifndef ASLSP_NATIVE_TYPEDEFRESULT_HPP
+#define ASLSP_NATIVE_TYPEDEFRESULT_HPP
+#include <angelscript.h>
+#include <iostream>
+#include <map>
+#include <string>
+#include <utility>
+#include <vector>
+
+namespace ASTypeDefParser {
+    class TypeDefResult {
+        struct Type {
+            Type(std::string objectType, std::string classDef, std::string className, int flags,
+                 std::vector<std::string> definitions, std::vector<std::tuple<int, std::string>> behaviours)
+                : ClassDef(std::move(classDef)), ClassName(std::move(className)), Definitions(std::move(definitions)),
+                  Flags(flags), ObjectType(std::move(objectType)), Behaviours(behaviours) {}
+
+            std::string ObjectType;
+            std::string ClassDef;
+            std::string ClassName;
+            long Flags;
+            std::vector<std::string> Definitions;
+            std::vector<std::tuple<int, std::string>> Behaviours;
+        };
+
+        struct Enum {
+            Enum(std::string name, std::vector<std::tuple<std::string, int>> values)
+                : Name(std::move(name)), Values(std::move(values)) {}
+            std::string Name;
+            std::vector<std::tuple<std::string, int>> Values;
+        };
+
+        std::vector<Type> _types;
+        std::vector<Enum> _enums;
+        std::vector<std::string> _functions;
+
+    public:
+        void StoreType(const std::string& objType, const std::string& classDef, const std::string& className,
+                       long flags, const std::vector<std::string>& definitions,
+                       const std::vector<std::tuple<int, std::string>>& behaviours) {
+            _types.emplace_back(objType, classDef, className, flags, definitions, behaviours);
+        }
+
+        void StoreEnum(const std::string& name, const std::vector<std::tuple<std::string, int>>& values) {
+            _enums.emplace_back(name, values);
+        }
+
+        void StoreFunc(const std::string& function) { _functions.push_back(function); }
+
+        void Clear() {
+            _types.clear();
+            _enums.clear();
+            _functions.clear();
+        }
+
+        void RegisterTypes(asIScriptEngine* engine) {
+            for (auto& t : _types) {
+                try {
+                    auto size = 0;
+                    if (t.ObjectType == "valuetype") {
+                        size = 1;
+                    }
+                    engine->RegisterObjectType(t.ClassDef.c_str(), size, t.Flags);
+                } catch (std::exception&) {
+                }
+            }
+            for (auto& t : _enums) {
+                try {
+                    engine->RegisterEnum(t.Name.c_str());
+                } catch (std::exception&) {
+                }
+            }
+        }
+
+    private:
+        // As opposed to normal functions, behaviours can be called from the builder. If we pass a default value,
+        // this causes a segfault. As such, we have an empty function for them.
+        static void BehaviourPlaceHolder(void*){}
+
+        static void RegisterTypeImplementation(asIScriptEngine* engine, Type& t) {
+            for (auto& def : t.Definitions) {
+                auto i = engine->RegisterObjectMethod(t.ClassName.c_str(), def.c_str(), {}, asCALL_THISCALL);
+                if (i < 0) {
+                    return;
+                }
+            }
+            for (auto& def : t.Behaviours) {
+                auto call = asCALL_CDECL;
+                if (std::get<0>(def) == 0 || std::get<0>(def) == 2) {
+                    call = asCALL_CDECL_OBJLAST;
+                }
+
+                auto i =
+                    engine->RegisterObjectBehaviour(t.ClassName.c_str(), static_cast<asEBehaviours>(std::get<0>(def)),
+                                                    std::get<1>(def).c_str(), asFUNCTION(BehaviourPlaceHolder), call);
+                if (i < 0) {
+                    return;
+                }
+            }
+        }
+
+    public:
+        void RegisterImplementation(asIScriptEngine* engine) {
+            for (auto& t : _types) {
+                if ((t.Flags & asOBJ_TEMPLATE) == 0) {
+                    continue;
+                }
+                RegisterTypeImplementation(engine, t);
+            }
+            for (auto& t : _types) {
+                if ((t.Flags & asOBJ_TEMPLATE) != 0) {
+                    continue;
+                }
+                RegisterTypeImplementation(engine, t);
+            }
+            for (auto& t : _enums) {
+                for (auto& v : t.Values) {
+                    engine->RegisterEnumValue(t.Name.c_str(), std::get<0>(v).c_str(), std::get<1>(v));
+                }
+            }
+            for (auto& f : _functions) {
+                if (engine->GetGlobalFunctionByDecl(f.c_str()) != nullptr) {
+                    continue;
+                }
+                engine->RegisterGlobalFunction(f.c_str(), {}, asCALL_CDECL);
+            }
+        }
+    };
+}
+
+#endif // ASLSP_NATIVE_TYPEDEFRESULT_HPP
--- a/server/src/src/Core.cpp
+++ b/server/src/src/Core.cpp
@ -1,3 +1,4 @@
+#if !TESTS_BUILD
 #include <napi.h>
 #include "Database.hpp"

@ -5,4 +6,5 @@ Napi::Object InitAll(Napi::Env env, Napi::Object exports) {
    return Database::Init(env, exports);
 }

-NODE_API_MODULE(aslsp, InitAll)
+NODE_API_MODULE(aslsp, InitAll)
+#endif
--- a/server/src/src/Database.cpp
+++ b/server/src/src/Database.cpp
@ -1,12 +1,16 @@
+#if !TESTS_BUILD
 #include "Database.hpp"
 #include <sstream>
 #include "../angelscript/extensions/scriptarray/scriptarray.h"
+#include "../angelscript/extensions/scriptstdstring/scriptstdstring.h"
+#include "ASTypeDefParser/Parser.hpp"

 Napi::Object Database::Init(Napi::Env env, Napi::Object exports) {
    Napi::Function func =
        DefineClass(env, "Database",
-                    {InstanceMethod("reset", &Database::Reset), InstanceMethod("loadScript", &Database::LoadScript),
-                     InstanceMethod("build", &Database::Build), InstanceMethod("messages", &Database::GetMessages),
+                    {InstanceMethod("reset", &Database::Reset), InstanceMethod("loadTypeDef", &Database::LoadTypeDef),
+                     InstanceMethod("loadScript", &Database::LoadScript), InstanceMethod("build", &Database::Build),
+                     InstanceMethod("messages", &Database::GetMessages),
                     InstanceMethod("setEngineProperty", &Database::SetEngineProperty)});

    auto* constructor = new Napi::FunctionReference();
@ -21,13 +25,24 @@ void Database::MessageCallback(const asSMessageInfo* msg) {
    _messages.push_back(new Diagnostic(msg->section, msg->row, msg->col, msg->type, msg->message));
 }

-Database::Database(const Napi::CallbackInfo& info) : ObjectWrap(info) {
+void Database::SetupEngine() {
    _engine = asCreateScriptEngine();
+    _builder = {};
    _engine->SetMessageCallback(asMETHOD(Database, MessageCallback), this, asCALL_THISCALL);
-
+    _engine->SetEngineProperty(asEP_DISALLOW_EMPTY_LIST_ELEMENTS, true);
+    _engine->SetEngineProperty(asEP_DISALLOW_VALUE_ASSIGN_FOR_REF_TYPE, false);
+    _engine->SetEngineProperty(asEP_ALLOW_UNSAFE_REFERENCES, true);
+    _engine->SetEngineProperty(asEP_ALWAYS_IMPL_DEFAULT_CONSTRUCT, true);
+    _engine->SetEngineProperty(asEP_AUTO_GARBAGE_COLLECT, false);
+    _engine->SetEngineProperty(asEP_REQUIRE_ENUM_SCOPE, true);
+    _engine->SetEngineProperty(asEP_PROPERTY_ACCESSOR_MODE, 2);
+    _engine->SetEngineProperty(asEP_COMPILER_WARNINGS, 2);
    RegisterStdString(_engine);
    RegisterScriptArray(_engine, true);
+    _builder.StartNewModule(_engine, "Module");
+}

+Database::Database(const Napi::CallbackInfo& info) : ObjectWrap(info) {
    Reset(info);
 }

@ -39,8 +54,13 @@ void Database::SetEngineProperty(const Napi::CallbackInfo& info) {
 }

 void Database::Reset(const Napi::CallbackInfo&) {
-    _engine->DiscardModule("Module");
-    _builder.StartNewModule(_engine, "Module");
+    std::lock_guard<std::mutex> lck(_lock);
+    if (_engine != nullptr){
+        _engine->DiscardModule("Module");
+        _engine->Release();
+    }
+    SetupEngine();
+    _result.Clear();
 }

 void Database::LoadScript(const Napi::CallbackInfo& info) {
@ -51,8 +71,21 @@ void Database::LoadScript(const Napi::CallbackInfo& info) {

    _builder.AddSectionFromMemory(name.c_str(), script.c_str());
 }
+
+void Database::LoadTypeDef(const Napi::CallbackInfo& info) {
+    if (info.Length() < 2)
+        throw std::logic_error("Not enough arguments");
+    auto name = info[0].As<Napi::String>().Utf8Value();
+    auto script = info[1].As<Napi::String>().Utf8Value();
+
+    ASTypeDefParser::Parser::ParseAndRegister(_result, script);
+}
+
 Napi::Value Database::Build(const Napi::CallbackInfo& info) {
+    std::lock_guard<std::mutex> lck(_lock);
    _messages.clear();
+    _result.RegisterTypes(_engine);
+    _result.RegisterImplementation(_engine);
    _builder.BuildModule();
    return Napi::Number::New(info.Env(), 0);
 }
@ -70,3 +103,4 @@ Napi::Value Database::GetMessages(const Napi::CallbackInfo& info) {

    return messages;
 }
+#endif
--- a/server/src/src/Database.hpp
+++ b/server/src/src/Database.hpp
@ -1,17 +1,21 @@
 #ifndef AS_LSP_NATIVE_DATABASE_HPP
 #define AS_LSP_NATIVE_DATABASE_HPP
+#if !TESTS_BUILD
 #include "../../node_modules/node-addon-api/napi.h"
 #include "../angelscript/extensions/scriptbuilder/scriptbuilder.h"
-#include "../angelscript/extensions/scriptstdstring/scriptstdstring.h"
 #include "../angelscript/include/angelscript.h"
+#include "ASTypeDefParser/TypeDefResult.hpp"
 #include "Diagnostic.hpp"

 class Database : public Napi::ObjectWrap<Database> {
 private:
-    asIScriptEngine* _engine;
+    asIScriptEngine* _engine = nullptr;
    CScriptBuilder _builder;
+    ASTypeDefParser::TypeDefResult _result;
    std::vector<const Diagnostic*> _messages;
+    std::mutex _lock;

+    void SetupEngine();
    void MessageCallback(const asSMessageInfo* msg);

 public:
@ -21,8 +25,10 @@ public:
    void SetEngineProperty(const Napi::CallbackInfo& info);
    void Reset(const Napi::CallbackInfo& info);
    void LoadScript(const Napi::CallbackInfo& info);
+    void LoadTypeDef(const Napi::CallbackInfo& info);
    Napi::Value Build(const Napi::CallbackInfo& info);
    Napi::Value GetMessages(const Napi::CallbackInfo& info);
 };

+#endif
 #endif // AS_LSP_NATIVE_DATABASE_HPP
--- a/server/src/tests/AsTypeDefTests/TypeDefTests.cpp
+++ b/server/src/tests/AsTypeDefTests/TypeDefTests.cpp
@ -0,0 +1,418 @@
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "../../extern/doctest.hpp"
+#include "../../src/ASTypeDefParser/Parser.hpp"
+
+TEST_CASE("Register Empty Type") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, "type foo{}");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    REQUIRE(engine->GetTypeInfoByName("foo") != nullptr);
+    engine->Release();
+}
+
+void MessageCallback(const asSMessageInfo *msg, void *param)
+{
+    const char *type = "ERR ";
+    if( msg->type == asMSGTYPE_WARNING )
+        type = "WARN";
+    else if( msg->type == asMSGTYPE_INFORMATION )
+        type = "INFO";
+    printf("%s (%d, %d) : %s : %s\n", msg->section, msg->row, msg->col, type, msg->message);
+}
+
+TEST_CASE("Register Empty Value Type") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, "valuetype foo{}");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    REQUIRE(engine->GetTypeInfoByName("foo") != nullptr);
+    engine->Release();
+}
+
+TEST_CASE("Register Empty Type With Semicolon") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, "type foo;");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    REQUIRE(engine->GetTypeInfoByName("foo") != nullptr);
+    engine->Release();
+}
+
+TEST_CASE("Register Multiple Empty Types") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, "type foo{} type bar{}");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    REQUIRE(engine->GetTypeInfoByName("foo") != nullptr);
+    REQUIRE(engine->GetTypeInfoByName("bar") != nullptr);
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Method") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar(int a, int b);
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(method->GetParamCount(), 2);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int Bar(int a, int b)");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Multiple Methods") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar(int a, int b);
+    int Zet(int a, int b);
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(method->GetParamCount(), 2);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int Bar(int a, int b)");
+    method = type->GetMethodByName("Zet");
+    REQUIRE(method != nullptr);
+    engine->Release();
+}
+
+TEST_CASE("Register Generic Type With Method") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo<class T> {
+    T@ Bar(int a, int b);
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type == engine->GetTypeInfoByDecl("foo<T>"));
+    auto method = type->GetMethodByName("Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(method->GetParamCount(), 2);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "T@ Bar(int a, int b)");
+    engine->Release();
+}
+
+TEST_CASE("Register Generic Type With Multiple implementations") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo<class T> {
+    T@ Bar(int a, int b);
+}
+
+type a {
+    foo<int> GetFoo();
+}
+
+type b {
+    foo<int> GetBar();
+}
+
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type == engine->GetTypeInfoByDecl("foo<T>"));
+    auto method = type->GetMethodByName("Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(method->GetParamCount(), 2);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "T@ Bar(int a, int b)");
+    engine->Release();
+}
+
+
+TEST_CASE("Register Type With Get Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { get; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("get_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int get_Bar()");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Get Const Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { get const; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("get_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int get_Bar() const");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Set Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { set; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("set_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Bar(int value)");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Set Const Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { set const; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("set_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Bar(int value) const");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Set Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { set; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("set_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Bar(int value)");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Getter and Setter Property") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { get; set; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("get_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int get_Bar()");
+    method = type->GetMethodByName("set_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Bar(int value)");
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Multiple Getter and Setter Properties") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type foo {
+    int Bar { get; set; };
+    int Zet { get; set; };
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    auto method = type->GetMethodByName("get_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int get_Bar()");
+    method = type->GetMethodByName("set_Bar");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Bar(int value)");
+    method = type->GetMethodByName("get_Zet");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "int get_Zet()");
+    method = type->GetMethodByName("set_Zet");
+    REQUIRE(method != nullptr);
+    REQUIRE_EQ(std::string(method->GetDeclaration(false, false, true)), "void set_Zet(int value)");
+    engine->Release();
+}
+
+TEST_CASE("Register Empty Enum") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+enum foo {
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type->GetTypeId() % asOBJ_ENUM != 0);
+    engine->Release();
+}
+
+TEST_CASE("Register Enum with value") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+enum foo {
+    One
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type->GetTypeId() % asOBJ_ENUM != 0);
+    int i = -1;
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(0, &i)), "One");
+    REQUIRE_EQ(i, 0);
+    engine->Release();
+}
+
+TEST_CASE("Register Enum with multiple values") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+enum foo {
+    One,
+    Two
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type->GetTypeId() % asOBJ_ENUM != 0);
+    int i = -1;
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(0, &i)), "One");
+    REQUIRE_EQ(i, 0);
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(1, &i)), "Two");
+    REQUIRE_EQ(i, 1);
+    engine->Release();
+}
+
+TEST_CASE("Register Enum with explicit value") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+enum foo {
+    One = 5
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type->GetTypeId() % asOBJ_ENUM != 0);
+    int i = -1;
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(0, &i)), "One");
+    REQUIRE_EQ(i, 5);
+    engine->Release();
+}
+
+TEST_CASE("Register Enum with multiple explicit values") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+enum foo {
+    One = 5,
+    Two = 1,
+    Three = -1000,
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("foo");
+    REQUIRE(type != nullptr);
+    REQUIRE(type->GetTypeId() % asOBJ_ENUM != 0);
+    int i = -1;
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(0, &i)), "One");
+    REQUIRE_EQ(i, 5);
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(1, &i)), "Two");
+    REQUIRE_EQ(i, 1);
+    REQUIRE_EQ(std::string(type->GetEnumValueByIndex(2, &i)), "Three");
+    REQUIRE_EQ(i, -1000);
+    engine->Release();
+}
+
+TEST_CASE("Register Global Function") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+func void print(int i);
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto func = engine->GetGlobalFunctionByDecl("void print(int i)");
+    REQUIRE(func != nullptr);
+    engine->Release();
+}
+
+TEST_CASE("Register Type With Behaviour") {
+    asIScriptEngine* engine = asCreateScriptEngine();
+    engine->SetMessageCallback(asFUNCTION(MessageCallback), 0, asCALL_CDECL);
+
+    ASTypeDefParser::TypeDefResult res;
+    ASTypeDefParser::Parser::ParseAndRegister(res, R"(
+type fooClass {
+    behave 4 fooClass@ f(int &in) {repeat int};
+}
+)");
+    res.RegisterTypes(engine);
+    res.RegisterImplementation(engine);
+    auto type = engine->GetTypeInfoByName("fooClass");
+    REQUIRE(type != nullptr);
+    REQUIRE_EQ(type->GetBehaviourCount(), 1);
+    asEBehaviours b;
+    REQUIRE_EQ(std::string(type->GetBehaviourByIndex(0, &b)->GetDeclaration()), "fooClass@ $list(int&in) { repeat int }");
+
+    engine->Release();
+}
--- a/server/src/wrapper.ts
+++ b/server/src/wrapper.ts
@ -51,6 +51,7 @@ export interface Message {
 export interface ScriptDatabase {
    setEngineProperty(property: ASEngineProperty, value: number): void;
    reset(): void;
+    loadTypeDef(name: string, script: string): void;
    loadScript(name: string, script: string): void;
    build(): number;
    messages(): Message[];
--- a/syntaxes/astypedef.tmGrammar
+++ b/syntaxes/astypedef.tmGrammar
@ -0,0 +1,325 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>comment</key>
+	<string>Made by Deukhoofd</string>
+	<key>fileTypes</key>
+	<array>
+		<string>as</string>
+	</array>
+	<key>firstLineMatch</key>
+	<string>-\*- C\+\+ -\*-</string>
+	<key>foldingStartMarker</key>
+	<string>(?x)
+		 /\*\*(?!\*)
+		|^(?![^{]*?//|[^{]*?/\*(?!.*?\*/.*?\{)).*?\{\s*($|//|/\*(?!.*?\*/.*\S))
+	</string>
+	<key>foldingStopMarker</key>
+	<string>(?&lt;!\*)\*\*/|^\s*\}</string>
+	<key>keyEquivalent</key>
+	<string>^~C</string>
+	<key>name</key>
+	<string>AngelScript</string>
+	<key>patterns</key>
+	<array>
+		<!-- <dict>
+			<key>include</key>
+			<string>source.c</string>
+		</dict> -->
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.comment.angelscript</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(//).*$\n?</string>
+			<key>name</key>
+			<string>comment.line.double-slash.angelscript</string>
+		</dict>
+		<dict>
+			<key>begin</key>
+			<string>/\*</string>
+			<key>captures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.comment.angelscript</string>
+				</dict>
+			</dict>
+			<key>end</key>
+			<string>\*/</string>
+			<key>name</key>
+			<string>comment.block.angelscript</string>
+		</dict>
+		<dict>
+			<key>begin</key>
+			<string>"""</string>
+			<key>beginCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.begin.angelscript</string>
+				</dict>
+			</dict>
+			<key>end</key>
+			<string>"""</string>
+			<key>endCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.end.angelscript</string>
+				</dict>
+			</dict>
+			<key>name</key>
+			<string>string.quoted.double.angelscript</string>
+		</dict>
+		<dict>
+			<key>begin</key>
+			<string>"</string>
+			<key>beginCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.begin.angelscript</string>
+				</dict>
+			</dict>
+			<key>end</key>
+			<string>"</string>
+			<key>endCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.end.angelscript</string>
+				</dict>
+			</dict>
+			<key>name</key>
+			<string>string.quoted.double.angelscript</string>
+			<key>patterns</key>
+			<array>
+				<dict>
+					<key>match</key>
+					<string>\\.</string>
+					<key>name</key>
+					<string>constant.character.escape.angelscript</string>
+				</dict>
+			</array>
+		</dict>
+		<dict>
+			<key>begin</key>
+			<string>'</string>
+			<key>beginCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.begin.angelscript</string>
+				</dict>
+			</dict>
+			<key>end</key>
+			<string>'</string>
+			<key>endCaptures</key>
+			<dict>
+				<key>0</key>
+				<dict>
+					<key>name</key>
+					<string>punctuation.definition.string.end.angelscript</string>
+				</dict>
+			</dict>
+			<key>name</key>
+			<string>string.quoted.single.angelscript</string>
+			<key>patterns</key>
+			<array>
+				<dict>
+					<key>match</key>
+					<string>\\.</string>
+					<key>name</key>
+					<string>constant.character.escape.angelscript</string>
+				</dict>
+			</array>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>(~|!|&amp;&amp;|\|\|)</string>
+			<key>name</key>
+			<string>keyword.operator.logical.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>[-!%&amp;&gt;&lt;@*+=/?:]</string>
+			<key>name</key>
+			<string>keyword.operator.symbolic.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(for|in|break|continue|while|do|return|if|else|case|switch|namespace)\b</string>
+			<key>name</key>
+			<string>keyword.control.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(is|cast)\b</string>
+			<key>name</key>
+			<string>keyword.operator.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(or|and|xor|not)\b</string>
+			<key>name</key>
+			<string>keyword.operator.logical.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(get|in|inout|out|override|set|private|public|const|default|final|shared|mixin)\b</string>
+			<key>name</key>
+			<string>storage.modifier.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(type|enum|func|void|bool|int|int8|int16|int32|int64|uint|uint8|uint16|uint32|uint64|string|ref|array|double|float|auto|dictionary)\b</string>
+			<key>name</key>
+			<string>storage.type.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>[A-Za-z][A-Za-z0-9]+@</string>
+			<key>name</key>
+			<string>storage.type.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(null|true|false)\b</string>
+			<key>name</key>
+			<string>constant.language.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(this|super)\b</string>
+			<key>name</key>
+			<string>variable.language.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b(import|from)\b</string>
+			<key>name</key>
+			<string>keyword.control.import.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\.?[0-9]*)|(\.[0-9]+))((e|E)(\+|-)?[0-9]+)?)(L|l|UL|ul|u|U|F|f)?\b</string>
+			<key>name</key>
+			<string>constant.numeric.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>^\s*\#([a-zA-Z_0-9]*)?</string>
+			<key>name</key>
+			<string>keyword.control.import.angelscript</string>
+		</dict>
+		<!-- This became too much. -->
+		<!--
+		<dict>
+			<key>match</key>
+			<string>(@[a-zA-Z_]+[0-9a-zA-Z_]*)</string>
+			<key>name</key>
+			<string>variable.other.pointer.angelscript</string>
+		</dict>
+		-->
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>markup.heading.angelscript</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>^\s*\[(.*)\]\s*?</string>
+			<key>name</key>
+			<string>meta.metadata.angelscript</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\.[a-zA-Z_][a-zA-Z_0-9]*\b(?!\s*\()</string>
+			<key>name</key>
+			<string>variable.other.dot-access.angelscript</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>1</key>
+				<dict>
+					<key>name</key>
+					<string>storage.type.class.angelscript</string>
+				</dict>
+				<key>2</key>
+				<dict>
+					<key>name</key>
+					<string>entity.name.type.class.angelscript</string>
+				</dict>
+				<key>3</key>
+				<dict>
+					<key>name</key>
+					<string>entity.other.inherited-class.angelscript</string>
+				</dict>
+				<key>5</key>
+				<dict>
+					<key>name</key>
+					<string>entity.other.inherited-class.angelscript</string>
+				</dict>
+				<key>7</key>
+				<dict>
+					<key>name</key>
+					<string>entity.other.inherited-class.angelscript</string>
+				</dict>
+				<key>9</key>
+				<dict>
+					<key>name</key>
+					<string>entity.other.inherited-class.angelscript</string>
+				</dict>
+				<key>11</key>
+				<dict>
+					<key>name</key>
+					<string>entity.other.inherited-class.angelscript</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>\b(class|interface)\s+([a-zA-Z_0-9]*)(?:\s*:\s*([a-zA-Z_0-9]*)(\s*,\s*([a-zA-Z_0-9]*))?(\s*,\s*([a-zA-Z_0-9]*))?(\s*,\s*([a-zA-Z_0-9]*))?(\s*,\s*([a-zA-Z_0-9]*))?)?</string>
+			<key>name</key>
+			<string>meta.class.angelscript</string>
+		</dict>
+		<dict>
+			<key>captures</key>
+			<dict>
+				<key>2</key>
+				<dict>
+					<key>name</key>
+					<string>meta.function-call.angelscript</string>
+				</dict>
+			</dict>
+			<key>match</key>
+			<string>(\b|\.)([a-zA-Z_][a-zA-Z_0-9]*)\b(\s*\()</string>
+		</dict>
+		<dict>
+			<key>match</key>
+			<string>\b([A-Z][A-Z0-9_]+)\b</string>
+			<key>name</key>
+			<string>constant.other.angelscript</string>
+		</dict>
+	</array>
+	<key>scopeName</key>
+	<string>source.angelscript</string>
+	<key>uuid</key>
+	<string>69E25C06-FA48-4207-BF35-11353888A8F6</string>
+</dict>
+</plist>