Add Arlang language

-Add grammar
-Add validation
-Add scope

.eslintrc.json

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+{
+    "root": true,
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint"
+    ],
+    "rules": {
+    }
+}

.gitignore

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+.vscode/*
+!.vscode/extensions.json
+!.vscode/launch.json
+!.vscode/tasks.json
+node_modules/
+out/
+src/language/generated/
+syntaxes/

.vscode/extensions.json

@@ -0,0 +1,11 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=827846 to learn about workspace recommendations.
+    // Extension identifier format: ${publisher}.${name}. Example: vscode.csharp
+
+    // List of extensions which should be recommended for users of this workspace.
+    "recommendations": [
+        "langium.langium-vscode",
+        "ZixuanChen.vitest-explorer",
+        "kingwl.vscode-vitest-runner"
+    ]
+}

.vscode/launch.json

@@ -0,0 +1,35 @@
+// A launch configuration that launches the extension inside a new window
+// Use IntelliSense to learn about possible attributes.
+// Hover to view descriptions of existing attributes.
+// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Run Extension",
+            "type": "extensionHost",
+            "request": "launch",
+            "args": [
+                "--extensionDevelopmentPath=${workspaceFolder}"
+            ],
+            "sourceMaps": true,
+            "outFiles": [
+                "${workspaceFolder}/out/**/*.js"
+            ]
+        },
+        {
+            "name": "Attach to Language Server",
+            "type": "node",
+            "port": 6009,
+            "request": "attach",
+            "skipFiles": [
+                "<node_internals>/**"
+            ],
+            "sourceMaps": true,
+            "outFiles": [
+                "${workspaceFolder}/out/**/*.js",
+                "${workspaceFolder}/node_modules/langium"
+            ]
+        }
+    ]
+}

.vscode/tasks.json

@@ -0,0 +1,21 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "Build arlang",
+            "command": "npm run langium:generate && npm run build",
+            "type": "shell",
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Langium: Generate grammar and build the arlang language",
+            "icon": {
+                "color": "terminal.ansiGreen",
+                "id": "server-process"
+            }
+        }
+    ]
+}

.vscodeignore

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+.vscode/**
+.vscode-test/**
+.gitignore
+langium-quickstart.md

dist/assets/_.contribution-yLVugOC6.js

@@ -0,0 +1 @@
+class t{static{this.INSTANCE=new t}get layoutInfos(){return this._layoutInfos}constructor(){this._layoutInfos=[]}registerKeyboardLayout(s){this._layoutInfos.push(s)}}export{t as K};

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