Merge pull request #6 from atom-ide-community/fix/vue-sfc-validation

Fix invalid languageId assigned to LSP messages preventing Vue files validation

Author: Belar

lib/grammar.js

@@ -0,0 +1,39 @@
+function updateOpenEditors(oldGrammar, newGrammar) {
+  const openEditors = atom.workspace.getTextEditors();
+  openEditors.forEach(editor => {
+    const editorGrammar = editor.getGrammar();
+
+    const hasOldGrammar = editorGrammar.name === oldGrammar.name;
+    if (hasOldGrammar) {
+      editor.setGrammar(newGrammar);
+    }
+  });
+}
+
+function renameGrammarForScopeName(scopeName, newName) {
+  const currentGrammar = atom.grammars.grammarForScopeName(scopeName);
+
+  if (currentGrammar) {
+    atom.grammars.readGrammar(currentGrammar.path, (error, grammarRenamed) => {
+      if (error) {
+        console.error("Failed to read grammar to rename", error);
+        return;
+      }
+
+      grammarRenamed.name = newName;
+
+      atom.grammars.removeGrammarForScopeName(scopeName);
+      atom.grammars.addGrammar(grammarRenamed);
+
+      updateOpenEditors(currentGrammar, grammarRenamed);
+
+      console.log(
+        `Grammar for scope ${scopeName} renamed from "${currentGrammar.name}" to "${grammarRenamed.name}"`
+      );
+    });
+  }
+}
+
+module.exports = {
+  renameGrammarForScopeName
+};

lib/main.js

@@ -1,6 +1,7 @@
 const path = require("path");
 const { AutoLanguageClient } = require("atom-languageclient");
 const { initializationOptions } = require("./config");
+const { renameGrammarForScopeName } = require("./grammar");
 
 class VueLanguageClient extends AutoLanguageClient {
   getGrammarScopes() {
@@ -20,6 +21,10 @@ class VueLanguageClient extends AutoLanguageClient {
     );
   }
 
+  preInitialization() {
+    renameGrammarForScopeName("text.html.vue", "Vue");
+  }
+
   getInitializeParams(projectPath, process) {
     // vue-language-server doesn't handle mising init options well:
     // https://github.com/vuejs/vetur/issues/1188