different attempt to parse using collapsable text

ranges

langserver/java/validation/parse-errors.js

@@ -0,0 +1,29 @@
+const { ModuleBlock, TypeDeclBlock, MethodBlock } = require('../parser9');
+const ParseProblem = require('../parsetypes/parse-problem');
+
+/**
+ * @param {TypeDeclBlock} type 
+ * @param {ParseProblem[]} probs 
+ */
+function checkTypeParseErrors(type, probs) {
+    type.parseErrors.forEach(err => probs.push(ParseProblem.Error(err, `Invalid, incomplete or unsupported declaration`)));
+    type.methods.filter(m => m.parseErrors).forEach(m => checkMethodParseErrors(m, probs));
+    type.types.forEach(type => checkTypeParseErrors(type, probs));
+}
+
+/**
+ * @param {MethodBlock} method 
+ * @param {ParseProblem[]} probs 
+ */
+function checkMethodParseErrors(method, probs) {
+    method.parseErrors.forEach(err => probs.push(ParseProblem.Error(err, `Invalid, incomplete or unsupported declaration`)));
+}
+
+/**
+ * @param {ModuleBlock} mod 
+ */
+module.exports = function(mod) {
+    const probs = [];
+    mod.types.forEach(type => checkTypeParseErrors(type, probs));
+    return probs;
+}