From 822fc2bdc2663a79c8090a6634a1ba2dc0274af6 Mon Sep 17 00:00:00 2001
From: Birk Skyum <birk.skyum@pm.me>
Date: Tue, 21 Jan 2025 22:37:17 +0100
Subject: [PATCH] add error handling

---
 src/libs/codemirror-mgl.ts | 42 +++++++++++++++++++++++++++++++++-----
 1 file changed, 37 insertions(+), 5 deletions(-)

diff --git a/src/libs/codemirror-mgl.ts b/src/libs/codemirror-mgl.ts
index 168eb556..24d5a0a4 100644
--- a/src/libs/codemirror-mgl.ts
+++ b/src/libs/codemirror-mgl.ts
@@ -16,12 +16,27 @@ CodeMirror.defineMode("mgl", (config, parserConfig) => {
 
 CodeMirror.registerHelper("lint", "json", (text: string) => {
   const found: MarkerRangeWithMessage[] = [];
-
   try {
     parse(text);
   }
-  catch(_e) {
-    // Do nothing we catch the error above
+  catch(err: any) {
+
+    const errorMatch = err.toString().match(/line (\d+), column (\d+)/);
+    if (errorMatch) {
+      const loc = {
+        first_line: parseInt(errorMatch[1], 10),
+        first_column: parseInt(errorMatch[2], 10),
+        last_line: parseInt(errorMatch[1], 10),
+        last_column: parseInt(errorMatch[2], 10)
+      };
+    
+      // const loc = hash.loc;
+      found.push({
+        from: CodeMirror.Pos(loc.first_line - 1, loc.first_column),
+        to: CodeMirror.Pos(loc.last_line - 1, loc.last_column),
+        message: err
+      });
+    }
   }
   return found;
 });
@@ -33,8 +48,25 @@ CodeMirror.registerHelper("lint", "mgl", (text: string, opts: any, doc: any) =>
   try {
     parse(text);
   }
-  catch (_e) {
-    // ignore errors
+  catch (err: any) {
+    
+    const errorMatch = err.toString().match(/line (\d+), column (\d+)/);
+    if (errorMatch) {
+      const loc = {
+        first_line: parseInt(errorMatch[1], 10),
+        first_column: parseInt(errorMatch[2], 10),
+        last_line: parseInt(errorMatch[1], 10),
+        last_column: parseInt(errorMatch[2], 10)
+      };
+    
+      // const loc = hash.loc;
+      found.push({
+        from: CodeMirror.Pos(loc.first_line - 1, loc.first_column),
+        to: CodeMirror.Pos(loc.last_line - 1, loc.last_column),
+        message: err
+      });
+    }
+
   }
 
   if (found.length > 0) {