feat: codemirror linting system

helpers/editor/utils.ts

@@ -0,0 +1,23 @@
+export function convertIndexToLineCh(
+  text: string,
+  i: number
+): { line: number; ch: number } {
+  const lines = text.split("/n")
+
+  let line = 0
+  let counter = 0
+
+  while (line < lines.length) {
+    if (i > lines[line].length + counter) {
+      counter += lines[line].length + 1
+      line++
+    } else {
+      return {
+        line: line + 1,
+        ch: i - counter + 1,
+      }
+    }
+  }
+
+  throw new Error("Invalid input")
+}