Fixed malformed equation detection

quintindunn · Oct 21, 2023 · 7fd072c · 7fd072c
1 parent 16ed68b
commit 7fd072c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/static/graphs/js/dva_graphs/dva_graphs.js b/static/graphs/js/dva_graphs/dva_graphs.js
@@ -114,6 +114,9 @@ function checkInput(expr, is_condition=false) {
     let parsed;
 
     try {
+        // Test expression to make sure it is valid.
+        math.evaluate(["t=" + 0, expr])
+
         // Return a function that takes `x` to evaluate the expr.
         parsed = (x) => {return math.evaluate(["t=" + x, expr])[1]};
     }