Merge pull request #907 from vegaprotocol/fix/handle-negaitve-positio…

…n-decimal-places fix: handle negative position decimals in formatter
vegaprotocol · Aug 4, 2023 · 73c75aa · 73c75aa
2 parents 596793b + 8fbf2f4
commit 73c75aa
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/util/misc/format.ts b/src/util/misc/format.ts
@@ -45,6 +45,12 @@ export const formatter = (value: number, fractionDigits: number = 5) => {
     return "-";
   }
 
+  // positional decimal places can be negative.
+  // e.g. -3 means that the smallest order and position is of size 1000
+  // in that case we dont need fractionDigits so we can set it to 0
+  // otherwise new Intl.NumberFormat will throw
+  fractionDigits = Math.max(0, fractionDigits);
+
   return new Intl.NumberFormat("en-GB", {
     maximumFractionDigits: fractionDigits,
     minimumFractionDigits: fractionDigits,