Update signatures.ts

1 files changed, 1 insertions, 1 deletions

diff --git a/server/src/signatures.ts b/server/src/signatures.ts
index b2ba9f7..dcf48ff 100644
--- a/server/src/signatures.ts
+++ b/server/src/signatures.ts
@@ -40,7 +40,7 @@ function getFunction(position: Position, txtDoc: TextDocument): string[] {
     for (; l >= 0 && canShift(text[l]); --l)
         // Allow for ->, but not => or > (e.g. $foo->bar, but not $foo=>bar or $foo>bar).
         if (text[l] == ">") if (l - 1 >= 0 && text[l - 1] != "-") break;
-    if (l < 0 && text[l] != "$" && text[l] != "@" && text[l] != "%") ++l;
+    if (l < 0 || text[l] != "$" && text[l] != "@" && text[l] != "%") ++l;
     const symbol = text.substring(l, r);
     const currSig = text.substring(r, index);
     return [symbol, currSig];