From d8ecce5b3c989be182f59bdc7c6f9f55697768bf Mon Sep 17 00:00:00 2001
From: Dunqing <29533304+Dunqing@users.noreply.github.com>
Date: Fri, 21 Jun 2024 10:20:13 +0000
Subject: [PATCH] fix(isolated-declarations): infer BigInt number as `bigint`
 type (#3806)

---
 crates/oxc_isolated_declarations/src/inferrer.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/crates/oxc_isolated_declarations/src/inferrer.rs b/crates/oxc_isolated_declarations/src/inferrer.rs
index 12d562afc0f84..b631ed334fcaa 100644
--- a/crates/oxc_isolated_declarations/src/inferrer.rs
+++ b/crates/oxc_isolated_declarations/src/inferrer.rs
@@ -18,9 +18,8 @@ impl<'a> IsolatedDeclarations<'a> {
         match expr {
             Expression::BooleanLiteral(_) => Some(self.ast.ts_boolean_keyword(SPAN)),
             Expression::NullLiteral(_) => Some(self.ast.ts_null_keyword(SPAN)),
-            Expression::NumericLiteral(_) | Expression::BigintLiteral(_) => {
-                Some(self.ast.ts_number_keyword(SPAN))
-            }
+            Expression::NumericLiteral(_) => Some(self.ast.ts_number_keyword(SPAN)),
+            Expression::BigintLiteral(_) => Some(self.ast.ts_bigint_keyword(SPAN)),
             Expression::StringLiteral(_) => Some(self.ast.ts_string_keyword(SPAN)),
             Expression::TemplateLiteral(lit) => {
                 if lit.expressions.is_empty() {