From 3a07f675bb80828d2c305a7376cb30eeb21d6aad Mon Sep 17 00:00:00 2001
From: supertree-wook <88178296+st-Wook@users.noreply.github.com>
Date: Thu, 25 Apr 2024 21:39:13 +0900
Subject: [PATCH] Fix `Error: Negative numbers should be created in combination
 with createPrefixUnaryExpression` (#46)

* Fix error

* Fix

* Apply @Fireboltofdeath comment
---
 src/util/factory.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/util/factory.ts b/src/util/factory.ts
index 079fcc4..078b8a4 100644
--- a/src/util/factory.ts
+++ b/src/util/factory.ts
@@ -57,7 +57,9 @@ export namespace f {
 	}
 
 	export function number(value: number | string, flags?: ts.TokenFlags) {
-		return factory.createNumericLiteral(value, flags);
+		return +value < 0
+			? factory.createPrefixUnaryExpression(ts.SyntaxKind.MinusToken, factory.createNumericLiteral(-value, flags))
+			: factory.createNumericLiteral(value, flags);
 	}
 
 	export function identifier(name: string, unique = false) {