From 2ad63daeb8e1b73bc5c9f4dabe8d84eb39f93514 Mon Sep 17 00:00:00 2001
From: Allex <allex.wxn@gmail.com>
Date: Wed, 12 Dec 2018 01:42:36 +0800
Subject: [PATCH] Optional dependency of typescript. (#122)

---
 src/index.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 42703b9..281033d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -53,7 +53,6 @@ export default function typescript(options?: Partial<IOptions>)
 			exclude: ["*.d.ts", "**/*.d.ts"],
 			abortOnError: true,
 			rollupCommonJSResolveHack: false,
-			typescript: require("typescript"),
 			tsconfig: undefined,
 			useTsconfigDeclarationDir: false,
 			tsconfigOverride: {},
@@ -62,6 +61,10 @@ export default function typescript(options?: Partial<IOptions>)
 			objectHashIgnoreUnknownHack: false,
 		});
 
+	if (!pluginOptions.typescript) {
+		pluginOptions.typescript = require("typescript");
+	}
+
 	setTypescriptModule(pluginOptions.typescript);
 
 	return {