From f278faf94078ac0c220a846bbb45e247e54e26af Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Mon, 23 Jul 2018 11:42:44 -0400
Subject: [PATCH] feat(typescript): make typescript a peer dep so user can
 specify its version

---
 packages/@vue/cli-plugin-typescript/generator/index.js | 6 ++++++
 packages/@vue/cli-plugin-typescript/package.json       | 6 ++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/@vue/cli-plugin-typescript/generator/index.js b/packages/@vue/cli-plugin-typescript/generator/index.js
index b6e8062b1..8c4541563 100644
--- a/packages/@vue/cli-plugin-typescript/generator/index.js
+++ b/packages/@vue/cli-plugin-typescript/generator/index.js
@@ -7,6 +7,12 @@ module.exports = (api, {
     lintOn = lintOn.split(',')
   }
 
+  api.extendPackage({
+    devDependencies: {
+      typescript: '^2.9.0'
+    }
+  })
+
   if (classComponent) {
     api.extendPackage({
       dependencies: {
diff --git a/packages/@vue/cli-plugin-typescript/package.json b/packages/@vue/cli-plugin-typescript/package.json
index 93096fa82..835360b1f 100644
--- a/packages/@vue/cli-plugin-typescript/package.json
+++ b/packages/@vue/cli-plugin-typescript/package.json
@@ -27,8 +27,10 @@
     "fork-ts-checker-webpack-plugin": "^0.4.3",
     "globby": "^8.0.1",
     "ts-loader": "^4.4.2",
-    "tslint": "^5.10.0",
-    "typescript": "~2.9.0"
+    "tslint": "^5.10.0"
+  },
+  "peerDependencies": {
+    "typescript": ">=2"
   },
   "devDependencies": {
     "@types/chai": "^4.1.0",