diff --git a/package.json b/package.json
index f73a53e6..c9f34248 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vue/composition-api",
-  "version": "1.0.0-rc.6",
+  "version": "1.0.0-rc.7",
   "description": "Provide logic composition capabilities for Vue.",
   "keywords": [
     "vue",
@@ -60,18 +60,19 @@
     "rollup": "^2.39.0",
     "rollup-plugin-dts": "^2.0.1",
     "rollup-plugin-terser": "^7.0.2",
-    "rollup-plugin-typescript2": "^0.29.0",
+    "rollup-plugin-typescript2": "^0.30.0",
     "ts-jest": "^26.5.1",
     "typescript": "^4.1.5",
     "vue": "^2.6.12",
     "vue-router": "^3.5.1",
-    "vue-server-renderer": "^2.6.12"
+    "vue-server-renderer": "^2.6.12",
+    "yarn": "^1.22.10"
   },
   "peerDependencies": {
     "vue": ">= 2.5 < 3"
   },
   "dependencies": {
-    "tslib": "^2.1.0"
+    "tslib": "^2.2.0"
   },
   "husky": {
     "hooks": {
diff --git a/src/index.ts b/src/index.ts
index 612c75dd..d7421b0b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,7 +6,7 @@ export const version = __VERSION__
 
 export * from './apis'
 export * from './component'
-export { getCurrentInstance } from './runtimeContext'
+export { getCurrentInstance, ComponentInternalInstance } from './runtimeContext'
 
 export default Plugin
 
diff --git a/yarn.lock b/yarn.lock
index 0a906e1b..746abb35 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -504,6 +504,14 @@
     estree-walker "^1.0.1"
     picomatch "^2.2.2"
 
+"@rollup/pluginutils@^4.1.0":
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-4.1.0.tgz#0dcc61c780e39257554feb7f77207dceca13c838"
+  integrity sha512-TrBhfJkFxA+ER+ew2U2/fHbebhLT/l/2pRk0hfj9KusXUuRXd2v0R58AfaZK9VXDQ4TogOSEmICVrQAA3zFnHQ==
+  dependencies:
+    estree-walker "^2.0.1"
+    picomatch "^2.2.2"
+
 "@sindresorhus/is@^0.7.0":
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"
@@ -1984,6 +1992,11 @@ estree-walker@^1.0.1:
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-1.0.1.tgz#31bc5d612c96b704106b477e6dd5d8aa138cb700"
   integrity sha512-1fMXF3YP4pZZVozF8j/ZLfvnR8NSIljt56UhbZ5PeeDmmGHpgpdwQt7ITlGvYaQukCvuBRMLEiKiYC+oeIg4cg==
 
+estree-walker@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-2.0.2.tgz#52f010178c2a4c117a7757cfe942adb7d2da4cac"
+  integrity sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==
+
 esutils@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
@@ -2730,7 +2743,7 @@ is-ci@^2.0.0:
   dependencies:
     ci-info "^2.0.0"
 
-is-core-module@^2.1.0:
+is-core-module@^2.1.0, is-core-module@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/is-core-module/-/is-core-module-2.2.0.tgz#97037ef3d52224d85163f5597b2b63d9afed981a"
   integrity sha512-XRAfAdyyY5F5cOXn7hYQDqh2Xmii+DEfIcQGxK/uNwMHhIkPWO0g8msXcbzLe+MpGoR951MlqM/2iIlU4vKDdQ==
@@ -4729,7 +4742,15 @@ resolve-url@^0.2.1:
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
   integrity sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=
 
-resolve@1.17.0, resolve@^1.1.6, resolve@^1.10.0, resolve@^1.17.0, resolve@^1.2.0, resolve@^1.3.2:
+resolve@1.20.0:
+  version "1.20.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.20.0.tgz#629a013fb3f70755d6f0b7935cc1c2c5378b1975"
+  integrity sha512-wENBPt4ySzg4ybFQW2TT1zMQucPK95HSh/nq2CFTZVOGut2+pQvSsgtda4d26YrYcr067wjbmzOG8byDPBX63A==
+  dependencies:
+    is-core-module "^2.2.0"
+    path-parse "^1.0.6"
+
+resolve@^1.1.6, resolve@^1.10.0, resolve@^1.17.0, resolve@^1.2.0, resolve@^1.3.2:
   version "1.17.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.17.0.tgz#b25941b54968231cc2d1bb76a79cb7f2c0bf8444"
   integrity sha512-ic+7JYiV8Vi2yzQGFWOkiZD5Z9z7O2Zhm9XMaTxdJExKasieFCr+yXZ/WmXsckHiKl12ar0y6XiXDx3m4RHn1w==
@@ -4790,16 +4811,16 @@ rollup-plugin-terser@^7.0.2:
     serialize-javascript "^4.0.0"
     terser "^5.0.0"
 
-rollup-plugin-typescript2@^0.29.0:
-  version "0.29.0"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.29.0.tgz#b7ad83f5241dbc5bdf1e98d9c3fca005ffe39e1a"
-  integrity sha512-YytahBSZCIjn/elFugEGQR5qTsVhxhUwGZIsA9TmrSsC88qroGo65O5HZP/TTArH2dm0vUmYWhKchhwi2wL9bw==
+rollup-plugin-typescript2@^0.30.0:
+  version "0.30.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.30.0.tgz#1cc99ac2309bf4b9d0a3ebdbc2002aecd56083d3"
+  integrity sha512-NUFszIQyhgDdhRS9ya/VEmsnpTe+GERDMmFo0Y+kf8ds51Xy57nPNGglJY+W6x1vcouA7Au7nsTgsLFj2I0PxQ==
   dependencies:
-    "@rollup/pluginutils" "^3.1.0"
+    "@rollup/pluginutils" "^4.1.0"
     find-cache-dir "^3.3.1"
     fs-extra "8.1.0"
-    resolve "1.17.0"
-    tslib "2.0.1"
+    resolve "1.20.0"
+    tslib "2.1.0"
 
 rollup@^2.39.0:
   version "2.39.0"
@@ -5534,20 +5555,20 @@ ts-jest@^26.5.1:
     semver "7.x"
     yargs-parser "20.x"
 
-tslib@2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.0.1.tgz#410eb0d113e5b6356490eec749603725b021b43e"
-  integrity sha512-SgIkNheinmEBgx1IUNirK0TUD4X9yjjBRTqqjggWCU3pUEqIk3/Uwl3yRixYKT6WjQuGiwDv4NomL3wqRCj+CQ==
+tslib@2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
+  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
 
 tslib@^1.9.0:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.13.0.tgz#c881e13cc7015894ed914862d276436fa9a47043"
   integrity sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q==
 
-tslib@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
-  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
+tslib@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.2.0.tgz#fb2c475977e35e241311ede2693cee1ec6698f5c"
+  integrity sha512-gS9GVHRU+RGn5KQM2rllAlR3dU6m7AcpJKdtH8gFvQiC4Otgk98XnmMU+nZenHt/+VhnBPWwgrJsyrdcw6i23w==
 
 tunnel-agent@^0.6.0:
   version "0.6.0"
@@ -5940,6 +5961,11 @@ yargs@^15.4.1:
     y18n "^4.0.0"
     yargs-parser "^18.1.2"
 
+yarn@^1.22.10:
+  version "1.22.10"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.10.tgz#c99daa06257c80f8fa2c3f1490724e394c26b18c"
+  integrity sha512-IanQGI9RRPAN87VGTF7zs2uxkSyQSrSPsju0COgbsKQOOXr5LtcVPeyXWgwVa0ywG3d8dg6kSYKGBuYK021qeA==
+
 yocto-queue@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"