fix: Revert "feat: Bump corejs (#378)"

Hold on with core-js@3 update until it's default babel depend
Fixes #418

This reverts commit cb8d51c.

package.json

@@ -10,8 +10,8 @@
   },
   "author": "Statsbot, Inc.",
   "dependencies": {
-    "@babel/runtime-corejs3": "^7.8.4",
-    "core-js": "^3.6.4",
+    "@babel/runtime-corejs2": "^7.0.0",
+    "core-js": "^2.5.3",
     "ramda": "^0.25.0",
     "rollup-plugin-dts": "^1.1.8",
     "whatwg-fetch": "^3.0.0"

packages/cubejs-client-core/package.json

@@ -12,7 +12,7 @@
   "author": "Statsbot, Inc.",
   "dependencies": {
     "@babel/runtime": "^7.1.2",
-    "core-js": "^3.6.4",
+    "core-js": "^2.5.3",
     "cross-fetch": "^3.0.2",
     "moment": "^2.22.2",
     "moment-range": "^4.0.1",

packages/cubejs-client-core/yarn.lock

@@ -1124,10 +1124,9 @@ copy-descriptor@^0.1.0:
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
   integrity sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=
 
-core-js@^3.6.4:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.4.tgz#440a83536b458114b9cb2ac1580ba377dc470647"
-  integrity sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==
+core-js@^2.5.3:
+  version "2.5.7"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"

packages/cubejs-client-react/package.json

@@ -10,7 +10,7 @@
   "author": "Statsbot, Inc.",
   "dependencies": {
     "@babel/runtime": "^7.1.2",
-    "core-js": "^3.6.4",
+    "core-js": "^2.5.3",
     "ramda": "^0.25.0"
   },
   "peerDependencies": {

packages/cubejs-client-react/yarn.lock

@@ -189,10 +189,10 @@ contains-path@^0.1.0:
   resolved "https://registry.yarnpkg.com/contains-path/-/contains-path-0.1.0.tgz#fe8cf184ff6670b6baef01a9d4861a5cbec4120a"
   integrity sha1-/ozxhP9mcLa67wGp1IYaXL7EEgo=
 
-core-js@^3.6.4:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.4.tgz#440a83536b458114b9cb2ac1580ba377dc470647"
-  integrity sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==
+core-js@^2.5.3:
+  version "2.6.5"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.5.tgz#44bc8d249e7fb2ff5d00e0341a7ffb94fbf67895"
+  integrity sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A==
 
 cross-spawn@^6.0.5:
   version "6.0.5"

packages/cubejs-client-vue/package.json

@@ -23,20 +23,20 @@
     "src"
   ],
   "dependencies": {
-    "core-js": "3.6.4",
+    "core-js": "^2.6.9",
     "ramda": "^0.26.1"
   },
   "devDependencies": {
-    "@vue/cli-plugin-babel": "^4.2.2",
-    "@vue/cli-plugin-eslint": "^4.2.2",
-    "@vue/cli-plugin-unit-jest": "^4.2.2",
-    "@vue/cli-service": "^4.2.2",
+    "@vue/cli-plugin-babel": "^3.5.0",
+    "@vue/cli-plugin-eslint": "^3.5.0",
+    "@vue/cli-plugin-unit-jest": "^3.8.0",
+    "@vue/cli-service": "^3.5.0",
     "@vue/test-utils": "1.0.0-beta.29",
     "babel-core": "7.0.0-bridge.0",
     "babel-eslint": "^10.0.1",
-    "babel-jest": "^25.1.0",
-    "eslint": "^6.8.0",
-    "eslint-plugin-vue": "^6.1.2",
+    "babel-jest": "^23.6.0",
+    "eslint": "^5.8.0",
+    "eslint-plugin-vue": "^5.0.0",
     "vue": "^2.6.6",
     "vue-template-compiler": "^2.5.21"
   },

packages/cubejs-client-ws-transport/package.json

@@ -11,7 +11,7 @@
   "author": "Statsbot, Inc.",
   "dependencies": {
     "@babel/runtime": "^7.1.2",
-    "core-js": "^3.6.4",
+    "core-js": "^2.5.3",
     "isomorphic-ws": "^4.0.1"
   },
   "files": [

packages/cubejs-client-ws-transport/yarn.lock

@@ -1317,10 +1317,10 @@ core-js-compat@^3.1.1:
     browserslist "^4.7.0"
     semver "^6.3.0"
 
-core-js@^3.6.4:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.4.tgz#440a83536b458114b9cb2ac1580ba377dc470647"
-  integrity sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==
+core-js@^2.5.3:
+  version "2.6.10"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.10.tgz#8a5b8391f8cc7013da703411ce5b585706300d7f"
+  integrity sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"

yarn.lock

@@ -567,13 +567,12 @@
     "@babel/plugin-transform-react-jsx-self" "^7.0.0"
     "@babel/plugin-transform-react-jsx-source" "^7.0.0"
 
-"@babel/runtime-corejs3@^7.8.4":
-  version "7.8.4"
-  resolved "https://registry.yarnpkg.com/@babel/runtime-corejs3/-/runtime-corejs3-7.8.4.tgz#ccc4e042e2fae419c67fa709567e5d2179ed3940"
-  integrity sha512-+wpLqy5+fbQhvbllvlJEVRIpYj+COUWnnsm+I4jZlA8Lo7/MJmBhGTCHyk1/RWfOqBRJ2MbadddG6QltTKTlrg==
+"@babel/runtime-corejs2@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@babel/runtime-corejs2/-/runtime-corejs2-7.0.0.tgz#786711ee099c2c2af7875638866c1259eff30a8c"
   dependencies:
-    core-js-pure "^3.0.0"
-    regenerator-runtime "^0.13.2"
+    core-js "^2.5.7"
+    regenerator-runtime "^0.12.0"
 
 "@babel/runtime@^7.0.0":
   version "7.0.0"
@@ -2084,20 +2083,10 @@ copy-descriptor@^0.1.0:
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
   integrity sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=
 
-core-js-pure@^3.0.0:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/core-js-pure/-/core-js-pure-3.6.4.tgz#4bf1ba866e25814f149d4e9aaa08c36173506e3a"
-  integrity sha512-epIhRLkXdgv32xIUFaaAry2wdxZYBi6bgM7cB136dzzXXa+dFyRLTZeLUJxnd8ShrmyVXBub63n2NHo2JAt8Cw==
-
-core-js@^2.4.0, core-js@^2.5.3:
+core-js@^2.4.0, core-js@^2.5.3, core-js@^2.5.7:
   version "2.5.7"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
 
-core-js@^3.6.4:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.4.tgz#440a83536b458114b9cb2ac1580ba377dc470647"
-  integrity sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==
-
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
@@ -5235,11 +5224,6 @@ regenerator-runtime@^0.12.0:
   version "0.12.1"
   resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.12.1.tgz#fa1a71544764c036f8c49b13a08b2594c9f8a0de"
 
-regenerator-runtime@^0.13.2:
-  version "0.13.3"
-  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.3.tgz#7cf6a77d8f5c6f60eb73c5fc1955b2ceb01e6bf5"
-  integrity sha512-naKIZz2GQ8JWh///G7L3X6LaQUAMp2lvb1rvwwsURe/VXwD6VMfr+/1NuNw3ag8v2kY1aQ/go5SNn79O9JU7yw==
-
 regenerator-transform@^0.13.3:
   version "0.13.3"
   resolved "https://registry.yarnpkg.com/regenerator-transform/-/regenerator-transform-0.13.3.tgz#264bd9ff38a8ce24b06e0636496b2c856b57bcbb"