zulip · gnprice · Nov 1, 2018 · Oct 11, 2018 · Oct 11, 2018 · Sep 12, 2018
diff --git a/.babelrc b/.babelrc
@@ -1,10 +1,5 @@
 {
- "presets": [
-   "react-native"
- ],
- "env": {
-   "production": {
-     "plugins": ["transform-remove-console"]
-   }
- }
+  "presets": [
+    "module:metro-react-native-babel-preset"
+  ]
 }
diff --git a/.flowconfig b/.flowconfig
@@ -56,6 +56,9 @@ sketchy-null
 [options]
 emoji=true
 
+esproposal.optional_chaining=enable
+esproposal.nullish_coalescing=enable
+
 # The main warning is "Unused suppression comment".
 # Temporarily disabled to facilitate RN version upgrade.
 #include_warnings=true
@@ -96,4 +99,4 @@ suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
 suppress_comment=\\(.\\|\n\\)*\\$FlowExpectedError
 
 [version]
-^0.67.0
+^0.78.0
diff --git a/babel.config.js b/babel.config.js
@@ -3,12 +3,6 @@
 //   https://babeljs.io/docs/en/config-files
 
 module.exports = {
-  // Ignore the .babelrc; ours is incompatible for now with Babel 7,
-  // because the old `react-native` preset is.
-  babelrc: false,
-
-  presets: ['module:metro-react-native-babel-preset'],
-
   env: {
     production: {
       plugins: ['transform-remove-console'],

diff --git a/flow-typed/npm/@babel/core_vx.x.x.js b/flow-typed/npm/@babel/core_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 8b238a670ee4eee01f93f49ff0b64d8b
-// flow-typed version: <<STUB>>/@babel/core_v^7.1.2/flow_v0.67.0
+// flow-typed signature: 437bd829336b4ebb9e979f517332f772
+// flow-typed version: <<STUB>>/@babel/core_v^7.1.2/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/@expo/react-native-action-sheet_vx.x.x.js b/flow-typed/npm/@expo/react-native-action-sheet_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 5a043fe7488c7f8394ba8f93dcce3ef3
-// flow-typed version: <<STUB>>/@expo/react-native-action-sheet_v^1.1.0/flow_v0.67.0
+// flow-typed signature: 3fd521ce52df0abdfc91c367d9cceedd
+// flow-typed version: <<STUB>>/@expo/react-native-action-sheet_v^1.1.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/@remobile/react-native-toast_vx.x.x.js b/flow-typed/npm/@remobile/react-native-toast_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 28d97691964914568bdf9208cd22ecdc
-// flow-typed version: <<STUB>>/@remobile/react-native-toast_v^1.0.7/flow_v0.67.0
+// flow-typed signature: eaf887ef17716a16e27b3e59c76c89d1
+// flow-typed version: <<STUB>>/@remobile/react-native-toast_v^1.0.7/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/babel-core_vx.x.x.js b/flow-typed/npm/babel-core_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 9f307725d254fc3553aacb8058164f5c
-// flow-typed version: <<STUB>>/babel-core_v^6.26.3/flow_v0.67.0
+// flow-typed signature: 171802109a56e496150976c29efb5cdf
+// flow-typed version: <<STUB>>/babel-core_v^6.26.3/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/babel-eslint_vx.x.x.js b/flow-typed/npm/babel-eslint_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 5b819be5c41a4b8c1c403ebe64a6b020
-// flow-typed version: <<STUB>>/babel-eslint_v^8.2.3/flow_v0.67.0
+// flow-typed signature: 8dbf23332e5d1f51375de56b28f2fe45
+// flow-typed version: <<STUB>>/babel-eslint_v^8.2.3/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/babel-jest_vx.x.x.js b/flow-typed/npm/babel-jest_vx.x.x.js
diff --git a/flow-typed/npm/babel-plugin-transform-remove-console_vx.x.x.js b/flow-typed/npm/babel-plugin-transform-remove-console_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 6def95892e49e53e385a6868ac5c6392
-// flow-typed version: <<STUB>>/babel-plugin-transform-remove-console_v^6.9.4/flow_v0.67.0
+// flow-typed signature: 9258d4a9336e672ea97eaf79a28ea631
+// flow-typed version: <<STUB>>/babel-plugin-transform-remove-console_v^6.9.4/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/babel-preset-react-native_vx.x.x.js b/flow-typed/npm/babel-preset-react-native_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 2fbe7fe6edb945aab1744866fa3338c9
-// flow-typed version: <<STUB>>/babel-preset-react-native_v^4.0.0/flow_v0.67.0
+// flow-typed signature: c7df5cb75e691e68baf5263728a79cb8
+// flow-typed version: <<STUB>>/babel-preset-react-native_v^4.0.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/blueimp-md5_vx.x.x.js b/flow-typed/npm/blueimp-md5_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 1415685420039458b9e6bb74afa07096
-// flow-typed version: <<STUB>>/blueimp-md5_v^2.10.0/flow_v0.67.0
+// flow-typed signature: f4cc5afd18a3bf7fbfb75da96a03ee2e
+// flow-typed version: <<STUB>>/blueimp-md5_v^2.10.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/color_vx.x.x.js b/flow-typed/npm/color_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 3f56d89b176feffef6c726389789e62d
-// flow-typed version: <<STUB>>/color_v^3.0.0/flow_v0.67.0
+// flow-typed signature: 45010ed94208362d843382a18560ea37
+// flow-typed version: <<STUB>>/color_v^3.0.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/coveralls_vx.x.x.js b/flow-typed/npm/coveralls_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 9c0affa3309af7c94854476698310799
-// flow-typed version: <<STUB>>/coveralls_v^3.0.1/flow_v0.67.0
+// flow-typed signature: b2b09ac3ece7ecde14abb867db97a310
+// flow-typed version: <<STUB>>/coveralls_v^3.0.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-config-airbnb-base_vx.x.x.js b/flow-typed/npm/eslint-config-airbnb-base_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: d7b1b6114e81d290d2baeffdd6ae8f8c
-// flow-typed version: <<STUB>>/eslint-config-airbnb-base_v^12.1.0/flow_v0.67.0
+// flow-typed signature: 034e3a18d4e6470318a8b94deb52d538
+// flow-typed version: <<STUB>>/eslint-config-airbnb-base_v^12.1.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-config-airbnb_vx.x.x.js b/flow-typed/npm/eslint-config-airbnb_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 69a315741fd698a3ec65b053a237b820
-// flow-typed version: <<STUB>>/eslint-config-airbnb_v^16.1.0/flow_v0.67.0
+// flow-typed signature: ba9ad57a889330c4f0e4641f31ec96e9
+// flow-typed version: <<STUB>>/eslint-config-airbnb_v^16.1.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-config-prettier_vx.x.x.js b/flow-typed/npm/eslint-config-prettier_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 5e93002b3f463fc4227d3d84d1f1ecbb
-// flow-typed version: <<STUB>>/eslint-config-prettier_v^2.9.0/flow_v0.67.0
+// flow-typed signature: d4157ef5676df2c11b8d872fde5ff826
+// flow-typed version: <<STUB>>/eslint-config-prettier_v^2.9.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-flowtype_vx.x.x.js b/flow-typed/npm/eslint-plugin-flowtype_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: a31aa8645d2614e894814e896d9c27ae
-// flow-typed version: <<STUB>>/eslint-plugin-flowtype_v^2.46.3/flow_v0.67.0
+// flow-typed signature: 453e2b1c4820023c05abe2a77b436e29
+// flow-typed version: <<STUB>>/eslint-plugin-flowtype_v^2.46.3/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-import_vx.x.x.js b/flow-typed/npm/eslint-plugin-import_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: c1ae3503b80c839179738c4ed87085e5
-// flow-typed version: <<STUB>>/eslint-plugin-import_v^2.12.0/flow_v0.67.0
+// flow-typed signature: b310dde44bf15d021bc0d6dc6a218db4
+// flow-typed version: <<STUB>>/eslint-plugin-import_v^2.12.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-jest_vx.x.x.js b/flow-typed/npm/eslint-plugin-jest_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: fc29a629058a513422a883c664b8e87b
-// flow-typed version: <<STUB>>/eslint-plugin-jest_v^21.15.1/flow_v0.67.0
+// flow-typed signature: 815d271fb67f54e9ab43989916001d03
+// flow-typed version: <<STUB>>/eslint-plugin-jest_v^21.15.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-jsx-a11y_vx.x.x.js b/flow-typed/npm/eslint-plugin-jsx-a11y_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 4559c08dd75a4708e3da57485048d800
-// flow-typed version: <<STUB>>/eslint-plugin-jsx-a11y_v^6.0.3/flow_v0.67.0
+// flow-typed signature: 5cd1c995f6a5e7cad5d2237ad7a65ef9
+// flow-typed version: <<STUB>>/eslint-plugin-jsx-a11y_v^6.0.3/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-prettier_vx.x.x.js b/flow-typed/npm/eslint-plugin-prettier_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 812ae756912a1b778614637ac518a2ea
-// flow-typed version: <<STUB>>/eslint-plugin-prettier_v^2.6.0/flow_v0.67.0
+// flow-typed signature: a193e95bf6e025a5faf62a4e9d026a17
+// flow-typed version: <<STUB>>/eslint-plugin-prettier_v^2.6.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-react-native_vx.x.x.js b/flow-typed/npm/eslint-plugin-react-native_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 82ebfbd7f5ee0319e23bd1896f2292b4
-// flow-typed version: <<STUB>>/eslint-plugin-react-native_v^3.2.1/flow_v0.67.0
+// flow-typed signature: 9beec99c6ed3b15aa1affdde1ac8df07
+// flow-typed version: <<STUB>>/eslint-plugin-react-native_v^3.2.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-react_vx.x.x.js b/flow-typed/npm/eslint-plugin-react_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 6ddff740914d16c7a3d9a4db38ffcb68
-// flow-typed version: <<STUB>>/eslint-plugin-react_v^7.8.2/flow_v0.67.0
+// flow-typed signature: 0913703eebc6fd71ded190dd4a9ec14a
+// flow-typed version: <<STUB>>/eslint-plugin-react_v^7.8.2/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint-plugin-spellcheck_vx.x.x.js b/flow-typed/npm/eslint-plugin-spellcheck_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 19afa7d0215868467817028233c5c767
-// flow-typed version: <<STUB>>/eslint-plugin-spellcheck_v0.0.6/flow_v0.67.0
+// flow-typed signature: cfc6b95201e882d05d16c8b189f01c23
+// flow-typed version: <<STUB>>/eslint-plugin-spellcheck_v0.0.6/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/eslint_vx.x.x.js b/flow-typed/npm/eslint_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 9c2591f24534b8f6447d45a93f2933db
-// flow-typed version: <<STUB>>/eslint_v^4.19.1/flow_v0.67.0
+// flow-typed signature: 25333c726e6785defd739d9db1213134
+// flow-typed version: <<STUB>>/eslint_v^4.19.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/flow-coverage-report_vx.x.x.js b/flow-typed/npm/flow-coverage-report_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 608139689b85870b5f55c5a81b44715e
-// flow-typed version: <<STUB>>/flow-coverage-report_v^0.6.0/flow_v0.67.0
+// flow-typed signature: 3469a49804ce4ca6b83299a7d96118b3
+// flow-typed version: <<STUB>>/flow-coverage-report_v^0.6.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/flow-typed_vx.x.x.js b/flow-typed/npm/flow-typed_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 00956f688571e5ff2eb4f4e0c59e5246
-// flow-typed version: <<STUB>>/flow-typed_v^2.4.0/flow_v0.67.0
+// flow-typed signature: cec872d491c113f8b74bda42d5428f88
+// flow-typed version: <<STUB>>/flow-typed_v^2.4.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/jest-cli_vx.x.x.js b/flow-typed/npm/jest-cli_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: e82cd402a1bb7ce8ede4aa330b4ebe7d
-// flow-typed version: <<STUB>>/jest-cli_v^22.4.4/flow_v0.67.0
+// flow-typed signature: 79baf5abcbb86a189d78b95e4aecc37b
+// flow-typed version: <<STUB>>/jest-cli_v^22.4.4/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/jest-react-native_vx.x.x.js b/flow-typed/npm/jest-react-native_vx.x.x.js
diff --git a/flow-typed/npm/lodash.escape_vx.x.x.js b/flow-typed/npm/lodash.escape_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: c83628737351ff464fc4ea705c3afc2a
-// flow-typed version: <<STUB>>/lodash.escape_v^4.0.1/flow_v0.67.0
+// flow-typed signature: 09b063b7f9f08b8e9022453db373cb6d
+// flow-typed version: <<STUB>>/lodash.escape_v^4.0.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.isequal_vx.x.x.js b/flow-typed/npm/lodash.isequal_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 4f9ca375e77786570688436aef0d6ec4
-// flow-typed version: <<STUB>>/lodash.isequal_v^4.4.0/flow_v0.67.0
+// flow-typed signature: 8dfdc2e43f3a419a6601ac1f6d47c018
+// flow-typed version: <<STUB>>/lodash.isequal_v^4.4.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.omit_vx.x.x.js b/flow-typed/npm/lodash.omit_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 9bec785ece5a94ed3bf687bd01ea608d
-// flow-typed version: <<STUB>>/lodash.omit_v^4.5.0/flow_v0.67.0
+// flow-typed signature: b6a7cfb31d7a27cdd8f172b7ee5070f4
+// flow-typed version: <<STUB>>/lodash.omit_v^4.5.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.throttle_vx.x.x.js b/flow-typed/npm/lodash.throttle_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: d4307c99f98093b3719922dbcc57f94b
-// flow-typed version: <<STUB>>/lodash.throttle_v^4.1.1/flow_v0.67.0
+// flow-typed signature: b5f0e54fbd0578d993a6997c1be935b8
+// flow-typed version: <<STUB>>/lodash.throttle_v^4.1.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.unescape_vx.x.x.js b/flow-typed/npm/lodash.unescape_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 90886f4f24a461af604388c2bc3c45b1
-// flow-typed version: <<STUB>>/lodash.unescape_v^4.0.1/flow_v0.67.0
+// flow-typed signature: dc689c89987de6dd56fd5c50ea88901f
+// flow-typed version: <<STUB>>/lodash.unescape_v^4.0.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.union_vx.x.x.js b/flow-typed/npm/lodash.union_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: c231207a41c571ad115b78f973d31b28
-// flow-typed version: <<STUB>>/lodash.union_v^4.6.0/flow_v0.67.0
+// flow-typed signature: cc77fb2ff74d12e0bdab9a72cf8e1579
+// flow-typed version: <<STUB>>/lodash.union_v^4.6.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/lodash.uniqby_vx.x.x.js b/flow-typed/npm/lodash.uniqby_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 0cb0715780e31e77d95b9741158acafb
-// flow-typed version: <<STUB>>/lodash.uniqby_v^4.4.0/flow_v0.67.0
+// flow-typed signature: f0a597a892ff64aae95d027190946f2f
+// flow-typed version: <<STUB>>/lodash.uniqby_v^4.4.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/prettier-eslint-cli_vx.x.x.js b/flow-typed/npm/prettier-eslint-cli_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 7936f256f7ab2f7d6ea2fd81e352497a
-// flow-typed version: <<STUB>>/prettier-eslint-cli_v^4.7.1/flow_v0.67.0
+// flow-typed signature: d6a85c3ac1eb6f261161aabd1b5890c4
+// flow-typed version: <<STUB>>/prettier-eslint-cli_v^4.7.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/prettier-eslint_vx.x.x.js b/flow-typed/npm/prettier-eslint_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 48b258fab84a1c48afe211d8f9f6b7bc
-// flow-typed version: <<STUB>>/prettier-eslint_v^8.8.1/flow_v0.67.0
+// flow-typed signature: 0228de1b766c9cc54f53d7ae7ee98fc1
+// flow-typed version: <<STUB>>/prettier-eslint_v^8.8.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/react-native-cli_vx.x.x.js b/flow-typed/npm/react-native-cli_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: bf430514a47a0be5f2290936e00c63e5
-// flow-typed version: <<STUB>>/react-native-cli_v^2.0.1/flow_v0.67.0
+// flow-typed signature: 26a008f47cc8aadd35a09c51ad687ebe
+// flow-typed version: <<STUB>>/react-native-cli_v^2.0.1/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for:

diff --git a/flow-typed/npm/react-native-notifications_vx.x.x.js b/flow-typed/npm/react-native-notifications_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 01a9d5ee990e9b22a6e8a316d97f9dae
-// flow-typed version: <<STUB>>/react-native-notifications_v^1.2.0/flow_v0.67.0
+// flow-typed signature: 086e03baede59bb43adf7ccc62806822
+// flow-typed version: <<STUB>>/react-native-notifications_v^1.2.0/flow_v0.78.0
 
 /**
  * This is an autogenerated libdef stub for: