v0.254.0

Reviewed By: gkz

Differential Revision:
D66213922

------------------------------------------------------------------------
(from ad8ca61d3566d9bfc95dc1898d9e54543139424b)

fbshipit-source-id: 90c8353b2a16a8ba8ae2677a56de087b4f5832f6

Author: pieterv

Changelog.md

@@ -1,3 +1,11 @@
+### 0.254.0
+
+Likely to cause new Flow errors:
+* Previously we incorrectly applied truthy refinement on optional chaining where it shouldn't be applied. The issue is now fixed, and you might see change in behavior similar to [these examples](https://flow.org/try/#1N4Igxg9gdgZglgcxALlAIwIZoKYBsD6uEEAztvhgE6UYCe+JADpdhgCYowa5kA0I2KAFcAtiRQAXSkOz9sADwxgJ+NPTbYuQ3BMnTZA+Y2yU4IwRO4A6SFBIrGVDGM7c+h46fNRLuKxJIGWh8MeT0ZfhYlCStpHzNsFBAMIQkIEQwJODAQfiEyfBE4eWw2fDgofDBMsAALfAA3KjgsXGxxZC4eAw0G-GhcWn9aY3wWZldu-g1mbGqJUoBaCRHEzrcDEgBrbAk62kXhXFxJ923d-cPRHEpTgyEoMDaqZdW7vKgoOfaSKgOKpqmDA+d4gB5fMA-P6LCCMLLQbiLOoYCqgh6-GDYRYIXYLSgkRZkCR4jpddwPfJLZjpOBkO4AX34kA0SRgD2UcGgAAIAO5wCS1ABK7W0EgAjAAKFgkUXILnACBbOVSGT0rkAH3lirlZOw9IAlPKADpQLlmrlwGBcqUinQAfisiq5AF5XVzdYbgCbzT6udLRVyMCQudgRHDaABuLkAemjXNmDU5+UGfttElT8C+bC5aRDYZWvC5UAgPIzFVKOYgWqV7o29O95vrUCbbMe8NNfIFwplOgATDaexI5Qqayq9Rrq3KjrgDcbTebLdb-fbHVsXW7p56G77U4PA8HQ+Go7H4yxExBk7RdwGWJmK7nDwWiyWy1nK5Oi9oZ9uuU2m2bWw5blOyFNMAGYB1lD8GggOA2DVTURynL9Zy9eczUXSCVydV1nS5B4NDvNgt3Q31l3TIM8yPGM4wTJMSBTapPggdNb3LQti1LNi31zJCuRguD-0bE16VyEAGhMEhOSgJIMnsEwQHpIA)
+
+Library Definitions:
+* Improve Array `toSpliced` method type (thanks @aph!)
+
 ### 0.253.0
 
 Likely to cause new Flow errors:

flow_parser.opam

@@ -1,6 +1,6 @@
 opam-version: "2.0"
 name: "flow_parser"
-version: "0.253.0"
+version: "0.254.0"
 maintainer: "[email protected]"
 authors: ["Flow Team <[email protected]>"]
 homepage: "https://github.com/facebook/flow/tree/master/src/parser"

flowtype.opam

@@ -1,6 +1,6 @@
 opam-version: "2.0"
 name: "flowtype"
-version: "0.253.0"
+version: "0.254.0"
 maintainer: "[email protected]"
 authors: "Flow Team <[email protected]>"
 license: "MIT"
@@ -15,7 +15,7 @@ depends: [
   "camlp-streams" {>= "5.0.1"}
   "dtoa" {>= "0.3.2"}
   "fileutils" {>= "0.6.4"}
-  "flow_parser" {= "0.253.0"}
+  "flow_parser" {= "0.254.0"}
   "inotify" {os = "linux" & >= "2.4.1"}
   "ounit2" {with-test}
   "lwt" {>= "5.7.0"}

packages/flow-parser-bin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "flow-parser-bin",
-  "version": "0.253.0",
+  "version": "0.254.0",
   "description": "The Flow JavaScript parser, via bindings to the native OCaml implementation",
   "main": "index.js",
   "repository": "https://github.com/facebook/flow.git",

packages/flow-parser/package.json

@@ -1,6 +1,6 @@
 {
   "name": "flow-parser",
-  "version": "0.253.0",
+  "version": "0.254.0",
   "description": "JavaScript parser written in OCaml. Produces ESTree AST",
   "homepage": "https://flow.org",
   "license": "MIT",

packages/flow-remove-types/package.json

@@ -1,6 +1,6 @@
 {
   "name": "flow-remove-types",
-  "version": "2.253.0",
+  "version": "2.254.0",
   "description": "Removes Flow type annotations from JavaScript files with speed and simplicity.",
   "author": {
     "name": "Flow Team",

packages/try-flow-website-js/package.json

@@ -1,6 +1,6 @@
 {
   "name": "try-flow-website-js",
-  "version": "0.253.0",
+  "version": "0.254.0",
   "description": "An NPM package to hold compiled `flow.js` and libdefs for every Flow version.",
   "license": "MIT",
   "repository": "facebook/flow",

src/common/flow_version.ml

@@ -5,4 +5,4 @@
  * LICENSE file in the root directory of this source tree.
  *)
 
-let version = "0.253.0"
+let version = "0.254.0"

website/docs/install.md

@@ -126,7 +126,7 @@ npm install --save-dev flow-bin
   "name": "my-flow-project",
   "version": "1.0.0",
   "devDependencies": {
-    "flow-bin": "^0.253.0"
+    "flow-bin": "^0.254.0"
   },
   "scripts": {
     "flow": "flow"