feat: support TypeScript 3.1 (JamesHenry#14)

BREAKING CHANGE: Supported TypeScript version is now 3.1

Author: outofambit

README.md

@@ -27,7 +27,7 @@ In fact, it is already used within these hyper-popular open-source projects to p
 
 We will always endeavor to support the latest stable version of TypeScript.
 
-The version of TypeScript currently supported by this parser is `~3.0.1`. This is reflected in the `devDependency` requirement within the package.json file, and it is what the tests will be run against. We have an open `peerDependency` requirement in order to allow for experimentation on newer/beta versions of TypeScript.
+The version of TypeScript currently supported by this parser is `~3.1.1`. This is reflected in the `devDependency` requirement within the package.json file, and it is what the tests will be run against. We have an open `peerDependency` requirement in order to allow for experimentation on newer/beta versions of TypeScript.
 
 If you use a non-supported version of TypeScript, the parser will log a warning to the console.
 

package.json

@@ -32,7 +32,7 @@
     "semantic-release": "^15.9.16",
     "shelljs": "0.8.2",
     "travis-deploy-once": "^5.0.8",
-    "typescript": "~3.0.1"
+    "typescript": "~3.1.1"
   },
   "keywords": [
     "ast",

yarn.lock

@@ -6673,9 +6673,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@~3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.1.tgz#43738f29585d3a87575520a4b93ab6026ef11fdb"
+typescript@~3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.1.1.tgz#3362ba9dd1e482ebb2355b02dfe8bcd19a2c7c96"
 
 uglify-js@^2.6:
   version "2.8.29"