fix(typescript): preserve decorator on interface (#4632)

package.json

@@ -55,7 +55,7 @@
     "semver": "5.4.1",
     "string-width": "2.1.1",
     "typescript": "2.9.0-dev.20180421",
-    "typescript-eslint-parser": "eslint/typescript-eslint-parser#2960b002746c01fb9cb15bb5f4c1e7e925c6519a",
+    "typescript-eslint-parser": "16.0.0",
     "unicode-regex": "1.0.1",
     "unified": "6.1.6"
   },

tests/typescript_decorators/__snapshots__/jsfmt.spec.js.snap

@@ -247,3 +247,20 @@ class MyContainerComponent {
 }
 
 `;
+
+exports[`interface.ts 1`] = `
+// invalid place but shouldn't be removed
+
+@hello()
+interface MyInterface {
+  id: string;
+}
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// invalid place but shouldn't be removed
+
+@hello()
+interface MyInterface {
+  id: string;
+}
+
+`;

tests/typescript_decorators/interface.ts

@@ -0,0 +1,6 @@
+// invalid place but shouldn't be removed
+
+@hello()
+interface MyInterface {
+  id: string;
+}

yarn.lock

@@ -5556,9 +5556,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript-eslint-parser@eslint/typescript-eslint-parser#2960b002746c01fb9cb15bb5f4c1e7e925c6519a:
-  version "14.0.0"
-  resolved "https://codeload.github.com/eslint/typescript-eslint-parser/tar.gz/2960b002746c01fb9cb15bb5f4c1e7e925c6519a"
+typescript-eslint-parser@16.0.0:
+  version "16.0.0"
+  resolved "https://registry.yarnpkg.com/typescript-eslint-parser/-/typescript-eslint-parser-16.0.0.tgz#14a9ab75932b15af919602faef553c6f0487f352"
   dependencies:
     lodash.unescape "4.0.1"
     semver "5.5.0"