fix(*): Post-process .d.ts files to make them compatible with TS 1.8

Closes #3070

Author: christopherthielen

package.json

@@ -4,7 +4,8 @@
   "version": "1.0.0-beta.4",
   "scripts": {
     "clean": "shx rm -rf lib lib-esm _doc release",
-    "build": "tsc && tsc -m es6 --outDir lib-esm",
+    "build": "tsc && tsc -m es6 --outDir lib-esm && npm run fixdts",
+    "fixdts": "dts-downlevel 'lib/**/*.d.ts' 'lib-esm/**/*.d.ts'",
     "package": "npm run clean && npm run build && webpack --hide-modules",
     "test": "npm run test:integrate",
     "test:ng12": "karma start --ngversion 1.2.28",
@@ -53,9 +54,9 @@
     "node": ">=4.0.0"
   },
   "license": "MIT",
-  "main": "lib/ng1.js",
-  "jsnext:main": "lib-esm/ng1.js",
-  "typings": "lib/ng1.d.ts",
+  "main": "lib/index.js",
+  "jsnext:main": "lib-esm/index.js",
+  "typings": "lib/index.d.ts",
   "dependencies": {
     "ui-router-core": "=1.0.1"
   },
@@ -73,6 +74,7 @@
     "clone": "^1.0.2",
     "conventional-changelog": "^1.1.0",
     "conventional-changelog-cli": "^1.1.1",
+    "dts-downlevel": "^0.1.0",
     "glob": "^7.0.5",
     "jasmine-core": "^2.4.1",
     "karma": "^1.2.0",

webpack.config.js

@@ -12,8 +12,8 @@ module.exports = {
   entry: {
     "angular-ui-router": "./src/index.ts",
     "angular-ui-router.min": "./src/index.ts",
-    "stateEvents": "./src/ng1/legacy/stateEvents.ts",
-    "stateEvents.min": "./src/ng1/legacy/stateEvents.ts",
+    "stateEvents": "./src/legacy/stateEvents.ts",
+    "stateEvents.min": "./src/legacy/stateEvents.ts",
   },
 
   output: {

yarn.lock

@@ -1074,6 +1074,12 @@ dot-prop@^3.0.0:
   dependencies:
     is-obj "^1.0.0"
 
+dts-downlevel:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/dts-downlevel/-/dts-downlevel-0.1.0.tgz#15cddc2cf44a34ad426d1975341499a762d077ef"
+  dependencies:
+    replace-in-file "^2.0.3"
+
 [email protected]:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/duplexer2/-/duplexer2-0.0.2.tgz#c614dcf67e2fb14995a91711e5a617e8a60a31db"
@@ -1581,7 +1587,7 @@ glob@^5.0.15, [email protected]:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.0.0, glob@^7.0.3, glob@^7.0.5:
+glob@^7.0.0, glob@^7.0.3, glob@^7.0.5, glob@^7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
   dependencies:
@@ -3131,6 +3137,12 @@ [email protected]:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/replace-ext/-/replace-ext-0.0.1.tgz#29bbd92078a739f0bcce2b4ee41e837953522924"
 
+replace-in-file@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/replace-in-file/-/replace-in-file-2.0.3.tgz#2ab0179c2978e42aadcff5378f279a70f00d2096"
+  dependencies:
+    glob "^7.1.1"
+
 request-progress@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/request-progress/-/request-progress-2.0.1.tgz#5d36bb57961c673aa5b788dbc8141fdf23b44e08"