Migrate to TypeScript and use Map (#99)

Migrate to TypeScript & Microbundle, move to Map for event handler storage

1 files changed, 25 insertions, 35 deletions

diff --git a/package.json b/package.json
index 6275b3a..ac14731 100644
--- a/package.json
+++ b/package.json
@@ -3,20 +3,20 @@
   "version": "1.2.0",
   "description": "Tiny 200b functional Event Emitter / pubsub.",
   "jsnext:main": "dist/mitt.es.js",
+  "source": "src/index.ts",
   "module": "dist/mitt.es.js",
   "main": "dist/mitt.js",
   "umd:main": "dist/mitt.umd.js",
+  "typings": "dist/index.d.ts",
   "scripts": {
     "bump": "standard-version",
-    "testonly": "mocha --require esm --require flow-remove-types/register test/**/*.js",
-    "lint": "eslint src test",
-    "test": "flow && npm run lint && npm run testonly",
-    "build": "npm-run-all --silent clean -p rollup -p minify:* -s docs size",
+    "testonly": "mocha --require esm --require ts-node/register test/**/*.js",
+    "lint": "eslint src test --ext ts --ext js",
+    "test": "tsc src/index.ts --noEmit && npm run lint && npm run testonly",
+    "bundle": "microbundle",
+    "build": "npm-run-all --silent clean -p bundle -s docs size",
     "clean": "rimraf dist",
-    "rollup": "rollup -c",
-    "minify:cjs": "uglifyjs $npm_package_main -cm toplevel -o $npm_package_main -p relative --in-source-map ${npm_package_main}.map --source-map ${npm_package_main}.map",
-    "minify:umd": "uglifyjs $npm_package_umd_main -cm -o $npm_package_umd_main -p relative --in-source-map ${npm_package_umd_main}.map --source-map ${npm_package_umd_main}.map",
-    "docs": "documentation readme src/index.js --section API -q",
+    "docs": "documentation readme src/index.ts --section API -q --parse-extension ts",
     "size": "echo \"Gzipped Size: $(strip-json-comments --no-whitespace $npm_package_main | gzip-size | pretty-bytes)\"",
     "release": "npm run build -s && npm run bump && git push --follow-tags origin master && npm publish"
   },
@@ -33,21 +33,15 @@
   "license": "MIT",
   "files": [
     "src",
-    "dist",
-    "mitt.d.ts"
+    "dist"
   ],
-  "babel": {
-    "presets": [
-      "es2015",
-      "stage-0"
-    ],
-    "plugins": [
-      "transform-flow-strip-types"
-    ]
-  },
   "eslintConfig": {
-    "extends": "eslint:recommended",
-    "parser": "babel-eslint",
+    "extends": [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/eslint-recommended",
+      "plugin:@typescript-eslint/recommended"
+    ],
+    "parser": "@typescript-eslint/parser",
     "parserOptions": {
       "sourceType": "module"
     },
@@ -63,34 +57,30 @@
       "semi": [
         2,
         "always"
-      ]
+      ],
+      "@typescript-eslint/no-explicit-any": 0,
+      "@typescript-eslint/explicit-function-return-type": 0,
+      "@typescript-eslint/no-empty-function": 0
     }
   },
-  "typings": "./mitt.d.ts",
   "devDependencies": {
-    "babel-core": "^6.9.1",
-    "babel-eslint": "^10.0.3",
-    "babel-plugin-transform-flow-strip-types": "^6.21.0",
-    "babel-preset-es2015": "^6.9.0",
-    "babel-preset-stage-0": "^6.5.0",
+    "@typescript-eslint/eslint-plugin": "^2.34.0",
+    "@typescript-eslint/parser": "^2.34.0",
     "chai": "^3.5.0",
-    "documentation": "^4.0.0-beta4",
+    "documentation": "^13.0.0",
     "eslint": "^6.5.1",
     "esm": "^3.2.25",
-    "flow-bin": "^0.38.0",
-    "flow-remove-types": "^1.2.0",
     "gzip-size-cli": "^1.0.0",
+    "microbundle": "^0.12.0",
     "mocha": "^3.2.0",
     "npm-run-all": "^2.1.1",
     "pretty-bytes-cli": "^2.0.0",
     "rimraf": "^2.5.2",
-    "rollup": "^0.41.4",
-    "rollup-plugin-buble": "^0.15.0",
-    "rollup-plugin-flow": "^1.1.1",
     "sinon": "^1.17.4",
     "sinon-chai": "^2.8.0",
     "standard-version": "^4.0.0",
     "strip-json-comments-cli": "^1.0.1",
-    "uglify-js": "^2.6.2"
+    "ts-node": "^8.10.1",
+    "typescript": "^3.9.3"
   }
 }