Adopt type=module

follow changes in d3-format:
* type=module
* add exports
* remove zip
* update dependencies

.eslintrc.json

@@ -5,9 +5,7 @@
     "ecmaVersion": 8
   },
   "env": {
-    "es6": true,
-    "node": true,
-    "browser": true
+    "es6": true
   },
   "rules": {
     "no-cond-assign": 0,

.github/workflows/node.js.yml

@@ -4,9 +4,9 @@ name: Node.js CI
 
 on:
   push:
-    branches: [ master ]
+    branches: [ main ]
   pull_request:
-    branches: [ master ]
+    branches: [ main ]
 
 jobs:
   build:
@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [12.x]
+        node-version: [14.x]
 
     steps:
     - uses: actions/checkout@v2

LICENSE

@@ -1,4 +1,4 @@
-Copyright 2018 Observable, Inc.
+Copyright 2018-2021 Observable, Inc.
 
 Permission to use, copy, modify, and/or distribute this software for any purpose
 with or without fee is hereby granted, provided that the above copyright notice

package.json

@@ -1,27 +1,22 @@
 {
   "name": "d3-delaunay",
   "version": "5.3.0",
-  "type": "module",
   "description": "Compute the Voronoi diagram of a set of two-dimensional points.",
-  "keywords": [
-    "voronoi",
-    "delaunay",
-    "geometry"
-  ],
   "homepage": "https://github.com/d3/d3-delaunay",
   "repository": {
     "type": "git",
     "url": "https://github.com/d3/d3-delaunay.git"
   },
+  "keywords": [
+    "voronoi",
+    "delaunay",
+    "geometry"
+  ],
   "license": "ISC",
   "author": {
     "name": "Mike Bostock",
     "url": "https://bost.ocks.org/mike"
   },
-  "files": [
-    "dist/**/*.js",
-    "src/**/*.js"
-  ],
   "contributors": [
     {
       "name": "Vladimir Agafonkin",
@@ -32,24 +27,36 @@
       "url": "https://visionscarto.net"
     }
   ],
-  "main": "dist/d3-delaunay.js",
-  "unpkg": "dist/d3-delaunay.min.js",
+  "type": "module",
+  "files": [
+    "dist/**/*.js",
+    "src/**/*.js"
+  ],
   "module": "src/index.js",
+  "main": "src/index.js",
+  "jsdelivr": "dist/d3-delaunay.min.js",
+  "unpkg": "dist/d3-delaunay.min.js",
+  "exports": {
+    "umd": "./dist/d3-delaunay.min.js",
+    "default": "./src/index.js"
+  },
+  "sideEffects": false,
   "dependencies": {
     "delaunator": "5"
   },
-  "sideEffects": false,
   "devDependencies": {
-    "@observablehq/tape": "~0.0.1",
-    "eslint": "6",
+    "eslint": "7",
     "esm": "3",
+    "mocha": "8",
     "rollup": "1",
-    "rollup-plugin-node-resolve": "5",
     "rollup-plugin-terser": "5"
   },
   "scripts": {
-    "test": "node 'test/delaunay-test.js' && node 'test/voronoi-test.js' && eslint src test",
-    "prepublishOnly": "yarn test && rm -rf dist && rollup -c",
-    "postpublish": "git push && git push --tags && zip -j dist/${npm_package_name}.zip -- LICENSE README.md dist/${npm_package_name}.js dist/${npm_package_name}.min.js"
+    "test": "mocha 'test/**/*-test.js' && eslint src test",
+    "prepublishOnly": "rm -rf dist && yarn test && rollup -c",
+    "postpublish": "git push && git push --tags"
+  },
+  "engines": {
+    "node": ">=12"
   }
 }

test/.eslintrc.json

@@ -0,0 +1,15 @@
+{
+  "extends": "eslint:recommended",
+  "parserOptions": {
+    "sourceType": "module",
+    "ecmaVersion": 8
+  },
+  "env": {
+    "es6": true,
+    "mocha": true
+  },
+  "rules": {
+    "no-cond-assign": 0,
+    "no-constant-condition": 0
+  }
+}