Refactor things

Author: wooorm

.gitignore

@@ -1,4 +1,3 @@
-.nyc_output/
 coverage/
 node_modules/
 *.log

package.json

@@ -27,8 +27,9 @@
   "contributors": [
     "Titus Wormer <[email protected]> (https://wooorm.com)"
   ],
+  "sideEffects": false,
   "type": "module",
-  "module": "./index.js",
+  "main": "index.js",
   "files": [
     "index.js"
   ],
@@ -38,18 +39,17 @@
   },
   "devDependencies": {
     "acorn": "^8.0.0",
-    "c8": "^7.5.0",
-    "nyc": "^15.0.0",
+    "c8": "^7.0.0",
     "prettier": "^2.0.0",
     "remark-cli": "^9.0.0",
     "remark-preset-wooorm": "^8.0.0",
     "tape": "^5.0.0",
-    "xo": "^0.37.0"
+    "xo": "^0.39.0"
   },
   "scripts": {
     "format": "remark . -qfo && prettier . -w --loglevel warn && xo --fix",
-    "test-api": "node test",
-    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node --experimental-modules test.js",
+    "test-api": "node test.js",
+    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node test.js",
     "test": "npm run format && npm run test-coverage"
   },
   "prettier": {
@@ -62,7 +62,6 @@
   },
   "xo": {
     "prettier": true,
-    "ignores": [],
     "rules": {
       "no-var": "off",
       "prefer-arrow-callback": "off"

readme.md

@@ -17,14 +17,15 @@ This makes sure nodes are plain JSON, adds unist positions, normalizes
 
 ## Install
 
+This package is [ESM only](https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c):
+Node 12+ is needed to use it and it must be `import`ed instead of `require`d.
+
 [npm][]:
 
 ```sh
 npm install esast-util-from-estree
 ```
 
-Note that this package is ESM only: it must be imported instead of required.
-
 ## Use
 
 ```js
@@ -73,8 +74,7 @@ Yields:
 
 ## API
 
-`esast-util-from-estree` exports the following identifiers:
-[`fromEstree`](#fromestreeestree-options).
+This package exports the following identifiers: `fromEstree`.
 There is no default export.
 
 ### `fromEstree(estree, options?)`

test.js

@@ -93,14 +93,16 @@ test('esast-util-from-estree', function (t) {
     ['0B1n', 'bin, cap'],
     ['0b1n', 'bin, low']
   ]
+  var index = -1
 
-  bigInts.forEach((d) => {
+  while (++index < bigInts.length) {
     t.deepEqual(
-      fromEstree(parse(d[0], {locations: true})).body[0].expression.bigint,
+      fromEstree(parse(bigInts[index][0], {locations: true})).body[0].expression
+        .bigint,
       '1',
-      'should transform and normalize bigints (`' + d[1] + '`)'
+      'should transform and normalize bigints (`' + bigInts[index][1] + '`)'
     )
-  })
+  }
 
   t.end()
 })