Converted to ES modules (#135)

* gh ci

* fix lint errors

* structuredClone

* convert to ES modules

* prettier

* use loadsh-es instead of lodash

* more precise imports

* don't check formatting with eslint

* microbundle

* use classes instead of Function

* bump mocha

* bump eslint

* bump fastbitset

* remove unused .babelrc

* use named improts in tests

* Small fixes

* facets_ids takes only 2 params

* Object.create(null) should be faster than {}

* fix package.json

* backward compatibility with old node

* bundle dependencies

* fixes

.eslintrc.yml

@@ -14,19 +14,8 @@ ignorePatterns:
   - temp
 parserOptions:
   ecmaVersion: 12
+  sourceType: module
 rules:
-  indent:
-    - error
-    - 2
-  linebreak-style:
-    - error
-    - unix
-  quotes:
-    - error
-    - single
-  semi:
-    - error
-    - always
   no-unused-vars:
     - error
     - args: after-used

.github/workflows/push.yml

@@ -0,0 +1,18 @@
+name: push
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: "*"
+          cache: "npm"
+      - run: npm ci
+      - run: npm run lint
+      - run: npm test

.gitignore

@@ -36,4 +36,4 @@ jspm_packages
 # Optional REPL history
 .node_repl_history
 
-lib
+dist

.prettierrc

@@ -0,0 +1,3 @@
+{
+  "singleQuote": true
+}