Merge pull request #3 from calcit-lang/refactor

Refactor for performance

Author: TCXX

.github/workflows/tests.yaml

@@ -3,7 +3,7 @@ name: Tests
 on:
   push:
     branches:
-      - master
+      - main
   pull_request: {}
 
 jobs:
@@ -25,10 +25,14 @@ jobs:
 
     - name: "prepare modules"
       run: >
-        mkdir -p ~/.config/calcit/modules/ && cd ~/.config/calcit/modules/ && echo 'no deps'
+        mkdir -p ~/.config/calcit/modules/ && cd ~/.config/calcit/modules/
         && git clone https://github.com/calcit-lang/calcit-test
 
     - name: "test"
-      run: mode=ci cr -1
+      run: cr --entry test -1
 
-    - run: mode=ci cr --emit-js -1 && yarn && yarn webpack && node ./js-out/bundle.js
+    - run: >
+        cr --emit-js -1 --entry test
+        && yarn
+        && yarn esbuild test.js --bundle --outfile=js-out/bundle.js --platform=node
+        && node ./js-out/bundle.js

README.md

@@ -18,21 +18,15 @@ For JavaScript:
 
 ```bash
 cr --emit-js -1 # emit-js once
-yarn webpack
+yarn build
 node js-out/bundle.js # run code
 ```
 
-watch reload js program:
+### Special cases
 
-```bash
-cr --emit-js
-
-# and watch and build with Webpack
-hot=true webpack --watch
+Nothing could be inserted between `a` and `a+` since `+` is very close to zero. Such a key which ends with `+` should not be created from current implementation.
 
-# run with hot reload
-node js-out/bundle.js
-```
+Smallest visible value is `+`, largest visible values would be `zzzzz.....`(infinitely). They are both tricky.
 
 ### Workflow