Comby Helper

Wrapper around CLI tool Comby. Comby is a tool for searching and changing code structure

Quckstart

Install Comby manually https://comby.dev/docs/get-started

1. Run Comby Helper CLI

npx comby-helper

2. Inside of interactive CLI create new pattern

init test

.comby_rules/test.toml file will be created

3. Edit it

[pattern]

match='''swap(:[1], :[2])'''

rewrite='''swap(:[2], :[1])'''

rule='where true'

4. Dry run (to test rule).

Create src folder and add test file to it (somefile.js)

swap(x, y)

Return to interactive console. First argument is a target folder. Second argument is a rule name.

dry-run ./src test # or d ./src test

5. If everything is OK - apply this rule by calling

apply ./src test # or a ./src test

Every file will be changed automatically.

Additional Options

To filter files by extensions add -x option

a ./src test -x .js,.ts,.jsx,.tsx

To exlude folders add -e option

a ./src test -e vendor,node_modules,test

Documentation

Plz refer to official comby docs https://comby.dev/docs/overview