sfdx-code-gen 
A tool for generating Salesforce DX source code from templates.
Setup
Install from source
-
Install the Salesforce CLI.
-
Clone the repository:
git clone git@github.com:wadewegner/sfdx-code-gen.git -
Install npm modules:
npm install -
Link the plugin:
sfdx plugins:link .
Install as plugin
- Install plugin:
sfdx plugins:install sfdx-code-gen