MapzenJS uses npm for its building process. To run mapzen.js locally or to run examples in examples folder locally, mapzen.js expects the steps below.
npm install
The comand above will install depandancies for the development.
npm run build
This command bundles the javascript source files in src folder to dist , also compiles scss files to css.
If you are planning to actively changing the code, the commands below would help.
npm run dev
This command watches javascript source files and spits out the compiled script whenever there is change.
npm run build-dev-style
This command watches scss files and compiles them to the css whenever change happens in the source files.