Right now query in the nodejs api is just a string. we should support gql-parsed strings too, so that if they are exported elsewhere, it can be used directly.

import gql from 'graphql-tag';

export const GRAPHQL_QUERY=gql`
  query {
    something {
      anotherthing
    }
  }
`;

I'm not sure how feasible this may be, but the old logparser program from Microsoft supported queries like

Select * from test.csv

And it would read from test.csv, without needing any config files.

I'd like to add a config and the ability to have a .js config file in order to generate nestjs repositories and files that just have types. The easiest way to do this, and without introducing much additional maintenance would be to let folks supply their own generator templates.

Splitting the types to a different library might be a little tricky to add in a config, so at first it might not b

Is your feature request related to a problem? Please describe.
Sometimes people need to run the same operation on multiple files.
For example: #23

Describe the solution you'd like
Allow -f, --file and -o, --out to be passed multiple times.

Dasel should then perform the operation (put or select) on all of the given files.

Describe alternatives you've considered