!config
# Arara, the cool TeX automation tool
# Copyright (c) 2020, Island of TeX 
# All rights reserved.
#
# This rule is part of arara.
identifier: asymptote
name: Asymptote
authors:
- Island of TeX
commands:
- name: Asymptote
  command: >
    @{
        return getCommand('asy', color, engine, twice,
               format, output, options, reference);
    }
arguments:
- identifier: color
  flag: >
    @{
        if ([ 'bw', 'cmyk', 'rgb', 'gray' ].contains(parameters.color)) {
            return '-' + parameters.color;
        } else {
            throwError('The provided color enforcement is not valid.');
        }
    }
- identifier: engine
  flag: >
    @{
        if ([ 'latex', 'pdflatex' , 'xelatex', 'lualatex', 'tex', 'pdftex',
              'luatex', 'context', 'none' ].contains(parameters.engine)) {
            return [ '-tex', parameters.engine ];
        } else {
            throwError('The provided TeX engine is invalid.');
        }
    }
  default: latex
- identifier: twice
  flag: >
    @{
        return isTrue(parameters.twice, '-twice');
    }
- identifier: format
  flag: >
    @{
        return [ '-f', parameters.format ];
    }
- identifier: output
  flag: >
    @{
        return [ '-o', parameters.output ];
    }
- identifier: options
  flag: >
    @{
        if (isList(parameters.options)) {
            return parameters.options;
        } else {
            throwError('I was expecting a list of options.');
        }
    }
