!config
# Arara, the cool TeX automation tool
# Copyright (c) 2023, Island of TeX
# All rights reserved.
#
# This rule is part of arara.
identifier: songidx
name: SongIDX
authors:
- Francesco Endrici
- Island of TeX
commands:
- name: The SongIDX Lua script
 command: >
   @{
       infile = getBasename(input[0]).concat('.sxd');
       return getCommand('texlua', script, options, infile);
   }
arguments:
- identifier: input
 flag: >
   @{
       parameters.input
   }
 required: true
- identifier: options
 flag: >
   @{
       if (isList(parameters.options)) {
           return parameters.options;
       }
       else {
           throwError('I was expecting a list of options.');
       }
   }
- identifier: script
 flag: >
   @{
       parameters.script
   }
 default: songidx.lua