BoolOptions constructor
const
BoolOptions({})
Creates a new BoolOptions.
Implementation
const BoolOptions({
this.truthy = const {'true', '1', 'yes', 'y', 'on', 'ok', 't'},
this.falsy = const {'false', '0', 'no', 'n', 'off', 'f'},
this.numericPositiveIsTrue = true,
});