Usage:

    /usr/bin/yamlpp-load-dump [options] < file
    /usr/bin/yamlpp-load-dump [options] file

Options:
    --boolean=            'perl', 'JSON::PP', 'boolean'
    --cyclic              Allow cyclic references
    --duplicate-keys      Allow duplicate keys
    --indent=             Number of spaces for indentation
    --width=              Maximum column width (only used in flow style for now)
    --[no-]header         Print '---' (default)
    --[no-]footer         Print '...'
    --merge               Enable loading merge keys '<<'
    --require-footer      Require '...' and the end of each document
    --perl                Enable loading perl types and objects (use only
                          on trusted input!)
    --preserve, -P        Comma separated: 'order', 'scalar', 'flow', 'alias'.
                          Set to 0 to preserve nothing.
                          By default all things are preserved
    --module -M           YAML::PP (default), YAML, YAML::PP::LibYAML,
                          YAML::Syck, YAML::Tiny, YAML::XS, YAML::PP::Ref
    --dump-module -D      All of the above plus Data::Dumper, JSON::PP,
                          JSON::XS, Cpanel::JSON::XS
    --yaml-version=       '1.2' (default), '1.1', '1.2,1.1', '1.1,1.2'
    --version-directive   Print '%YAML <version>'
    --include             Enable Include Schema
    --include-absolute    Allow absolute paths and ../../../ in includes (use
                          only on trusted input!)