nl_tokens: / * the ( recursive ) guts of _shellEscape . returns a leaf node ( string ) or a possibly - empty array of arrays / leaf nodes . prunes null and undefined by returning empty arrays
pl_tokens: function __shellEscape ( params , options ) { if ( params instanceof Escaped ) { return params . value } else if ( Array . isArray ( params ) ) { return params . map ( param => __shellEscape ( param , <mask> ) ) } else if ( params == null ) { return [ ] } else { return options . verbatim ? String ( params ) : shellEscape ( String ( params ) ) } }