returns the list of arguments. @return

@return canonical constant expression for the given int expression, if it is a constant, or null otherwise

whether this argument is a variable. @return

Google Cloud access key, either p12 or JSON

if this {@link Path} is a simple path (as returned by {@link #isSimplePath()}), it returns the IRI of the path; otherwise, it returns <code>null</code

@effects this.tokens' = concat [ this.tokens, token ]

Caches the given replacement for the specified node, if this is a caching visitor. Otherwise does nothing. The method returns the replacement node.