Erlang::Parser::Node::UnOp - a unary operation
An prefix unary operation.
op
The operation as a string (i.e. '!', 'not').
a
The Erlang::Parser::Node argument to the operation.
print
Pretty-prints the node to its filehandle argument.
!true
To install Erlang::Parser, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Erlang::Parser
CPAN shell
perl -MCPAN -e shell install Erlang::Parser
For more information on module installation, please visit the detailed CPAN module installation guide.