NAME
Erlang::Parser::Node::Alt - an alternative in a case or try
DESCRIPTION
One alternative (the catch class (if any), pattern match, guards (if any) and expressions) in a case or try statement.
Accessors
catch-
True if this is a case in a catch clause. If so, it will also possess the
classattribute. class-
The class in the pattern match; the 'Z' in try X catch Y:Z -> ... end.
expr-
The Erlang::Parser::Node pattern match expression.
whens-
A Erlang::Parser::Node::WhenList of guard sequences/expressions, if any.
stmts-
A list of Erlang::Parser::Nodes; the body executed for this alternative.
Methods
print-
Pretty-prints the node to its filehandle argument.
EXAMPLE
{X, Y} when is_bool(X) ->
Z = Y + Y,
Z * 2