Compilation error due to a missing piece of syntax
does X::Syntax
Syntax error thrown when the previous piece of syntax requires the existence of another piece of syntax, and that second piece is missing.
For example
for 1, 2, 3;
dies with
===SORRY!===Missing block
because a for
that is not a statement modifier must be followed by a block.
method what(--> Str)
Returns a string description of the missing syntax element.