Raku highlighting

class X::Syntax::Missing 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

Raku highlighting

for 1, 2, 3;

dies with

｢text｣ without highlighting

===SORRY!===
Missing block

because a for that is not a statement modifier must be followed by a block.

Methods §

method what §

Raku highlighting

method what(--> Str:D)

Returns a string description of the missing syntax element.