Documentation for method signature assembled from the following pages:

Class: ForeignCode §

From ForeignCode

(ForeignCode) method signature §

method signatureForeignCode:D: )

Returns the signature of the enclosed code.

Class: Code §

From Code

(Code) method signature §

Defined as:

multi method signature(Code:D: --> Signature:D)

Returns the Signature object for this code object, which describes its parameters.

sub a(Int $oneStr $two{};
say &a.signature# OUTPUT: «(Int $one, Str $two)␤»

Role: Systemic §

From Systemic

(Systemic) method signature §

Instance method returning the signature of the object. Returns a Blob type object if the signature could not be established.