class X::TypeCheck is Exception { }
Error class thrown when a type check fails.
method operation(--> Str:D)
Returns a string description of the operation that failed, for example
"assignment", "binding", "return".
method got()
Returns the object that failed to type check
method expected()
Returns the type object against which the check failed.
class X::Attribute::Undeclared
class X::Channel::ReceiveOnClosed
class X::Channel::SendOnClosed
class X::Composition::NotComposable
class X::Constructor::Positional
class X::DateTime::TimezoneClash
class X::Declaration::Scope::Multi
class X::Inheritance::NotComposed
class X::Inheritance::Unsupported
class X::Method::InvalidQualifier
class X::Method::Private::Permission
class X::Method::Private::Unqualified
class X::Numeric::CannotConvert
class X::Numeric::DivideByZero
class X::Parameter::MultipleTypeConstraints
class X::Parameter::Placeholder
class X::Parameter::WrongOrder
class X::Placeholder::Mainline
class X::Proc::Async::AlreadyStarted
class X::Proc::Async::BindOrUse
class X::Proc::Async::CharsOrBytes
class X::Proc::Async::MustBeStarted
class X::Proc::Async::OpenForWriting
class X::Proc::Async::TapBeforeSpawn
class X::Promise::CauseOnlyValidOnBroken
class X::Scheduler::CueInNaNSeconds
class X::Signature::Placeholder
class X::Syntax::Augment::WithoutMonkeyTyping
class X::Syntax::Comment::Embedded
class X::Syntax::InfixInTermPosition
class X::Syntax::Number::RadixOutOfRange
class X::Syntax::Regex::Adverb
class X::Syntax::Regex::SolitaryQuantifier
class X::Syntax::Self::WithoutObject
class X::Syntax::Signature::InvocantMarker
class X::Syntax::Term::MissingInitializer
class X::Syntax::Variable::Match
class X::Syntax::Variable::Numeric
class X::Syntax::Variable::Twigil
class X::Temporal::InvalidFormat
class X::TypeCheck::Assignment
Resoures
Learning
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