Raku exception Types

class	Backtrace	Snapshot of the dynamic call stack
class	Backtrace::Frame	Single frame of a Backtrace
class	CX::Done	Done control exception
class	CX::Emit	Emit control exception
class	CX::Last	Last control exception
class	CX::Next	Next control exception
class	CX::Proceed	Proceed control exception
class	CX::Redo	Redo control exception
class	CX::Return	Return control exception
class	CX::Succeed	Succeed control exception
class	CX::Take	Take control exception
class	CX::Warn	Control exception warning
class	Exception	Anomalous event capable of interrupting normal control-flow
class	Failure	Delayed exception
class	X::AdHoc	Error with a custom message
class	X::Anon::Augment	Compilation error due to augmenting an anonymous package
class	X::Anon::Multi	Compilation error due to declaring an anonymous multi
class	X::Assignment::RO	Exception thrown when trying to assign to something read-only
class	X::Attribute::NoPackage	Compilation error due to declaring an attribute outside of a package
class	X::Attribute::Package	Compilation error due to declaring an attribute in an ineligible package
class	X::Attribute::Required	Compilation error due to not declaring an attribute with the is required trait
class	X::Attribute::Undeclared	Compilation error due to an undeclared attribute
class	X::Augment::NoSuchType	Compilation error due to augmenting a non-existing type
class	X::Bind	Error due to binding to something that is not a variable or container
class	X::Bind::NativeType	Compilation error due to binding to a natively typed variable
class	X::Bind::Slice	Error due to binding to a slice
class	X::Caller::NotDynamic	Error while trying to access a non dynamic variable through CALLER
class	X::Channel::ReceiveOnClosed	Error due to calling receive on a closed channel
class	X::Channel::SendOnClosed	Error due to calling send on a closed channel
role	X::Comp	Common role for compile-time errors
class	X::Composition::NotComposable	Compilation error due to composing an ineligible type
class	X::Constructor::Positional	Error due to passing positional arguments to a default constructor
class	X::Control	Role for control exceptions
class	X::ControlFlow	Error due to calling a loop control command in an ineligible scope
class	X::ControlFlow::Return	Error due to calling return outside a routine
class	X::DateTime::TimezoneClash	Error due to using both time zone offset and :timezone
class	X::Declaration::Scope	Compilation error due to a declaration with an ineligible scope
class	X::Declaration::Scope::Multi	Compilation error due to declaring a multi with an ineligible scope
class	X::Does::TypeObject	Error due to mixing into a type object
class	X::Dynamic::NotFound	Runtime error thrown when a dynamic variable does not exist
class	X::Eval::NoSuchLang	Error due to specifying an unknown language for EVAL
class	X::Export::NameClash	Compilation error due to exporting the same symbol twice
role	X::IO	IO related error
class	X::IO::Chdir	Error while trying to change the working directory
class	X::IO::Chmod	Error while trying to change file permissions
class	X::IO::Copy	Error while trying to copy a file
class	X::IO::Cwd	Error while trying to determine the current working directory
class	X::IO::Dir	Error while trying to get a directory's contents
class	X::IO::DoesNotExist	Error while doing file tests on a non existing path
class	X::IO::Link	Error while trying to create a link
class	X::IO::Mkdir	Error while trying to create a directory
class	X::IO::Move	Error while trying to move a file
class	X::IO::Rename	Error while trying to rename a file or directory
class	X::IO::Rmdir	Error while trying to remove a directory
class	X::IO::Symlink	Error while trying to create a symbolic link
class	X::IO::Unlink	Error while trying to remove a file
class	X::Inheritance::NotComposed	Error due to inheriting from a type that's not composed yet
class	X::Inheritance::Unsupported	Compilation error due to inheriting from an ineligible type
class	X::Method::InvalidQualifier	Error due to calling a qualified method from an ineligible class
class	X::Method::NotFound	Error due to calling a method that isn't there
class	X::Method::Private::Permission	Compilation error due to calling a private method without permission
class	X::Method::Private::Unqualified	Compilation error due to an unqualified private method call
class	X::Mixin::NotComposable	Error due to using an ineligible type as a mixin
class	X::NYI	Error due to use of an unimplemented feature
class	X::NoDispatcher	Error due to calling a dispatch command in an ineligible scope
class	X::Numeric::Real	Error while trying to coerce a number to a Real type
role	X::OS	Error reported by the operating system
class	X::Obsolete	Compilation error due to use of obsolete syntax
class	X::OutOfRange	Error due to indexing outside of an allowed range
class	X::Package::Stubbed	Compilation error due to a stubbed package that is never defined
class	X::Parameter::Default	Compilation error due to an unallowed default value in a signature
class	X::Parameter::MultipleTypeConstraints	Compilation error due to a parameter with multiple type constraints
class	X::Parameter::Placeholder	Compilation error due to an unallowed placeholder in a signature
class	X::Parameter::Twigil	Compilation error due to an unallowed twigil in a signature
class	X::Parameter::WrongOrder	Compilation error due to passing parameters in the wrong order
class	X::Phaser::Multiple	Compilation error due to multiple phasers of the same type
class	X::Phaser::PrePost	Error due to a false return value of a PRE/POST phaser
class	X::Placeholder::Block	Compilation error due to a placeholder in an ineligible block
class	X::Placeholder::Mainline	Compilation error due to a placeholder in the mainline
role	X::Pod	Pod related error
role	X::Proc::Async	Exception thrown by Proc::Async
class	X::Proc::Async::AlreadyStarted	Error due to calling start on an already started Proc::Async object
class	X::Proc::Async::BindOrUse	Error due to trying to bind a handle that is also used
class	X::Proc::Async::CharsOrBytes	Error due to tapping the same Proc::Async stream for both text and binary reading
class	X::Proc::Async::MustBeStarted	Error due to interacting with a Proc::Async stream before spawning its process
class	X::Proc::Async::OpenForWriting	Error due to writing to a read-only Proc::Async object
class	X::Proc::Async::TapBeforeSpawn	Error due to tapping a Proc::Async stream after spawning its process
class	X::Proc::Unsuccessful	Exception thrown if a Proc object is sunk after the process it ran exited unsuccessfully
class	X::Promise::CauseOnlyValidOnBroken	Error due to asking why an unbroken promise has been broken.
class	X::Promise::Vowed	Error due to directly trying to keep/break a vowed promise.
class	X::Redeclaration	Compilation error due to declaring an already declared symbol
class	X::Role::Initialization	Error due to passing an initialization value to an ineligible role
class	X::Scheduler::CueInNaNSeconds	Error caused by passing NaN to Scheduler.cue as :at, :in, or :every
class	X::Seq::Consumed	Error due to trying to reuse a consumed sequence
class	X::Sequence::Deduction	Error due to constructing a sequence from ineligible input
class	X::Signature::NameClash	Compilation error due to two named parameters with the same name
class	X::Signature::Placeholder	Compilation error due to placeholders in a block with a signature
class	X::Str::Numeric	Error while trying to coerce a string to a number
class	X::StubCode	Runtime error due to execution of stub code
role	X::Syntax	Syntax error thrown by the compiler
class	X::Syntax::Augment::WithoutMonkeyTyping	Compilation error due to augmenting a type without the MONKEY-TYPING pragma
class	X::Syntax::Comment::Embedded	Compilation error due to a malformed inline comment
class	X::Syntax::Confused	Compilation error due to unrecognized syntax
class	X::Syntax::InfixInTermPosition	Compilation error due to an infix in term position
class	X::Syntax::Malformed	Compilation error due to a malformed construct (usually a declarator)
class	X::Syntax::Missing	Compilation error due to a missing piece of syntax
class	X::Syntax::NegatedPair	Compilation error due to passing an argument to a negated colonpair
class	X::Syntax::NoSelf	Compilation error due to implicitly using a self that is not there
class	X::Syntax::Number::RadixOutOfRange	Compilation error due to an unallowed radix in a number literal
class	X::Syntax::P5	Compilation error due to use of Perl 5-only syntax
class	X::Syntax::Perl5Var	Compilation error due to use of Perl 5-only default variables
class	X::Syntax::Regex::Adverb	Compilation error due to an unrecognized regex adverb
class	X::Syntax::Regex::SolitaryQuantifier	Compilation error due to a regex quantifier without preceding atom
class	X::Syntax::Reserved	Compilation error due to use of syntax reserved for future use
class	X::Syntax::Self::WithoutObject	Compilation error due to invoking self in an ineligible scope
class	X::Syntax::Signature::InvocantMarker	Compilation error due to a misplaced invocant marker in a signature
class	X::Syntax::Term::MissingInitializer	Compilation error due to declaring a term without initialization
class	X::Syntax::UnlessElse	Compilation error due to an unless clause followed by else
class	X::Syntax::Variable::Match	Compilation error due to declaring a match variable
class	X::Syntax::Variable::Numeric	Compilation error due to declaring a numeric symbol
class	X::Syntax::Variable::Twigil	Compilation error due to an unallowed twigil in a declaration
role	X::Temporal	Error related to DateTime or Date
class	X::Temporal::InvalidFormat	Error due to using an invalid format when creating a DateTime or Date
class	X::TypeCheck	Error due to a failed type check
class	X::TypeCheck::Assignment	Error due to a failed type check during assignment
class	X::TypeCheck::Binding	Error due to a failed type check during binding
class	X::TypeCheck::Return	Error due to a failed typecheck during return
class	X::TypeCheck::Splice	Compilation error due to a macro trying to splice a non-AST value
class	X::Undeclared	Compilation error due to an undeclared symbol