Documented Types
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Documented Types

Built in types

This is a list of the built-in types that are documented, sorted by class/enum/module/role and by categories.

Basic classes

Subset UInt

Unsigned integer (arbitrary-precision)

class AST

Abstract representation of a piece of source code

class Allomorph

Dual value number and string

class Any

Thing/object

class Block

Code object with its own lexical scope

class CallFrame

Captures the current frame state

class Code

Code object

class Collation

Encapsulates instructions about how strings should be sorted

class Compiler

Information related to the compiler that is being used

class Complex

Complex number

class ComplexStr

Dual value complex number and string

class Cool

Object that can be treated as both a string and number

class CurrentThreadScheduler

Scheduler that synchronously executes code on the current thread

class Date

Calendar date

class DateTime

Calendar date with time

class Distribution::Hash

Distribution::Hash

class Distribution::Locally

Distribution::Locally

class Distribution::Path

Distribution::Path

class Distribution::Resource

Every one of the resources installed with a distribution

class Duration

Length of time

class Encoding::Registry

Management of available encodings

class FatRat

Rational number (arbitrary-precision)

class ForeignCode

Rakudo-specific class that wraps around code in other languages (generally NQP)

class HyperSeq

An object for performing batches of work in parallel with ordered output

class HyperWhatever

Placeholder for multiple unspecified values/arguments

class Instant

Specific moment in time

class Int

Integer (arbitrary-precision)

class IntStr

Dual value integer and string

class Junction

Logical superposition of values

class Label

Tagged location in the source code

class Lock::Async

A non-blocking, non-re-entrant, mutual exclusion lock

class Macro

Compile-time routine

class Method

Member function

class Mu

The root of the Raku type hierarchy.

class Nil

Absence of a value or a benign failure

class Num

Floating-point number

class NumStr

Dual value floating-point number and string

class ObjAt

Unique identification for an object

class Parameter

Element of a Signature

class Perl

Perl related information

class Proxy

Item container with custom storage and retrieval

class RaceSeq

Performs batches of work in parallel without respecting original order.

class Raku

Raku related information

class Rat

Rational number (limited-precision)

class RatStr

Dual value rational number and string

class Routine

Code object with its own lexical scope and return handling

class Routine::WrapHandle

Holds all information needed to unwrap a wrapped routine.

class Scalar

A mostly transparent container used for indirections

class Signature

Parameter list pattern

class Str

String of characters

class StrDistance

Contains the result of a string transformation.

class Sub

Subroutine

class Submethod

Member function that is not inherited by subclasses

class Telemetry

Collect performance state for analysis

class Telemetry::Instrument::Thread

Instrument for collecting Thread data

class Telemetry::Instrument::ThreadPool

Instrument for collecting ThreadPoolScheduler data

class Telemetry::Instrument::Usage

Instrument for collecting getrusage data

class Telemetry::Period

Performance data over a period

class Telemetry::Sampler

Telemetry instrument pod

class ValueObjAt

Unique identification for value types

class Variable

Object representation of a variable for use in traits

class Version

Module version descriptor

class Whatever

Placeholder for the value of an unspecified argument

class WhateverCode

Code object constructed by Whatever-currying

class atomicint

Integer (native storage at the platform's atomic operation size)

class int

Native integer

role Numeric

Number or object that can act as a number

Composite classes

class Array

Sequence of itemized values

class Bag

Immutable collection of distinct objects with integer weights

class BagHash

Mutable collection of distinct objects with integer weights

class Capture

Argument list suitable for passing to a Signature

class Hash

Mapping from strings to itemized values

class List

Sequence of values

class Map

Immutable mapping from strings to values

class Mix

Immutable collection of distinct objects with Real weights

class MixHash

Mutable collection of distinct objects with Real weights

class NFC

Codepoint string in Normal Form C (composed)

class NFD

Codepoint string in Normal Form D (decomposed)

class NFKC

Codepoint string in Normal Form KC (compatibility composed)

class NFKD

Codepoint string in Normal Form KD (compatibility decomposed)

class Pair

Key/value pair

class PseudoStash

Stash type for pseudo-packages

class Range

Interval of ordered values

class Seq

An iterable, potentially lazy sequence of values

class Set

Immutable collection of distinct objects

class SetHash

Mutable collection of distinct objects

class Slip

A kind of List that automatically flattens into an outer container

class Stash

Table for "our"-scoped symbols

class Uni

A string of Unicode codepoints

class utf8

Mutable uint8 buffer for utf8 binary data

Basic classes

Subset UInt

Unsigned integer (arbitrary-precision)

class AST

Abstract representation of a piece of source code

class Allomorph

Dual value number and string

class Any

Thing/object

class Block

Code object with its own lexical scope

class CallFrame

Captures the current frame state

class Code

Code object

class Collation

Encapsulates instructions about how strings should be sorted

class Compiler

Information related to the compiler that is being used

class Complex

Complex number

class ComplexStr

Dual value complex number and string

class Cool

Object that can be treated as both a string and number

class CurrentThreadScheduler

Scheduler that synchronously executes code on the current thread

class Date

Calendar date

class DateTime

Calendar date with time

class Distribution::Hash

Distribution::Hash

class Distribution::Locally

Distribution::Locally

class Distribution::Path

Distribution::Path

class Distribution::Resource

Every one of the resources installed with a distribution

class Duration

Length of time

class Encoding::Registry

Management of available encodings

class FatRat

Rational number (arbitrary-precision)

class ForeignCode

Rakudo-specific class that wraps around code in other languages (generally NQP)

class HyperSeq

An object for performing batches of work in parallel with ordered output

class HyperWhatever

Placeholder for multiple unspecified values/arguments

class Instant

Specific moment in time

class Int

Integer (arbitrary-precision)

class IntStr

Dual value integer and string

class Junction

Logical superposition of values

class Label

Tagged location in the source code

class Lock::Async

A non-blocking, non-re-entrant, mutual exclusion lock

class Macro

Compile-time routine

class Method

Member function

class Mu

The root of the Raku type hierarchy.

class Nil

Absence of a value or a benign failure

class Num

Floating-point number

class NumStr

Dual value floating-point number and string

class ObjAt

Unique identification for an object

class Parameter

Element of a Signature

class Perl

Perl related information

class Proxy

Item container with custom storage and retrieval

class RaceSeq

Performs batches of work in parallel without respecting original order.

class Raku

Raku related information

class Rat

Rational number (limited-precision)

class RatStr

Dual value rational number and string

class Routine

Code object with its own lexical scope and return handling

class Routine::WrapHandle

Holds all information needed to unwrap a wrapped routine.

class Scalar

A mostly transparent container used for indirections

class Signature

Parameter list pattern

class Str

String of characters

class StrDistance

Contains the result of a string transformation.

class Sub

Subroutine

class Submethod

Member function that is not inherited by subclasses

class Telemetry

Collect performance state for analysis

class Telemetry::Instrument::Thread

Instrument for collecting Thread data

class Telemetry::Instrument::ThreadPool

Instrument for collecting ThreadPoolScheduler data

class Telemetry::Instrument::Usage

Instrument for collecting getrusage data

class Telemetry::Period

Performance data over a period

class Telemetry::Sampler

Telemetry instrument pod

class ValueObjAt

Unique identification for value types

class Variable

Object representation of a variable for use in traits

class Version

Module version descriptor

class Whatever

Placeholder for the value of an unspecified argument

class WhateverCode

Code object constructed by Whatever-currying

class atomicint

Integer (native storage at the platform's atomic operation size)

class int

Native integer

role Numeric

Number or object that can act as a number

Basic enums

enum Bool

Logical Boolean

enum Endian

Indicate endianness (6.d, 2018.12 and later)

Domain-specific enums

enum Order

Human readable form for comparison operators.

Module modules

module Test

Writing and running tests

Basic roles

role Callable

Invocable code object

role Dateish

Object that can be treated as a date

role Distribution

Distribution

role Encoding

Support for character encodings.

role PredictiveIterator

Iterators that can predict number of values

role Rational

Number stored as numerator and denominator

role Real

Non-complex number

role Stringy

String or object that can act as a string

Composite roles

role Associative

Object that supports looking up values by key

role Baggy

Collection of distinct weighted objects

role Blob

Immutable buffer for binary data ('Binary Large OBject')

role Buf

Mutable buffer for binary data

role Enumeration

Working with the role behind the enum type

role Iterable

Interface for container objects that can be iterated over

role Iterator

Generic API for producing a sequence of values

role Mixy

Collection of distinct objects with Real weights

role Positional

Object that supports looking up values by index

role PositionalBindFailover

Failover for binding to a Positional

role QuantHash

Object hashes with a limitation on the type of values

role Sequence

Common methods of sequences

role Setty

Collection of distinct objects

Domain-specific roles

role CompUnit::PrecompilationRepository

CompUnit::PrecompilationRepository

role CompUnit::Repository

CompUnit::Repository

role IO

Input/output related routines

role IO::Socket

Network socket

role Scheduler

Scheme for automatically assigning tasks to threads

role Systemic

Information related to the build system

Exception roles

role X::Comp

Common role for compile-time errors

role X::IO

IO related error

role X::OS

Error reported by the operating system

role X::Pod

Pod related error

role X::Proc::Async

Exception thrown by Proc::Async

role X::Syntax

Syntax error thrown by the compiler

role X::Temporal

Error related to DateTime or Date

Metamodel roles

role Metamodel::AttributeContainer

Metaobject that can hold attributes

role Metamodel::C3MRO

Metaobject that supports the C3 method resolution order

role Metamodel::Documenting

Metarole for documenting types.

role Metamodel::Finalization

Metaobject supporting object finalization

role Metamodel::MROBasedMethodDispatch

Metaobject that supports resolving inherited methods

role Metamodel::MethodContainer

Metaobject that supports storing and introspecting methods

role Metamodel::Mixins

Metaobject for generating mixins

role Metamodel::MultipleInheritance

Metaobject that supports multiple inheritance

role Metamodel::Naming

Metaobject that supports named types

role Metamodel::ParametricRoleGroupHOW

Represents a group of roles with different parameterizations

role Metamodel::ParametricRoleHOW

Represents a non-instantiated, parameterized, role.

role Metamodel::PrivateMethodContainer

Metaobject that supports private methods

role Metamodel::RoleContainer

Metaobject that supports holding/containing roles

role Metamodel::RolePunning

Metaobject that supports punning of roles.

role Metamodel::Stashing

Metarole for type stashes

role Metamodel::Trusting

Metaobject that supports trust relations between types

role Metamodel::Versioning

Metaobjects that support versioning