Package net.hydromatic.morel.ast

Class Core

java.lang.Object

net.hydromatic.morel.ast.Core

public class Core
extends Object

Core expressions.

Many expressions are sub-classes of similarly named expressions in Ast. This class functions as a namespace, so that we can keep the class names short.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Core.Aggregate	Call to an aggregate function in a compute clause.
static class	Core.Apply	Application of a function to its argument.
static class	Core.AsPat	Layered pattern.
(package private) static class	Core.BaseNode	Abstract base class of Core nodes.
static interface	Core.BindingConsumer	Consumer of bindings.
static class	Core.Case	Case expression.
static class	Core.Con0Pat	Type constructor pattern with no argument.
static class	Core.ConPat	Type constructor pattern with an argument.
static class	Core.DatatypeDecl	Datatype declaration.
static class	Core.Decl	Base class for declarations.
static class	Core.Exp	Base class of core expressions.
static class	Core.Fn	Lambda expression.
static class	Core.From	From expression.
static class	Core.FromStep	A step in a from expression - where, group or order.
static class	Core.Group	A group clause in a from expression.
static class	Core.Id	Reference to a variable.
static class	Core.IdPat	Named pattern.
static class	Core.Let	"Let" expression.
static class	Core.ListPat	List pattern.
static class	Core.Literal	Code of a literal (constant).
static class	Core.LiteralPat	Literal pattern, the pattern analog of the Core.Literal expression.
static class	Core.Local	"Local" expression.
static class	Core.Match	Match.
static class	Core.NamedPat	Base class for named patterns (Core.IdPat and Core.AsPat).
static class	Core.NonRecValDecl	Non-recursive value declaration.
static class	Core.Order	An order clause in a from expression.
static class	Core.OrderItem	An item in an order clause.
static class	Core.Pat	Base class for a pattern.
static class	Core.RecordPat	Record pattern.
static class	Core.RecordSelector	Record selector function.
static class	Core.RecValDecl	Recursive value declaration.
static class	Core.Scan	A join or v in listExpr or v = expr clause in a from expression.
static class	Core.Skip	A skip clause in a from expression.
static class	Core.Take	A take clause in a from expression.
static class	Core.Tuple	Tuple expression.
static class	Core.TuplePat	Tuple pattern, the pattern analog of the Core.Tuple expression.
static class	Core.ValDecl	Abstract (recursive or non-recursive) value declaration.
static class	Core.Where	A where clause in a from expression.
static class	Core.WildcardPat	Wildcard pattern.
(package private) static class	Core.Wrapper	Wraps a value as a Comparable, and stores the global expression from which the value was derived.
static class	Core.Yield	Step that computes an expression.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Core()

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Core

private Core()