Uses of Class
net.hydromatic.morel.ast.Core.FromStep

Packages that use Core.FromStep

Package	Description
net.hydromatic.morel.ast	Abstract syntax tree.
net.hydromatic.morel.compile	Validates programs (represented as AstNode), deduces their type, and compiles them into code that can be evaluated.

Uses of Core.FromStep in net.hydromatic.morel.ast

Subclasses of Core.FromStep in net.hydromatic.morel.ast

Modifier and Type	Class	Description
static class	Core.Except	An except clause in a from expression.
static class	Core.Group	A group clause in a from expression.
static class	Core.Intersect	An intersect clause in a from expression.
static class	Core.Order	An order clause in a from expression.
static class	Core.Scan	A join or v in listExpr or v = expr clause in a from expression.
static class	Core.SetStep	Base class of Core.Except, Core.Intersect, Core.Union.
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.Union	A union clause in a from expression.
static class	Core.Unorder	Step that converts the stream to an unordered collection.
static class	Core.Where	A where clause in a from expression.
static class	Core.Yield	Step that computes an expression.

Fields in net.hydromatic.morel.ast with type parameters of type Core.FromStep

Modifier and Type	Field	Description
final com.google.common.collect.ImmutableList<Core.FromStep>	Core.From.steps
private final List<Core.FromStep>	FromBuilder.steps

Methods in net.hydromatic.morel.ast that return Core.FromStep

Modifier and Type	Method	Description
abstract Core.FromStep	Core.FromStep.accept(Shuttle shuttle)

Methods in net.hydromatic.morel.ast with parameters of type Core.FromStep

Modifier and Type	Method	Description
private FromBuilder	FromBuilder.addStep(Core.FromStep step)

Method parameters in net.hydromatic.morel.ast with type arguments of type Core.FromStep

Modifier and Type	Method	Description
FromBuilder	FromBuilder.addAll(Iterable<? extends Core.FromStep> steps)
Core.Exp	Core.From.copy(TypeSystem typeSystem, @Nullable Environment env, List<Core.FromStep> steps)	Copies this From with a new set of steps.
Core.From	CoreBuilder.from(Type type, List<Core.FromStep> steps)
Core.From	CoreBuilder.from(TypeSystem typeSystem, List<Core.FromStep> steps)	Derives the result type, then calls CoreBuilder.from(Type, List).
private Type	CoreBuilder.fromElementType(TypeSystem typeSystem, List<Core.FromStep> steps)	Returns the datatype of an element of a Core.From with the given steps.
private boolean	CoreBuilder.fromOrdered(List<Core.FromStep> steps)	Returns whether the output of the last of a sequence of steps is ordered.
Core.Exp	CoreBuilder.implicitYieldExp(TypeSystem typeSystem, List<Core.FromStep> steps)	Returns what would be the yield expression if we created a Core.From from the given steps.
Core.StepEnv	CoreBuilder.lastEnv(List<? extends Core.FromStep> steps)

Constructor parameters in net.hydromatic.morel.ast with type arguments of type Core.FromStep

Modifier	Constructor	Description
(package private)	From(Type type, com.google.common.collect.ImmutableList<Core.FromStep> steps)

Uses of Core.FromStep in net.hydromatic.morel.compile

Fields in net.hydromatic.morel.compile declared as Core.FromStep

Modifier and Type	Field	Description
(package private) final Core.FromStep	EnvVisitor.FromContext.step

Methods in net.hydromatic.morel.compile with parameters of type Core.FromStep

Modifier and Type	Method	Description
void	EnvVisitor.visitStep(Core.FromStep step, Core.StepEnv stepEnv)

Method parameters in net.hydromatic.morel.compile with type arguments of type Core.FromStep

Modifier and Type	Method	Description
static Extents.Analysis	Extents.create(TypeSystem typeSystem, Core.Pat pat, SortedMap<Core.NamedPat,Core.Exp> boundPats, Iterable<? extends Core.FromStep> followingSteps, PairList<Core.IdPat,Core.Exp> idPats)	Analyzes the extent of a pattern in an expression and creates an Extents.Analysis.
(package private) static SuchThatShuttle.DeferredStepList	SuchThatShuttle.DeferredStepList.create(TypeSystem typeSystem, List<Core.FromStep> steps)
protected Supplier<Codes.RowSink>	Compiler.createRowSinkFactory(Compiler.Context cx0, Core.StepEnv stepEnv, List<Core.FromStep> steps, Type elementType)
private Core.From	SuchThatShuttle.FromVisitor.rewrite1(Core.Scan scan, List<? extends Core.FromStep> laterSteps, PairList<Core.IdPat,Core.Exp> idPats)	Rewrites an unbounded scan to a from expression, using predicates in later steps to determine the ranges of variables.

Constructors in net.hydromatic.morel.compile with parameters of type Core.FromStep

Modifier	Constructor	Description
(package private)	FromContext(EnvVisitor visitor, Core.FromStep step)