water.rapids.ast

Class AstFunction

java.lang.Object

water.Iced<AstRoot>

water.rapids.ast.AstRoot

water.rapids.ast.AstPrimitive

water.rapids.ast.AstFunction

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, Freezable<AstRoot>

public class AstFunction
extends AstPrimitive

Define a function Syntax: { ids... . expr } IDs are bound within expr

See Also:

Serialized Form

Field Summary

Fields inherited from class water.rapids.ast.AstRoot

CONSTS, PRIMS

Constructor Summary

Constructors

Constructor and Description
AstFunction()
AstFunction(AstFunction fun, Val[] args, AstFunction parent)
AstFunction(Rapids e)

Method Summary

Methods

Modifier and Type	Method and Description
Val	apply(Env env, Env.StackHelp stk, AstRoot[] asts)
java.lang.String[]	args()
java.lang.String	description()
java.lang.String	example()
Val	exec(Env env)
Val	lookup(java.lang.String id)
int	nargs()
java.lang.String	str()

Methods inherited from class water.rapids.ast.AstRoot

columns, newAstFrame, newAstStr, toString

Methods inherited from class water.Iced

asBytes, clone, copyOver, frozenType, read, readExternal, readJSON, reloadFromBytes, toJsonString, write, writeExternal, writeJSON

Methods inherited from class java.lang.Object

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

Constructor Detail

AstFunction

public AstFunction()

AstFunction

public AstFunction(Rapids e)

AstFunction

public AstFunction(AstFunction fun,
           Val[] args,
           AstFunction parent)

Method Detail

str

public java.lang.String str()

Specified by:

str in class AstRoot

example

public java.lang.String example()

Overrides:

example in class AstPrimitive

description

public java.lang.String description()

Overrides:

description in class AstPrimitive

exec

public Val exec(Env env)

Overrides:

exec in class AstPrimitive

nargs

public int nargs()

Specified by:

nargs in class AstRoot

args

public java.lang.String[] args()

Specified by:

args in class AstPrimitive

lookup

public Val lookup(java.lang.String id)

apply

public Val apply(Env env,
        Env.StackHelp stk,
        AstRoot[] asts)

Overrides:

apply in class AstRoot