Package net.hydromatic.filtex.ast

Class AstWriter

java.lang.Object

net.hydromatic.filtex.ast.AstWriter

public class AstWriter
extends Object

Context for writing an AST out as a string.

Constructor Summary

Constructors

Constructor	Description
AstWriter()

Method Summary

Modifier and Type	Method	Description
AstWriter	append(String s)	Appends a string to the output.
AstWriter	appendLiteral(Comparable value)
AstWriter	id(String s)	Appends an identifier to the output.
AstWriter	infix(AstNode left, Op op, AstNode right)	Appends a call to an infix operator.
AstWriter	prefix(boolean is, Op op, AstNode a)	Appends a call to a prefix operator.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

AstWriter

public AstWriter()

Method Details

toString

public String toString()

Returns the source code generated by this writer.

Overrides:

toString in class Object

append

public AstWriter append(String s)

Appends a string to the output.

id

public AstWriter id(String s)

Appends an identifier to the output.

prefix

public AstWriter prefix(boolean is,
 Op op,
 AstNode a)

Appends a call to a prefix operator.

infix

public AstWriter infix(AstNode left,
 Op op,
 AstNode right)

Appends a call to an infix operator.

appendLiteral

public AstWriter appendLiteral(Comparable value)