treeNodes
Class Let

java.lang.Object
  generalHelpers.TreeNode
      treeNodes.AbstractExpression
          treeNodes.Let

public class Let
extends AbstractExpression

Defines AST constructor 'let'.

See TreeNode for full documentation.

Field Summary

protected AbstractExpression	body
protected AbstractSymbol	identifier
protected AbstractExpression	init
protected AbstractSymbol	type_decl

Fields inherited from class generalHelpers.TreeNode

lineNumber

Constructor Summary

Let(int lineNumber, AbstractSymbol a1, AbstractSymbol a2, AbstractExpression a3, AbstractExpression a4)
Creates "let" AST node.

Method Summary

TreeNode	copy() Creates a copy of this node.
void	dump(java.io.Writer out, int n) Pretty-prints this node to this output stream.
void	dumpWithTypes(java.io.Writer out, int n)
AbstractExpression	getBody()
AbstractExpression	getInit()

Methods inherited from class treeNodes.AbstractExpression

dumpType, getType, setType

Methods inherited from class generalHelpers.TreeNode

copyAbstractSymbol, copyBoolean, dumpAbstractSymbol, dumpBoolean, dumpLine, getLineNumber, set

Methods inherited from class java.lang.Object

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

Field Detail

identifier

protected AbstractSymbol identifier

type_decl

protected AbstractSymbol type_decl

init

protected AbstractExpression init

body

protected AbstractExpression body

Constructor Detail

Let

public Let(int lineNumber,
           AbstractSymbol a1,
           AbstractSymbol a2,
           AbstractExpression a3,
           AbstractExpression a4)

Creates "let" AST node.

Parameters:

lineNumber - the line in the source file from which this node came.

a0 - initial value for identifier

a1 - initial value for type_decl

a2 - initial value for init

a3 - initial value for body

Method Detail

getInit

public AbstractExpression getInit()

getBody

public AbstractExpression getBody()

copy

public TreeNode copy()

Description copied from class: TreeNode

Creates a copy of this node.

Specified by:

copy in class TreeNode

Returns:

a copy of this node

dump

public void dump(java.io.Writer out,
                 int n)
          throws java.io.IOException

Description copied from class: TreeNode

Pretty-prints this node to this output stream.

Specified by:

dump in class TreeNode

Parameters:

out - the output stream

n - the number of spaces to indent the output

Throws:

java.io.IOException

dumpWithTypes

public void dumpWithTypes(java.io.Writer out,
                          int n)
                   throws java.io.IOException

Specified by:

dumpWithTypes in class AbstractExpression

Throws:

java.io.IOException