PrefixExpression (Groovy 6.0.0-alpha-1)

org.codehaus.groovy.ast.expr.PrefixExpression

```
public class PrefixExpression
extends Expression
```
Represents a prefix unary expression like ++i or --value. The operation is applied to the expression before the value is used.
Examples:
- ++counter - increment counter and return new value
- --index - decrement index and return new value
See Also:
for post-increment/post-decrement operators
UnaryMinusExpression
UnaryPlusExpression

Inherited fields
Fields inherited from class	Fields
`class Expression`	`EMPTY_ARRAY`

Constructor Summary

Constructors
Constructor and description
`PrefixExpression(Token operation, Expression expression)` Creates a prefix expression.

Methods Summary

Methods
Type Params	Return Type	Name and description
	`public Expression`	`getExpression()` Returns the expression being modified by the prefix operation.
	`public Token`	`getOperation()` Returns the operator token.
	`public String`	`getText()` Returns a string representation of this prefix expression.
	`public ClassNode`	`getType()` Returns the type of this prefix expression, which is the type of the operand.
	`public void`	`setExpression(Expression expression)` Sets the expression to apply the prefix operation to.
	`public String`	`toString()` Returns a debug string representation.
	`public Expression`	`transformExpression(ExpressionTransformer transformer)` Transforms this expression by applying the given transformer to the inner expression, creating a new prefix expression with the transformed operand.
	`public void`	`visit(GroovyCodeVisitor visitor)` Accepts a GroovyCodeVisitor using the visitor pattern.

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class Expression`	`getType, setType, transformExpression, transformExpressions, transformExpressions`
`class AnnotatedNode`	`addAnnotation, addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, getGroovydoc, getInstance, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic`
`class ASTNode`	`copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getMetaDataMap, getText, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition, visit`

- Constructor Detail
  - public PrefixExpression(Token operation, Expression expression)
    
    Creates a prefix expression.
    Parameters:
    operation - the operator token (++ or --)
    expression - the expression to apply the operation to
- Method Detail
  - public Expression getExpression()
    
    Returns the expression being modified by the prefix operation.
    Returns:
    the expression
  - public Token getOperation()
    
    Returns the operator token.
    Returns:
    the ++ or -- token
  - public String getText()
    
    Returns a string representation of this prefix expression.
    Returns:
    the text representation, e.g., "(++foo)"
  - public ClassNode getType()
    
    Returns the type of this prefix expression, which is the type of the operand.
    Returns:
    the type of the inner expression
  - public void setExpression(Expression expression)
    
    Sets the expression to apply the prefix operation to.
    Parameters:
    expression - the expression, typically a variable or property
  - public String toString()
    
    Returns a debug string representation.
    Returns:
    a string like "PrefixExpression[++foo]"
  - public Expression transformExpression(ExpressionTransformer transformer)
    
    Transforms this expression by applying the given transformer to the inner expression, creating a new prefix expression with the transformed operand.
    Parameters:
    transformer - the ExpressionTransformer to apply
    Returns:
    a new prefix expression with transformed inner expression
  - public void visit(GroovyCodeVisitor visitor)
    
    Accepts a GroovyCodeVisitor using the visitor pattern.
    Parameters:
    visitor - the visitor to accept

Summary:
Constructor
Method

| Detail:
Constructor
Method

[Java] Class PrefixExpression

Constructor Summary

Methods Summary

Inherited Methods Summary

Constructor Detail

public PrefixExpression(Token operation, Expression expression)

Method Detail

public Expression getExpression()

public Token getOperation()

public String getText()

public ClassNode getType()

public void setExpression(Expression expression)

public String toString()

public Expression transformExpression(ExpressionTransformer transformer)

public void visit(GroovyCodeVisitor visitor)