Interface TransformEvents

Hierarchy

TransformEvents

Index

Properties

onChange? onPassStart?

Properties

`Optional` onChange

onChange?: ((ast: NoParentNode<Expression>, node: NoParent<Node>, transformer: Transformer) => void)

Type declaration

- (ast: NoParentNode<Expression>, node: NoParent<Node>, transformer: Transformer): void
- An optional callback that will be called every time a transformer mutates the AST.
  Parameters
  - ast: NoParentNode<Expression>
    
    The AST that was transformed.
  - node: NoParent<Node>
    
    The node that was mutated by the transformer. Descendants of this node may have been mutated as well.
  - transformer: Transformer
    
    The transformer that mutated the AST.
  Returns void

`Optional` onPassStart

onPassStart?: ((ast: NoParentNode<Expression>, pass: number) => void)

Type declaration

- (ast: NoParentNode<Expression>, pass: number): void
- An optional callback that will be called at the start of every pass.
  Parameters
  - ast: NoParentNode<Expression>
    
    The AST that will be transformed.
  - pass: number
    
    The number of the pass that will be performed. Starts at 1.
  Returns void