blockly > BasicCursor > getNextNode_
BasicCursor.getNextNode_() method
Uses pre order traversal to navigate the Blockly AST. This will allow a user to easily navigate the entire Blockly AST without having to go in and out levels on the tree.
Signature:
protected getNextNode_(node: ASTNode | null, isValid: (p1: ASTNode | null) => boolean): ASTNode | null;
Parameters
| Parameter | Type | Description |
|---|---|---|
| node | ASTNode | null | The current position in the AST. |
| isValid | (p1: ASTNode | null) => boolean | A function true/false depending on whether the given node should be traversed. |
Returns:
ASTNode | null
The next node in the traversal.