Function findNodeAt

findNodeAt(root: SpelNodeImpl, position: number): SpelNodeImpl | null
Find the deepest node at a given character position.
Parameters
- root: SpelNodeImpl
  The AST root node
- position: number
  Character offset in the source expression
Returns SpelNodeImpl | null
The deepest node containing the position, or null
- Defined in language/ast-walker.ts:109