Function getAllRefsToSymbol

getAllRefsToSymbol(graph: DataflowGraph, nodeId: NodeId): NodeId[] | undefined
Finds the definition of a variable and all other uses from that point on

For example, for the following code
```
y <- 5
f <- function() {
y <- 8
print(y)
}
```
Parameters
- graph: DataflowGraph
  Dataflow Graph
- nodeId: NodeId
  NodeId of Symbol to resolve
Returns NodeId[] | undefined
List including the Definitions and References to that definition
Example
```
getAllRefsToSymbol('3@y') returns ['3@y', '4@y']
```
- Defined in src/dataflow/origin/dfg-get-symbol-refs.ts:23