Method Visit

optimizer/sum_array.go:11–20

(node *Node)

type sumArray struct{}

func (*sumArray) Visit(node *Node) {
	if sumBuiltin, ok := (*node).(*BuiltinNode); ok &&
		sumBuiltin.Name == "sum" &&
		len(sumBuiltin.Arguments) == 1 {
		if array, ok := sumBuiltin.Arguments[0].(*ArrayNode); ok &&
			len(array.Nodes) >= 2 {
			patchCopyType(node, sumArrayFold(array))
		}
	}
}

func sumArrayFold(array *ArrayNode) *BinaryNode {
	if len(array.Nodes) > 2 {