Revert "core: Ensure hasComputedSubKeys iterates over Sets and Lists …

…properly"

This reverts commit 4d8208d.

helper/schema/field_reader_config.go

@@ -270,30 +270,12 @@ func (r *ConfigFieldReader) hasComputedSubKeys(key string, schema *Schema) bool
 	switch t := schema.Elem.(type) {
 	case *Resource:
 		for k, schema := range t.Schema {
-			addr := prefix + k
-			if r.Config.IsComputed(addr) {
+			if r.Config.IsComputed(prefix + k) {
 				return true
 			}
 
-			// We need to loop into sets and lists to ensure we pass the correct
-			// address to the raw config - otherwise for sets we get something like
-			// set.0.set.item instead of set.0.set.0.item, which renders an
-			// inaccurate result.
-			if schema.Type == TypeSet || schema.Type == TypeList {
-				raw, err := readListField(&nestedConfigFieldReader{r}, strings.Split(addr, "."), schema)
-				if err != nil {
-					panic(fmt.Errorf("readListField failed when field was supposed to be list-like: %v", err))
-				}
-				// Just range into the address space here, we don't need the value.
-				for i := range raw.Value.([]interface{}) {
-					if r.hasComputedSubKeys(addr+"."+strconv.Itoa(i), schema) {
-						return true
-					}
-				}
-			} else {
-				if r.hasComputedSubKeys(addr, schema) {
-					return true
-				}
+			if r.hasComputedSubKeys(prefix+k, schema) {
+				return true
 			}
 		}
 	}