func()

in pkg/common/router/trie/trie.go [245:284]

• 37 lines of code
• 12 McCabe index (conditional complexity)

func (node *Node) Get(keys []string) (*Node, []string, bool, error) {
	key := keys[0]
	childKeys := keys[1:]
	isReal := len(childKeys) == 0
	if isReal {
		// exit condition
		if stringutil.IsPathVariableOrWildcard(key) {
			if node.PathVariableNode == nil || !node.PathVariableNode.endOfPath {
				return nil, nil, false, nil
			}
			return node.PathVariableNode, []string{stringutil.VariableName(key)}, true, nil
		} else if stringutil.IsMatchAll(key) {
			return node.MatchAllNode, nil, true, nil
		} else {
			if node.children == nil {
				return nil, nil, false, nil
			}
			return node.children[key], nil, true, nil
		}
	} else {

		if stringutil.IsPathVariableOrWildcard(key) {
			if node.PathVariableNode == nil {
				return nil, nil, false, nil
			}
			retNode, pathVariableList, ok, e := node.PathVariableNode.Get(childKeys)
			newList := []string{key}
			copy(newList[1:], pathVariableList)
			return retNode, newList, ok, e
		} else if stringutil.IsMatchAll(key) {
			return nil, nil, false, errors.Errorf("router configuration is empty")
		} else {
			if node.children == nil || node.children[key] == nil {
				return nil, nil, false, nil
			}
			return node.children[key].Get(childKeys)
		}
	}

}