mirror of https://github.com/mikefarah/yq.git
103 lines
2.6 KiB
Go
103 lines
2.6 KiB
Go
package yqlib
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import (
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"fmt"
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"strconv"
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"strings"
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"github.com/jinzhu/copier"
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yaml "gopkg.in/yaml.v3"
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)
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type CandidateNode struct {
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Node *yaml.Node // the actual node
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Path []interface{} /// the path we took to get to this node
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Document uint // the document index of this node
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Filename string
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FileIndex int
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}
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func (n *CandidateNode) GetKey() string {
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return fmt.Sprintf("%v - %v", n.Document, n.Path)
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}
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func (n *CandidateNode) Copy() (*CandidateNode, error) {
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clone := &CandidateNode{}
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err := copier.Copy(clone, n)
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if err != nil {
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return nil, err
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}
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return clone, nil
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}
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// updates this candidate from the given candidate node
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func (n *CandidateNode) UpdateFrom(other *CandidateNode) {
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n.UpdateAttributesFrom(other)
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n.Node.Content = other.Node.Content
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n.Node.Value = other.Node.Value
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n.Node.Alias = other.Node.Alias
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}
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func (n *CandidateNode) UpdateAttributesFrom(other *CandidateNode) {
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if n.Node.Kind != other.Node.Kind {
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// clear out the contents when switching to a different type
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// e.g. map to array
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n.Node.Content = make([]*yaml.Node, 0)
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n.Node.Value = ""
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}
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n.Node.Kind = other.Node.Kind
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n.Node.Tag = other.Node.Tag
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// merge will pickup the style of the new thing
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// when autocreating nodes
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if n.Node.Style == 0 {
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n.Node.Style = other.Node.Style
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}
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n.Node.FootComment = n.Node.FootComment + other.Node.FootComment
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n.Node.HeadComment = n.Node.HeadComment + other.Node.HeadComment
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n.Node.LineComment = n.Node.LineComment + other.Node.LineComment
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}
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func (n *CandidateNode) PathStackToString() string {
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return mergePathStackToString(n.Path)
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}
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func mergePathStackToString(pathStack []interface{}) string {
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var sb strings.Builder
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for index, path := range pathStack {
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switch path.(type) {
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case int, int64:
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// if arrayMergeStrategy == AppendArrayMergeStrategy {
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// sb.WriteString("[+]")
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// } else {
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sb.WriteString(fmt.Sprintf("[%v]", path))
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// }
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default:
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s := fmt.Sprintf("%v", path)
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var _, errParsingInt = strconv.ParseInt(s, 10, 64) // nolint
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hasSpecial := strings.Contains(s, ".") || strings.Contains(s, "[") || strings.Contains(s, "]") || strings.Contains(s, "\"")
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hasDoubleQuotes := strings.Contains(s, "\"")
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wrappingCharacterStart := "\""
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wrappingCharacterEnd := "\""
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if hasDoubleQuotes {
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wrappingCharacterStart = "("
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wrappingCharacterEnd = ")"
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}
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if hasSpecial || errParsingInt == nil {
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sb.WriteString(wrappingCharacterStart)
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}
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sb.WriteString(s)
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if hasSpecial || errParsingInt == nil {
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sb.WriteString(wrappingCharacterEnd)
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}
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}
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if index < len(pathStack)-1 {
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sb.WriteString(".")
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}
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}
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return sb.String()
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}
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