1 files changed, 130 insertions, 0 deletions
diff --git a/dependencies/pkg/mod/github.com/goccy/go-yaml@v1.9.6/struct.go b/dependencies/pkg/mod/github.com/goccy/go-yaml@v1.9.6/struct.go
new file mode 100644
index 0000000..ac78f31
--- /dev/null
+++ b/dependencies/pkg/mod/github.com/goccy/go-yaml@v1.9.6/struct.go
@@ -0,0 +1,130 @@
+package yaml
+
+import (
+	"reflect"
+	"strings"
+
+	"golang.org/x/xerrors"
+)
+
+const (
+	// StructTagName tag keyword for Marshal/Unmarshal
+	StructTagName = "yaml"
+)
+
+// StructField information for each the field in structure
+type StructField struct {
+	FieldName    string
+	RenderName   string
+	AnchorName   string
+	AliasName    string
+	IsAutoAnchor bool
+	IsAutoAlias  bool
+	IsOmitEmpty  bool
+	IsFlow       bool
+	IsInline     bool
+}
+
+func getTag(field reflect.StructField) string {
+	// If struct tag `yaml` exist, use that. If no `yaml`
+	// exists, but `json` does, use that and try the best to
+	// adhere to its rules
+	tag := field.Tag.Get(StructTagName)
+	if tag == "" {
+		tag = field.Tag.Get(`json`)
+	}
+	return tag
+}
+
+func structField(field reflect.StructField) *StructField {
+	tag := getTag(field)
+	fieldName := strings.ToLower(field.Name)
+	options := strings.Split(tag, ",")
+	if len(options) > 0 {
+		if options[0] != "" {
+			fieldName = options[0]
+		}
+	}
+	structField := &StructField{
+		FieldName:  field.Name,
+		RenderName: fieldName,
+	}
+	if len(options) > 1 {
+		for _, opt := range options[1:] {
+			switch {
+			case opt == "omitempty":
+				structField.IsOmitEmpty = true
+			case opt == "flow":
+				structField.IsFlow = true
+			case opt == "inline":
+				structField.IsInline = true
+			case strings.HasPrefix(opt, "anchor"):
+				anchor := strings.Split(opt, "=")
+				if len(anchor) > 1 {
+					structField.AnchorName = anchor[1]
+				} else {
+					structField.IsAutoAnchor = true
+				}
+			case strings.HasPrefix(opt, "alias"):
+				alias := strings.Split(opt, "=")
+				if len(alias) > 1 {
+					structField.AliasName = alias[1]
+				} else {
+					structField.IsAutoAlias = true
+				}
+			default:
+			}
+		}
+	}
+	return structField
+}
+
+func isIgnoredStructField(field reflect.StructField) bool {
+	if field.PkgPath != "" && !field.Anonymous {
+		// private field
+		return true
+	}
+	tag := getTag(field)
+	if tag == "-" {
+		return true
+	}
+	return false
+}
+
+type StructFieldMap map[string]*StructField
+
+func (m StructFieldMap) isIncludedRenderName(name string) bool {
+	for _, v := range m {
+		if v.RenderName == name {
+			return true
+		}
+	}
+	return false
+}
+
+func (m StructFieldMap) hasMergeProperty() bool {
+	for _, v := range m {
+		if v.IsOmitEmpty && v.IsInline && v.IsAutoAlias {
+			return true
+		}
+	}
+	return false
+}
+
+func structFieldMap(structType reflect.Type) (StructFieldMap, error) {
+	structFieldMap := StructFieldMap{}
+	renderNameMap := map[string]struct{}{}
+	for i := 0; i < structType.NumField(); i++ {
+		field := structType.Field(i)
+		if isIgnoredStructField(field) {
+			continue
+		}
+		structField := structField(field)
+		if _, exists := renderNameMap[structField.RenderName]; exists {
+			return nil, xerrors.Errorf("duplicated struct field name %s", structField.RenderName)
+		}
+		structFieldMap[structField.FieldName] = structField
+		renderNameMap[structField.RenderName] = struct{}{}
+	}
+	return structFieldMap, nil
+}