forked from mirror/go-json
46 lines
784 B
Go
46 lines
784 B
Go
package json
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import (
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"reflect"
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"strings"
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)
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func getTag(field reflect.StructField) string {
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return field.Tag.Get("json")
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}
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func isIgnoredStructField(field reflect.StructField) bool {
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if field.PkgPath != "" && !field.Anonymous {
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// private field
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return true
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}
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tag := getTag(field)
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if tag == "-" {
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return true
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}
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return false
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}
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type structTag struct {
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key string
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isOmitEmpty bool
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isString bool
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}
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func structTagFromField(field reflect.StructField) *structTag {
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keyName := field.Name
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tag := getTag(field)
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opts := strings.Split(tag, ",")
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if len(opts) > 0 {
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if opts[0] != "" {
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keyName = opts[0]
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}
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}
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st := &structTag{key: keyName}
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if len(opts) > 1 {
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st.isOmitEmpty = opts[1] == "omitempty"
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st.isString = opts[1] == "string"
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}
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return st
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}
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