71 lines
1.8 KiB
Go
71 lines
1.8 KiB
Go
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package keyx
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import (
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"reflect"
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"sort"
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"strconv"
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"strings"
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)
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// Generate 生成 Key
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func Generate(values ...interface{}) string {
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var sb strings.Builder
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for _, value := range values {
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v := reflect.ValueOf(value)
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switch v.Kind() {
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case reflect.String:
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if v.Len() != 0 {
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sb.WriteString(v.String())
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}
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case reflect.Bool:
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sb.WriteString(strconv.FormatBool(v.Bool()))
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
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if b, ok := value.(rune); ok {
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sb.WriteRune(b)
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} else {
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sb.WriteString(strconv.FormatInt(v.Int(), 10))
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}
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case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
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if b, ok := value.(byte); ok {
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sb.WriteByte(b)
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} else {
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sb.WriteString(strconv.FormatUint(v.Uint(), 10))
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}
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case reflect.Float32, reflect.Float64:
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sb.WriteString(strconv.FormatFloat(v.Float(), 'f', -1, 64))
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case reflect.Map:
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keys := make([]string, len(v.MapKeys()))
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i := 0
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for _, mv := range v.MapKeys() {
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keys[i] = mv.String()
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i++
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}
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sort.Strings(keys)
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interfaces := make([]interface{}, 0)
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for k := range keys {
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interfaces = append(interfaces, keys[k], v.MapIndex(reflect.ValueOf(keys[k])).Interface())
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}
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sb.WriteString(Generate(interfaces...))
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case reflect.Slice, reflect.Array:
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interfaces := make([]interface{}, 0)
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for i := 0; i < v.Len(); i++ {
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interfaces = append(interfaces, v.Index(i).Interface())
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}
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sb.WriteString(Generate(interfaces...))
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case reflect.Struct:
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kv := map[string]interface{}{}
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t := reflect.TypeOf(value)
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if t.Name() != "" {
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sb.WriteString(t.Name() + ":")
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}
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for k := 0; k < t.NumField(); k++ {
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kv[t.Field(k).Name] = v.Field(k).Interface()
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}
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sb.WriteString(Generate(kv))
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default:
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sb.WriteString(v.String())
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}
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}
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return sb.String()
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}
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