优化了所有 map 类型转换方法,采用三层转换策略: 1. 优先使用 cast 库进行类型转换 2. cast 失败后,通过 Keys() 和 Get() 进行自定义转换 3. 转换失败时提供完整的错误信息(包含 cast 错误和自定义转换错误) 优化的方法: - StringMapString() - StringMapStringSlice() - StringMapBool() - StringMapInt() - StringMapInt64() - StringMap() 这使得 struct 类型也能成功转换为 map 类型,增强了类型转换的灵活性。
892 lines
20 KiB
Go
892 lines
20 KiB
Go
package reflux
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import (
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"encoding/json"
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"fmt"
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"reflect"
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"strconv"
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"strings"
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"git.fsdpf.net/go/reflux/valuex"
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"github.com/spf13/cast"
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)
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// rfx 是 R 接口的具体实现
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// 通过封装 reflect.Value 提供了对结构体、切片、映射等类型的统一访问方式
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type rfx struct {
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// value 存储底层的反射值
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// 该值应该是指针类型,以支持修改操作
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value reflect.Value
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}
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// Get 通过路径获取嵌套字段的值
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func (r *rfx) Get(p ...string) R {
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return &rfx{value: getValueByPath(r.value, p...)}
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}
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// Scope 创建一个指定路径的作用域视图(深度克隆)
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func (r *rfx) Scope(p ...string) R {
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v := getValueByPath(r.value, p...)
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if !v.IsValid() {
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return &rfx{value: reflect.Value{}}
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}
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// 深度克隆值
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cloned := DeepClone(v)
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return &rfx{value: cloned}
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}
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// Set 设置指定路径的值,支持链式调用
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// 如果路径不存在或设置失败,会 panic
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func (r *rfx) Set(key string, v any) R {
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// 展开路径
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keys := expandPath(key)
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if len(keys) == 0 {
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panic("rfx: empty path")
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}
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// 如果只有一个键,直接设置
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if len(keys) == 1 {
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target := r.getParentValue()
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if !target.IsValid() {
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panic(fmt.Sprintf("rfx: invalid value for path '%s'", key))
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}
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if !target.CanSet() {
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panic(fmt.Sprintf("rfx: cannot set value at path '%s'", key))
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}
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if !r.setFieldValue(target, keys[0], v) {
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panic(fmt.Sprintf("rfx: failed to set value at path '%s'", key))
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}
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return r
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}
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// 多个键的情况,需要特殊处理 map 中的 struct
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if !r.setNestedValue(r.value, keys, v) {
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panic(fmt.Sprintf("rfx: failed to set value at path '%s'", key))
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}
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return r
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}
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// Append 追加指定路径的值
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// 参数 items 为要追加的值
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// 返回当前 R 实例以支持链式调用
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func (r *rfx) Append(items ...any) R {
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// 没有要追加的元素,直接返回
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if len(items) == 0 {
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return r
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}
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target := r.getParentValue()
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for target.Kind() == reflect.Ptr || target.Kind() == reflect.Interface {
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if target.IsNil() {
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panic("rfx: cannot append to nil value")
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}
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target = target.Elem()
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}
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if !target.IsValid() || target.Kind() != reflect.Slice {
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panic("rfx: Append only supports slice type")
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}
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// 一次性构造所有要追加的元素,然后调用一次 reflect.Append
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elemType := target.Type().Elem()
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newValues := make([]reflect.Value, len(items))
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for i, item := range items {
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newElem := reflect.New(elemType).Elem()
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if !r.setValue(newElem, item) {
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panic("rfx: failed to append item to slice")
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}
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newValues[i] = newElem
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}
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target.Set(reflect.Append(target, newValues...))
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return r
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}
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// setNestedValue 递归设置嵌套值,特殊处理 map 中的 struct
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func (r *rfx) setNestedValue(current reflect.Value, keys []string, v any) bool {
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// 解引用指针和接口
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for current.Kind() == reflect.Ptr || current.Kind() == reflect.Interface {
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if current.IsNil() {
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return false
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}
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current = current.Elem()
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}
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if !current.IsValid() {
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return false
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}
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// 如果只剩一个键,直接设置
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if len(keys) == 1 {
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if !current.CanSet() {
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return false
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}
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return r.setFieldValue(current, keys[0], v)
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}
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// 多个键的情况
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firstKey := keys[0]
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remainingKeys := keys[1:]
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switch current.Kind() {
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case reflect.Struct:
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field := tryStructField(current, firstKey)
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if !field.IsValid() {
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return false
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}
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return r.setNestedValue(field, remainingKeys, v)
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case reflect.Map:
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// Map 的特殊处理
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mapKey := reflect.ValueOf(firstKey)
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mapValue := current.MapIndex(mapKey)
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if !mapValue.IsValid() {
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return false
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}
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// 创建 map 值的副本以便修改
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valueCopy := reflect.New(mapValue.Type()).Elem()
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valueCopy.Set(mapValue)
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// 在副本上递归设置值
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if !r.setNestedValue(valueCopy, remainingKeys, v) {
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return false
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}
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// 将修改后的值设置回 map
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current.SetMapIndex(mapKey, valueCopy)
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return true
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case reflect.Slice, reflect.Array:
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idx, err := strconv.Atoi(firstKey)
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if err != nil || idx < 0 || idx >= current.Len() {
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return false
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}
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elem := current.Index(idx)
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if !elem.IsValid() {
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return false
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}
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return r.setNestedValue(elem, remainingKeys, v)
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}
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return false
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}
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// getParentValue 获取父级值的辅助方法
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func (r *rfx) getParentValue(p ...string) reflect.Value {
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if len(p) == 0 {
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v := r.value
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for v.Kind() == reflect.Ptr || v.Kind() == reflect.Interface {
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if v.IsNil() {
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return reflect.Value{}
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}
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v = v.Elem()
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}
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return v
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}
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return getValueByPath(r.value, p...)
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}
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// setFieldValue 设置字段值的辅助方法
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func (r *rfx) setFieldValue(target reflect.Value, key string, v any) bool {
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for target.Kind() == reflect.Ptr || target.Kind() == reflect.Interface {
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if target.IsNil() {
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return false
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}
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target = target.Elem()
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}
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switch target.Kind() {
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case reflect.Struct:
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field := tryStructField(target, key)
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if !field.IsValid() || !field.CanSet() {
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return false
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}
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return r.setValue(field, v)
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case reflect.Map:
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if target.IsNil() {
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target.Set(reflect.MakeMap(target.Type()))
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}
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val := reflect.ValueOf(v)
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if !val.Type().AssignableTo(target.Type().Elem()) {
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// 尝试转换
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if val.Type().ConvertibleTo(target.Type().Elem()) {
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val = val.Convert(target.Type().Elem())
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} else {
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return false
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}
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}
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target.SetMapIndex(reflect.ValueOf(key), val)
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return true
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case reflect.Slice:
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idx, err := strconv.Atoi(key)
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if err != nil {
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return false
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}
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// 对于切片,支持使用索引 -1 追加新元素(插入到切片前面)
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if idx == -1 {
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elemType := target.Type().Elem()
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newElem := reflect.New(elemType).Elem()
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if !r.setValue(newElem, v) {
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return false
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}
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// 将新元素放在前面,原有元素顺序后移
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newSlice := reflect.MakeSlice(target.Type(), 0, target.Len()+1)
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newSlice = reflect.Append(newSlice, newElem)
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newSlice = reflect.AppendSlice(newSlice, target)
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target.Set(newSlice)
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return true
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}
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if idx < 0 || idx >= target.Len() {
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return false
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}
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elem := target.Index(idx)
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if !elem.CanSet() {
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return false
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}
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return r.setValue(elem, v)
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case reflect.Array:
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idx, err := strconv.Atoi(key)
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if err != nil || idx < 0 || idx >= target.Len() {
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return false
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}
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elem := target.Index(idx)
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if !elem.CanSet() {
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return false
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}
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return r.setValue(elem, v)
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}
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return false
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}
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// setValue 设置值的辅助方法
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// 使用 cast 库进行智能类型转换,支持更多的转换场景
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func (r *rfx) setValue(field reflect.Value, v any) bool {
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val, _, err := normalizeInputValue(v)
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if err != nil {
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return false
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}
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if !val.IsValid() {
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return false
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}
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// 统一解开最外层的 interface 包装,便于后续根据底层实际类型做处理
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for val.Kind() == reflect.Interface && !val.IsNil() {
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val = val.Elem()
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}
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targetType := field.Type()
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// 尝试直接赋值(类型完全匹配)
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if val.Type().AssignableTo(targetType) {
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field.Set(val)
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return true
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}
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switch targetType.Kind() {
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case reflect.Ptr:
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// 处理指针类型
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// 如果传入的值已经是指针类型,尝试直接赋值
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if val.Type().AssignableTo(targetType) {
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field.Set(val)
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return true
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}
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// 如果传入的值不是指针,创建新指针并设置值
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elemType := targetType.Elem()
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newPtr := reflect.New(elemType)
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// 递归设置指针指向的值
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if !r.setValue(newPtr.Elem(), v) {
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return false
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}
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field.Set(newPtr)
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return true
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case reflect.Slice: // 处理切片类型,支持从通用切片(如 []any)转换
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if val.Kind() != reflect.Slice && val.Kind() != reflect.Array {
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return false
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}
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newSlice := reflect.MakeSlice(targetType, val.Len(), val.Len())
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for i := 0; i < val.Len(); i++ {
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if !r.setValue(newSlice.Index(i), val.Index(i)) {
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return false
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}
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}
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field.Set(newSlice)
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return true
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case reflect.Struct:
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// 遍历目标结构体的字段,从源值(结构体或 map)中按字段名取值并设置
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// 仅支持从 struct 或 map 填充
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if val.Kind() != reflect.Struct && val.Kind() != reflect.Map {
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return false
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}
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fieldType := field.Type()
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for i := 0; i < fieldType.NumField(); i++ {
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dstField := field.Field(i)
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if !dstField.CanSet() {
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continue
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}
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valField := getValueByPath(val, fieldType.Field(i).Name)
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if !valField.IsValid() {
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continue
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}
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// 使用 setValue 复用现有的类型转换逻辑,忽略单个字段失败
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if !r.setValue(dstField, valField) {
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return false
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}
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}
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return true
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}
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// 优先使用 cast 进行智能类型转换
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// 这样可以处理 string <-> number, number <-> bool 等常见转换
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var converted any
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switch targetType.Kind() {
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case reflect.Bool:
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converted, err = cast.ToBoolE(v)
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case reflect.Int:
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converted, err = cast.ToIntE(v)
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case reflect.Int8:
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converted, err = cast.ToInt8E(v)
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case reflect.Int16:
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converted, err = cast.ToInt16E(v)
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case reflect.Int32:
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converted, err = cast.ToInt32E(v)
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case reflect.Int64:
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converted, err = cast.ToInt64E(v)
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case reflect.Uint:
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converted, err = cast.ToUintE(v)
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case reflect.Uint8:
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converted, err = cast.ToUint8E(v)
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case reflect.Uint16:
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converted, err = cast.ToUint16E(v)
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case reflect.Uint32:
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converted, err = cast.ToUint32E(v)
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case reflect.Uint64:
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converted, err = cast.ToUint64E(v)
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case reflect.Float32:
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converted, err = cast.ToFloat32E(v)
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case reflect.Float64:
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converted, err = cast.ToFloat64E(v)
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case reflect.String:
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converted, err = cast.ToStringE(v)
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default:
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return false
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}
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if err != nil {
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// 如果 cast 失败,尝试标准的反射类型转换作为后备
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if val.Type().ConvertibleTo(field.Type()) {
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field.Set(val.Convert(field.Type()))
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return true
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}
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return false
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}
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field.Set(reflect.ValueOf(converted))
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return true
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}
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// Delete 删除指定路径的值,支持链式调用
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// 如果删除失败会 panic
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func (r *rfx) Delete(p ...string) R {
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if len(p) == 0 {
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panic("rfx: empty path")
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}
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// 展开路径
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keys := expandPath(p...)
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if len(keys) == 0 {
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panic("rfx: empty path")
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}
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target := r.getParentValue(keys[:len(keys)-1]...)
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if !target.IsValid() {
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panic(fmt.Sprintf("rfx: invalid path '%s'", strings.Join(keys[:len(keys)-1], ".")))
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}
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lastKey := keys[len(keys)-1]
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for target.Kind() == reflect.Ptr || target.Kind() == reflect.Interface {
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if target.IsNil() {
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panic(fmt.Sprintf("rfx: nil value at path '%s'", strings.Join(keys[:len(keys)-1], ".")))
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}
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target = target.Elem()
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}
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switch target.Kind() {
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case reflect.Map:
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target.SetMapIndex(reflect.ValueOf(lastKey), reflect.Value{})
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return r
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case reflect.Slice:
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idx, err := strconv.Atoi(lastKey)
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if err != nil {
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panic(fmt.Sprintf("rfx: invalid slice index '%s'", lastKey))
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}
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if idx < 0 || idx >= target.Len() {
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panic(fmt.Sprintf("rfx: slice index out of range: %d", idx))
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}
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// 删除切片元素
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newSlice := reflect.AppendSlice(
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target.Slice(0, idx),
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target.Slice(idx+1, target.Len()),
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)
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target.Set(newSlice)
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return r
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default:
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panic(fmt.Sprintf("rfx: cannot delete from type %s", target.Kind()))
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}
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}
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// Exists 检查指定路径的值是否存在
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func (r *rfx) Exists(p ...string) bool {
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return getValueByPath(r.value, p...).IsValid()
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}
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// Array 将当前值转换为 R 切片
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func (r *rfx) Array() []R {
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v := r.value
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for v.Kind() == reflect.Ptr || v.Kind() == reflect.Interface {
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if v.IsNil() {
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return nil
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}
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v = v.Elem()
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}
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if v.Kind() != reflect.Slice && v.Kind() != reflect.Array {
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return nil
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}
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result := make([]R, v.Len())
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for i := 0; i < v.Len(); i++ {
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result[i] = &rfx{value: v.Index(i)}
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}
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return result
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}
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// keys 返回当前映射或结构体的所有键名
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func (r *rfx) Keys() []string {
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v := r.value
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for v.Kind() == reflect.Ptr || v.Kind() == reflect.Interface {
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if v.IsNil() {
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return nil
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}
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v = v.Elem()
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}
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switch v.Kind() {
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case reflect.Map:
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keys := v.MapKeys()
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result := make([]string, len(keys))
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for i, k := range keys {
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result[i] = fmt.Sprint(k.Interface())
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}
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return result
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case reflect.Struct:
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t := v.Type()
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result := make([]string, t.NumField())
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for i := 0; i < t.NumField(); i++ {
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result[i] = t.Field(i).Name
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}
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return result
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}
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return nil
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}
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// Raw 返回底层的 reflect.Value
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func (r *rfx) Raw() reflect.Value {
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return r.value
|
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}
|
|
|
|
// Lookup 根据路径查找并返回对应值的访问器
|
|
func (r *rfx) Lookup(path string) (valuex.Accessor, bool) {
|
|
v := r.Get(path)
|
|
if v.Exists() {
|
|
return v, true
|
|
}
|
|
return valuex.Nil, false
|
|
}
|
|
|
|
// Ptr 返回指向当前值的指针
|
|
func (r *rfx) Ptr() any {
|
|
v := r.value
|
|
if v.Kind() == reflect.Ptr {
|
|
return v.Interface()
|
|
}
|
|
if v.CanAddr() {
|
|
return v.Addr().Interface()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// Any 将当前值转换为 any 类型
|
|
func (r *rfx) Any() any {
|
|
v := r.value
|
|
for v.Kind() == reflect.Ptr || v.Kind() == reflect.Interface {
|
|
if v.IsNil() {
|
|
return nil
|
|
}
|
|
v = v.Elem()
|
|
}
|
|
if !v.IsValid() {
|
|
return nil
|
|
}
|
|
return v.Interface()
|
|
}
|
|
|
|
// Bool 将当前值转换为 bool 类型
|
|
func (r *rfx) Bool() bool {
|
|
result, err := cast.ToBoolE(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to bool: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Float64 将当前值转换为 float64 类型
|
|
func (r *rfx) Float64() float64 {
|
|
result, err := cast.ToFloat64E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to float64: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Float32 将当前值转换为 float32 类型
|
|
func (r *rfx) Float32() float32 {
|
|
result, err := cast.ToFloat32E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to float32: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Int64 将当前值转换为 int64 类型
|
|
func (r *rfx) Int64() int64 {
|
|
result, err := cast.ToInt64E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to int64: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Int32 将当前值转换为 int32 类型
|
|
func (r *rfx) Int32() int32 {
|
|
result, err := cast.ToInt32E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to int32: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Int16 将当前值转换为 int16 类型
|
|
func (r *rfx) Int16() int16 {
|
|
result, err := cast.ToInt16E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to int16: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Int8 将当前值转换为 int8 类型
|
|
func (r *rfx) Int8() int8 {
|
|
result, err := cast.ToInt8E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to int8: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Int 将当前值转换为 int 类型
|
|
func (r *rfx) Int() int {
|
|
result, err := cast.ToIntE(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to int: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Uint 将当前值转换为 uint 类型
|
|
func (r *rfx) Uint() uint {
|
|
result, err := cast.ToUintE(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to uint: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Uint64 将当前值转换为 uint64 类型
|
|
func (r *rfx) Uint64() uint64 {
|
|
result, err := cast.ToUint64E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to uint64: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Uint32 将当前值转换为 uint32 类型
|
|
func (r *rfx) Uint32() uint32 {
|
|
result, err := cast.ToUint32E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to uint32: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Uint16 将当前值转换为 uint16 类型
|
|
func (r *rfx) Uint16() uint16 {
|
|
result, err := cast.ToUint16E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to uint16: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Uint8 将当前值转换为 uint8 类型
|
|
func (r *rfx) Uint8() uint8 {
|
|
result, err := cast.ToUint8E(r.Any())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to uint8: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// String 将当前值转换为 string 类型
|
|
func (r *rfx) String() string {
|
|
data := r.Any()
|
|
result, err := cast.ToStringE(data)
|
|
if err != nil {
|
|
if b, e := json.Marshal(data); e == nil {
|
|
result = string(b)
|
|
} else {
|
|
panic(fmt.Sprintf("rfx: failed to convert to string: %v", err))
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
// StringMapString 将当前值转换为 map[string]string 类型
|
|
func (r *rfx) StringMapString() map[string]string {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapStringE(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string]string, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string]string)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).String()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// StringMapStringSlice 将当前值转换为 map[string][]string 类型
|
|
func (r *rfx) StringMapStringSlice() map[string][]string {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapStringSliceE(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string][]string, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string][]string)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).StringSlice()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// StringMapBool 将当前值转换为 map[string]bool 类型
|
|
func (r *rfx) StringMapBool() map[string]bool {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapBoolE(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string]bool, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string]bool)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).Bool()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// StringMapInt 将当前值转换为 map[string]int 类型
|
|
func (r *rfx) StringMapInt() map[string]int {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapIntE(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string]int, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string]int)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).Int()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// StringMapInt64 将当前值转换为 map[string]int64 类型
|
|
func (r *rfx) StringMapInt64() map[string]int64 {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapInt64E(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string]int64, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string]int64)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).Int64()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// StringMap 将当前值转换为 map[string]any 类型
|
|
func (r *rfx) StringMap() map[string]any {
|
|
data := r.Any()
|
|
|
|
// 首先尝试使用 cast 进行转换
|
|
result, err := cast.ToStringMapE(data)
|
|
if err == nil {
|
|
return result
|
|
}
|
|
|
|
// cast 失败后,尝试自定义转换逻辑
|
|
defer func() {
|
|
if p := recover(); p != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to map[string]any, cast error: %v, custom conversion error: %v", err, p))
|
|
}
|
|
}()
|
|
|
|
result = make(map[string]any)
|
|
for _, k := range r.Keys() {
|
|
result[k] = r.Get(k).Any()
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
// Slice 将当前值转换为 []any 切片
|
|
func (r *rfx) Slice() []any {
|
|
v := r.value
|
|
for v.Kind() == reflect.Ptr || v.Kind() == reflect.Interface {
|
|
if v.IsNil() {
|
|
return nil
|
|
}
|
|
v = v.Elem()
|
|
}
|
|
if !v.IsValid() || (v.Kind() != reflect.Slice && v.Kind() != reflect.Array) {
|
|
return nil
|
|
}
|
|
|
|
result := make([]any, v.Len())
|
|
for i := 0; i < v.Len(); i++ {
|
|
elem := v.Index(i)
|
|
for elem.Kind() == reflect.Ptr || elem.Kind() == reflect.Interface {
|
|
if elem.IsNil() {
|
|
break
|
|
}
|
|
elem = elem.Elem()
|
|
}
|
|
if elem.IsValid() {
|
|
result[i] = elem.Interface()
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
// BoolSlice 将当前值转换为 []bool 切片
|
|
func (r *rfx) BoolSlice() []bool {
|
|
result, err := cast.ToBoolSliceE(r.Slice())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to []bool: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// StringSlice 将当前值转换为 []string 切片
|
|
func (r *rfx) StringSlice() []string {
|
|
result, err := cast.ToStringSliceE(r.Slice())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to []string: %v", err))
|
|
}
|
|
return result
|
|
}
|
|
|
|
// IntSlice 将当前值转换为 []int 切片
|
|
func (r *rfx) IntSlice() []int {
|
|
result, err := cast.ToIntSliceE(r.Slice())
|
|
if err != nil {
|
|
panic(fmt.Sprintf("rfx: failed to convert to []int: %v", err))
|
|
}
|
|
return result
|
|
}
|