mirror of
https://github.com/gogf/gf.git
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76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package converter
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import (
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"reflect"
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"strings"
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"github.com/gogf/gf/v2/internal/empty"
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"github.com/gogf/gf/v2/util/gconv/internal/localinterface"
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)
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// Bool converts `any` to bool.
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func (c *Converter) Bool(any any) (bool, error) {
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if empty.IsNil(any) {
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return false, nil
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}
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switch value := any.(type) {
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case bool:
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return value, nil
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case []byte:
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if _, ok := emptyStringMap[strings.ToLower(string(value))]; ok {
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return false, nil
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}
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return true, nil
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case string:
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if _, ok := emptyStringMap[strings.ToLower(value)]; ok {
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return false, nil
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}
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return true, nil
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default:
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if f, ok := value.(localinterface.IBool); ok {
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return f.Bool(), nil
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}
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rv := reflect.ValueOf(any)
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switch rv.Kind() {
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case reflect.Ptr:
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if rv.IsNil() {
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return false, nil
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}
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if rv.Type().Elem().Kind() == reflect.Bool {
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return rv.Elem().Bool(), nil
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}
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return c.Bool(rv.Elem().Interface())
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
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return rv.Int() != 0, nil
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case reflect.Uintptr, reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
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return rv.Uint() != 0, nil
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case reflect.Float32, reflect.Float64:
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return rv.Float() != 0, nil
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case reflect.Bool:
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return rv.Bool(), nil
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// TODO：(Map，Array，Slice，Struct) It might panic here for these types.
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case reflect.Map, reflect.Array:
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fallthrough
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case reflect.Slice:
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return rv.Len() != 0, nil
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case reflect.Struct:
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return true, nil
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default:
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s, err := c.String(any)
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if err != nil {
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return false, err
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}
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if _, ok := emptyStringMap[strings.ToLower(s)]; ok {
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return false, nil
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}
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return true, nil
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}
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}
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}
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