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支持映射到结构体

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xiaoqidun 2019-11-20 16:31:25 +08:00
parent f236ad259c
commit 4c84fb0db8
1 changed files with 59 additions and 0 deletions
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59
goini.go
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@ -2,7 +2,9 @@ package goini
import (
"bytes"
"errors"
"io/ioutil"
"reflect"
"regexp"
"strconv"
"strings"
@ -193,3 +195,60 @@ func (ini *GoINI) GetFloat64(name string, key string, value float64) float64 {
}
return value
}
func (ini *GoINI) MapToStruct(ptr interface{}) (err error) {
t := reflect.TypeOf(ptr)
v := reflect.ValueOf(ptr)
if t.Kind() != reflect.Ptr {
err = errors.New("input struct ptr")
return
} else {
t = t.Elem()
v = v.Elem()
}
for i := 0; i < t.NumField(); i++ {
if !v.CanInterface() {
continue
}
k := t.Field(i).Tag.Get("goini")
if k == "" {
k = t.Field(i).Name
}
switch v.Field(i).Kind() {
case reflect.Struct:
tt := v.Field(i).Type()
vv := v.Field(i)
for ii := 0; ii < tt.NumField(); ii++ {
if !v.CanInterface() {
continue
}
kk := tt.Field(ii).Tag.Get("goini")
if kk == "" {
kk = t.Field(ii).Name
}
switch vv.Field(ii).Kind() {
case reflect.Bool:
vv.Field(ii).SetBool(ini.GetBool(k, kk, false))
case reflect.String:
vv.Field(ii).SetString(ini.GetString(k, kk, ""))
case reflect.Float32, reflect.Float64:
vv.Field(ii).SetFloat(ini.GetFloat64(k, kk, 0))
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
vv.Field(ii).SetInt(ini.GetInt64(k, kk, 0))
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
vv.Field(ii).SetUint(uint64(ini.GetInt64(k, kk, 0)))
}
}
case reflect.Bool:
v.Field(i).SetBool(ini.GetBool(ini.commonField, k, false))
case reflect.String:
v.Field(i).SetString(ini.GetString(ini.commonField, k, ""))
case reflect.Float32, reflect.Float64:
v.Field(i).SetFloat(ini.GetFloat64(ini.commonField, k, 0))
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
v.Field(i).SetInt(ini.GetInt64(ini.commonField, k, 0))
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
v.Field(i).SetUint(uint64(ini.GetInt64(ini.commonField, k, 0)))
}
}
return
}