/
convert.go
396 lines (357 loc) · 8.34 KB
/
convert.go
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package mathutil
import (
"encoding/json"
"fmt"
"strconv"
"strings"
"time"
"github.com/gookit/goutil/comdef"
)
/*************************************************************
* convert value to int
*************************************************************/
// Int convert value to int
func Int(in any) (int, error) {
return ToInt(in)
}
// QuietInt convert value to int, will ignore error
func QuietInt(in any) int {
val, _ := ToInt(in)
return val
}
// MustInt convert value to int, will panic on error
func MustInt(in any) int {
val, _ := ToInt(in)
return val
}
// IntOrPanic convert value to int, will panic on error
func IntOrPanic(in any) int {
val, err := ToInt(in)
if err != nil {
panic(err)
}
return val
}
// IntOrErr convert value to int, return error on failed
func IntOrErr(in any) (iVal int, err error) {
return ToInt(in)
}
// ToInt convert value to int, return error on failed
func ToInt(in any) (iVal int, err error) {
switch tVal := in.(type) {
case nil:
iVal = 0
case int:
iVal = tVal
case int8:
iVal = int(tVal)
case int16:
iVal = int(tVal)
case int32:
iVal = int(tVal)
case int64:
iVal = int(tVal)
case uint:
iVal = int(tVal)
case uint8:
iVal = int(tVal)
case uint16:
iVal = int(tVal)
case uint32:
iVal = int(tVal)
case uint64:
iVal = int(tVal)
case float32:
iVal = int(tVal)
case float64:
iVal = int(tVal)
case time.Duration:
iVal = int(tVal)
case string:
iVal, err = strconv.Atoi(strings.TrimSpace(tVal))
case json.Number:
var i64 int64
i64, err = tVal.Int64()
iVal = int(i64)
default:
err = comdef.ErrConvType
}
return
}
// StrInt convert.
func StrInt(s string) int {
iVal, _ := strconv.Atoi(strings.TrimSpace(s))
return iVal
}
/*************************************************************
* convert value to uint
*************************************************************/
// Uint convert string to uint, return error on failed
func Uint(in any) (uint64, error) {
return ToUint(in)
}
// QuietUint convert string to uint, will ignore error
func QuietUint(in any) uint64 {
val, _ := ToUint(in)
return val
}
// MustUint convert string to uint, will panic on error
func MustUint(in any) uint64 {
val, _ := ToUint(in)
return val
}
// UintOrErr convert value to uint, return error on failed
func UintOrErr(in any) (uint64, error) {
return ToUint(in)
}
// ToUint convert value to uint, return error on failed
func ToUint(in any) (u64 uint64, err error) {
switch tVal := in.(type) {
case nil:
u64 = 0
case int:
u64 = uint64(tVal)
case int8:
u64 = uint64(tVal)
case int16:
u64 = uint64(tVal)
case int32:
u64 = uint64(tVal)
case int64:
u64 = uint64(tVal)
case uint:
u64 = uint64(tVal)
case uint8:
u64 = uint64(tVal)
case uint16:
u64 = uint64(tVal)
case uint32:
u64 = uint64(tVal)
case uint64:
u64 = tVal
case float32:
u64 = uint64(tVal)
case float64:
u64 = uint64(tVal)
case time.Duration:
u64 = uint64(tVal)
case json.Number:
var i64 int64
i64, err = tVal.Int64()
u64 = uint64(i64)
case string:
u64, err = strconv.ParseUint(strings.TrimSpace(tVal), 10, 0)
default:
err = comdef.ErrConvType
}
return
}
/*************************************************************
* convert value to int64
*************************************************************/
// Int64 convert string to int64, return error on failed
func Int64(in any) (int64, error) {
return ToInt64(in)
}
// QuietInt64 convert value to int64, will ignore error
func QuietInt64(in any) int64 {
i64, _ := ToInt64(in)
return i64
}
// MustInt64 convert value to int64, will panic on error
func MustInt64(in any) int64 {
i64, _ := ToInt64(in)
return i64
}
// TODO StrictInt64,AsInt64 strict convert to int64
// Int64OrErr convert string to int64, return error on failed
func Int64OrErr(in any) (int64, error) {
return ToInt64(in)
}
// ToInt64 convert string to int64, return error on failed
func ToInt64(in any) (i64 int64, err error) {
switch tVal := in.(type) {
case nil:
i64 = 0
case string:
i64, err = strconv.ParseInt(strings.TrimSpace(tVal), 10, 0)
case int:
i64 = int64(tVal)
case int8:
i64 = int64(tVal)
case int16:
i64 = int64(tVal)
case int32:
i64 = int64(tVal)
case int64:
i64 = tVal
case uint:
i64 = int64(tVal)
case uint8:
i64 = int64(tVal)
case uint16:
i64 = int64(tVal)
case uint32:
i64 = int64(tVal)
case uint64:
i64 = int64(tVal)
case float32:
i64 = int64(tVal)
case float64:
i64 = int64(tVal)
case time.Duration:
i64 = int64(tVal)
case json.Number:
i64, err = tVal.Int64()
default:
err = comdef.ErrConvType
}
return
}
/*************************************************************
* convert value to float
*************************************************************/
// QuietFloat convert value to float64, will ignore error
func QuietFloat(in any) float64 {
val, _ := ToFloat(in)
return val
}
// FloatOrPanic convert value to float64, will panic on error
func FloatOrPanic(in any) float64 {
val, err := ToFloat(in)
if err != nil {
panic(err)
}
return val
}
// MustFloat convert value to float64 TODO will panic on error
func MustFloat(in any) float64 {
val, _ := ToFloat(in)
return val
}
// Float convert value to float64, return error on failed
func Float(in any) (float64, error) {
return ToFloat(in)
}
// FloatOrErr convert value to float64, return error on failed
func FloatOrErr(in any) (float64, error) {
return ToFloat(in)
}
// ToFloat convert value to float64, return error on failed
func ToFloat(in any) (f64 float64, err error) {
switch tVal := in.(type) {
case nil:
f64 = 0
case string:
f64, err = strconv.ParseFloat(strings.TrimSpace(tVal), 64)
case int:
f64 = float64(tVal)
case int8:
f64 = float64(tVal)
case int16:
f64 = float64(tVal)
case int32:
f64 = float64(tVal)
case int64:
f64 = float64(tVal)
case uint:
f64 = float64(tVal)
case uint8:
f64 = float64(tVal)
case uint16:
f64 = float64(tVal)
case uint32:
f64 = float64(tVal)
case uint64:
f64 = float64(tVal)
case float32:
f64 = float64(tVal)
case float64:
f64 = tVal
case time.Duration:
f64 = float64(tVal)
case json.Number:
f64, err = tVal.Float64()
default:
err = comdef.ErrConvType
}
return
}
/*************************************************************
* convert intX/floatX to string
*************************************************************/
// StringOrPanic convert intX/floatX value to string, will panic on error
func StringOrPanic(val any) string {
str, err := TryToString(val, true)
if err != nil {
panic(err)
}
return str
}
// MustString convert intX/floatX value to string, will panic on error
func MustString(val any) string {
return StringOrPanic(val)
}
// ToString convert intX/floatX value to string, return error on failed
func ToString(val any) (string, error) {
return TryToString(val, true)
}
// StringOrErr convert intX/floatX value to string, return error on failed
func StringOrErr(val any) (string, error) {
return TryToString(val, true)
}
// QuietString convert intX/floatX value to string, other type convert by fmt.Sprint
func QuietString(val any) string {
str, _ := TryToString(val, false)
return str
}
// String convert intX/floatX value to string, other type convert by fmt.Sprint
func String(val any) string {
str, _ := TryToString(val, false)
return str
}
// TryToString try convert intX/floatX value to string
//
// if defaultAsErr is False, will use fmt.Sprint convert other type
func TryToString(val any, defaultAsErr bool) (str string, err error) {
if val == nil {
return
}
switch value := val.(type) {
case int:
str = strconv.Itoa(value)
case int8:
str = strconv.Itoa(int(value))
case int16:
str = strconv.Itoa(int(value))
case int32: // same as `rune`
str = strconv.Itoa(int(value))
case int64:
str = strconv.Itoa(int(value))
case uint:
str = strconv.FormatUint(uint64(value), 10)
case uint8:
str = strconv.FormatUint(uint64(value), 10)
case uint16:
str = strconv.FormatUint(uint64(value), 10)
case uint32:
str = strconv.FormatUint(uint64(value), 10)
case uint64:
str = strconv.FormatUint(value, 10)
case float32:
str = strconv.FormatFloat(float64(value), 'f', -1, 32)
case float64:
str = strconv.FormatFloat(value, 'f', -1, 64)
case time.Duration:
str = strconv.FormatUint(uint64(value.Nanoseconds()), 10)
case json.Number:
str = value.String()
default:
if defaultAsErr {
err = comdef.ErrConvType
} else {
str = fmt.Sprint(value)
}
}
return
}