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Add support for json.Number 

Closes #115
Closes #61
This commit is contained in:
yveshield 2022-01-15 20:43:35 +08:00 committed by Bjørn Erik Pedersen
parent b481d74679
commit 408043c8fa
2 changed files with 195 additions and 0 deletions
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89
cast_test.go
View File

@ -6,6 +6,7 @@
package cast
import (
"encoding/json"
"errors"
"fmt"
"html/template"
@ -18,6 +19,10 @@ import (
)
func TestToUintE(t *testing.T) {
var jn, nj, jne json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("-8"), &nj)
_ = json.Unmarshal([]byte("8.0"), &jne)
tests := []struct {
input interface{}
expect uint
@ -38,6 +43,7 @@ func TestToUintE(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{int(-8), 0, true},
@ -48,6 +54,8 @@ func TestToUintE(t *testing.T) {
{float32(-8.31), 0, true},
{float64(-8.31), 0, true},
{"-8", 0, true},
{nj, 0, true},
{jne, 0, true},
{"test", 0, true},
{testing.T{}, 0, true},
}
@ -71,6 +79,10 @@ func TestToUintE(t *testing.T) {
}
func TestToUint64E(t *testing.T) {
var jn, nj, jne json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("-8"), &nj)
_ = json.Unmarshal([]byte("8.0"), &jne)
tests := []struct {
input interface{}
expect uint64
@ -91,6 +103,7 @@ func TestToUint64E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{int(-8), 0, true},
@ -101,6 +114,8 @@ func TestToUint64E(t *testing.T) {
{float32(-8.31), 0, true},
{float64(-8.31), 0, true},
{"-8", 0, true},
{nj, 0, true},
{jne, 0, true},
{"test", 0, true},
{testing.T{}, 0, true},
}
@ -124,6 +139,10 @@ func TestToUint64E(t *testing.T) {
}
func TestToUint32E(t *testing.T) {
var jn, nj, jne json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("-8"), &nj)
_ = json.Unmarshal([]byte("8.0"), &jne)
tests := []struct {
input interface{}
expect uint32
@ -144,6 +163,7 @@ func TestToUint32E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
{int(-8), 0, true},
{int8(-8), 0, true},
@ -153,7 +173,9 @@ func TestToUint32E(t *testing.T) {
{float32(-8.31), 0, true},
{float64(-8.31), 0, true},
{"-8", 0, true},
{nj, 0, true},
// errors
{jne, 0, true},
{"test", 0, true},
{testing.T{}, 0, true},
}
@ -177,6 +199,10 @@ func TestToUint32E(t *testing.T) {
}
func TestToUint16E(t *testing.T) {
var jn, nj, jne json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("-8"), &nj)
_ = json.Unmarshal([]byte("8.0"), &jne)
tests := []struct {
input interface{}
expect uint16
@ -197,6 +223,7 @@ func TestToUint16E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{int(-8), 0, true},
@ -207,6 +234,8 @@ func TestToUint16E(t *testing.T) {
{float32(-8.31), 0, true},
{float64(-8.31), 0, true},
{"-8", 0, true},
{nj, 0, true},
{jne, 0, true},
{"test", 0, true},
{testing.T{}, 0, true},
}
@ -230,6 +259,10 @@ func TestToUint16E(t *testing.T) {
}
func TestToUint8E(t *testing.T) {
var jn, nj, jne json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("-8"), &nj)
_ = json.Unmarshal([]byte("8.0"), &jne)
tests := []struct {
input interface{}
expect uint8
@ -250,6 +283,7 @@ func TestToUint8E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{int(-8), 0, true},
@ -260,6 +294,8 @@ func TestToUint8E(t *testing.T) {
{float32(-8.31), 0, true},
{float64(-8.31), 0, true},
{"-8", 0, true},
{nj, 0, true},
{jne, 0, true},
{"test", 0, true},
{testing.T{}, 0, true},
}
@ -283,6 +319,9 @@ func TestToUint8E(t *testing.T) {
}
func TestToIntE(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("8.0"), &nj)
tests := []struct {
input interface{}
expect int
@ -303,9 +342,11 @@ func TestToIntE(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -328,6 +369,9 @@ func TestToIntE(t *testing.T) {
}
func TestToInt64E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte(".8"), &nj)
tests := []struct {
input interface{}
expect int64
@ -348,9 +392,11 @@ func TestToInt64E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -373,6 +419,9 @@ func TestToInt64E(t *testing.T) {
}
func TestToInt32E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("8.0"), &nj)
tests := []struct {
input interface{}
expect int32
@ -393,9 +442,11 @@ func TestToInt32E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -418,6 +469,9 @@ func TestToInt32E(t *testing.T) {
}
func TestToInt16E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("8.0"), &nj)
tests := []struct {
input interface{}
expect int16
@ -438,9 +492,11 @@ func TestToInt16E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -463,6 +519,9 @@ func TestToInt16E(t *testing.T) {
}
func TestToInt8E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte("8.0"), &nj)
tests := []struct {
input interface{}
expect int8
@ -483,9 +542,11 @@ func TestToInt8E(t *testing.T) {
{true, 1, false},
{false, 0, false},
{"8", 8, false},
{jn, 8, false},
{nil, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -508,6 +569,9 @@ func TestToInt8E(t *testing.T) {
}
func TestToFloat64E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte(".8"), &nj)
tests := []struct {
input interface{}
expect float64
@ -526,10 +590,12 @@ func TestToFloat64E(t *testing.T) {
{float32(8), 8, false},
{float64(8.31), 8.31, false},
{"8", 8, false},
{jn, 8, false},
{true, 1, false},
{false, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -552,6 +618,9 @@ func TestToFloat64E(t *testing.T) {
}
func TestToFloat32E(t *testing.T) {
var jn, nj json.Number
_ = json.Unmarshal([]byte("8"), &jn)
_ = json.Unmarshal([]byte(".8"), &nj)
tests := []struct {
input interface{}
expect float32
@ -570,10 +639,12 @@ func TestToFloat32E(t *testing.T) {
{float32(8.31), 8.31, false},
{float64(8.31), 8.31, false},
{"8", 8, false},
{jn, 8, false},
{true, 1, false},
{false, 0, false},
// errors
{"test", 0, true},
{nj, 0, true},
{testing.T{}, 0, true},
}
@ -596,6 +667,8 @@ func TestToFloat32E(t *testing.T) {
}
func TestToStringE(t *testing.T) {
var jn json.Number
_ = json.Unmarshal([]byte("8"), &jn)
type Key struct {
k string
}
@ -618,6 +691,7 @@ func TestToStringE(t *testing.T) {
{uint64(8), "8", false},
{float32(8.31), "8.31", false},
{float64(8.31), "8.31", false},
{jn, "8", false},
{true, "true", false},
{false, "false", false},
{nil, "", false},
@ -1120,12 +1194,17 @@ func TestToDurationSliceE(t *testing.T) {
}
func TestToBoolE(t *testing.T) {
var jf, jt, je json.Number
_ = json.Unmarshal([]byte("0"), &jf)
_ = json.Unmarshal([]byte("1"), &jt)
_ = json.Unmarshal([]byte("1.0"), &je)
tests := []struct {
input interface{}
expect bool
iserr bool
}{
{0, false, false},
{jf, false, false},
{nil, false, false},
{"false", false, false},
{"FALSE", false, false},
@ -1140,11 +1219,13 @@ func TestToBoolE(t *testing.T) {
{"t", true, false},
{"T", true, false},
{1, true, false},
{jt, true, false},
{true, true, false},
{-1, true, false},
// errors
{"test", false, true},
{je, false, true},
{testing.T{}, false, true},
}
@ -1197,6 +1278,9 @@ func TestIndirectPointers(t *testing.T) {
}
func TestToTime(t *testing.T) {
var jntime, jnetime json.Number
_ = json.Unmarshal([]byte("1234567890"), &jntime)
_ = json.Unmarshal([]byte("123.4567890"), &jnetime)
tests := []struct {
input interface{}
expect time.Time
@ -1235,9 +1319,11 @@ func TestToTime(t *testing.T) {
{uint(1482597504), time.Date(2016, 12, 24, 16, 38, 24, 0, time.UTC), false},
{uint64(1234567890), time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},
{uint32(1234567890), time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},
{jntime, time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},
{time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},
// errors
{"2006", time.Time{}, true},
{jnetime, time.Time{}, true},
{testing.T{}, time.Time{}, true},
}
@ -1261,6 +1347,8 @@ func TestToTime(t *testing.T) {
func TestToDurationE(t *testing.T) {
var td time.Duration = 5
var jn json.Number
_ = json.Unmarshal([]byte("5"), &jn)
tests := []struct {
input interface{}
@ -1280,6 +1368,7 @@ func TestToDurationE(t *testing.T) {
{uint8(5), td, false},
{float64(5), td, false},
{float32(5), td, false},
{jn, td, false},
{string("5"), td, false},
{string("5ns"), td, false},
{string("5us"), time.Microsecond * td, false},

106
caste.go
View File

@ -34,6 +34,12 @@ func ToTimeInDefaultLocationE(i interface{}, location *time.Location) (tim time.
return v, nil
case string:
return StringToDateInDefaultLocation(v, location)
case json.Number:
s, err1 := v.Int64()
if err1 != nil {
return time.Time{}, fmt.Errorf("unable to cast %#v of type %T to Time", i, i)
}
return time.Unix(s, 0), nil
case int:
return time.Unix(int64(v), 0), nil
case int64:
@ -71,6 +77,11 @@ func ToDurationE(i interface{}) (d time.Duration, err error) {
d, err = time.ParseDuration(s + "ns")
}
return
case json.Number:
var v float64
v, err = s.Float64()
d = time.Duration(v)
return
default:
err = fmt.Errorf("unable to cast %#v of type %T to Duration", i, i)
return
@ -93,6 +104,12 @@ func ToBoolE(i interface{}) (bool, error) {
return false, nil
case string:
return strconv.ParseBool(i.(string))
case json.Number:
v, err := b.Int64()
if err == nil {
return v != 0, nil
}
return false, fmt.Errorf("unable to cast %#v of type %T to bool", i, i)
default:
return false, fmt.Errorf("unable to cast %#v of type %T to bool", i, i)
}
@ -133,6 +150,12 @@ func ToFloat64E(i interface{}) (float64, error) {
return v, nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to float64", i, i)
case json.Number:
v, err := s.Float64()
if err == nil {
return v, nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to float64", i, i)
case bool:
if s {
return 1, nil
@ -178,6 +201,12 @@ func ToFloat32E(i interface{}) (float32, error) {
return float32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to float32", i, i)
case json.Number:
v, err := s.Float64()
if err == nil {
return float32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to float32", i, i)
case bool:
if s {
return 1, nil
@ -223,6 +252,12 @@ func ToInt64E(i interface{}) (int64, error) {
return v, nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int64", i, i)
case json.Number:
v, err := s.Int64()
if err == nil {
return v, nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int64", i, i)
case bool:
if s {
return 1, nil
@ -270,6 +305,12 @@ func ToInt32E(i interface{}) (int32, error) {
return int32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int32", i, i)
case json.Number:
v, err := s.Int64()
if err == nil {
return int32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int32", i, i)
case bool:
if s {
return 1, nil
@ -317,6 +358,12 @@ func ToInt16E(i interface{}) (int16, error) {
return int16(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int16", i, i)
case json.Number:
v, err := s.Int64()
if err == nil {
return int16(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int16", i, i)
case bool:
if s {
return 1, nil
@ -364,6 +411,12 @@ func ToInt8E(i interface{}) (int8, error) {
return int8(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int8", i, i)
case json.Number:
v, err := s.Int64()
if err == nil {
return int8(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int8", i, i)
case bool:
if s {
return 1, nil
@ -411,6 +464,12 @@ func ToIntE(i interface{}) (int, error) {
return int(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int", i, i)
case json.Number:
v, err := s.Int64()
if err == nil {
return int(v), nil
}
return 0, fmt.Errorf("unable to cast %#v of type %T to int", i, i)
case bool:
if s {
return 1, nil
@ -434,6 +493,15 @@ func ToUintE(i interface{}) (uint, error) {
return uint(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint: %s", i, err)
case json.Number:
v, err := s.Int64()
if err == nil {
if v < 0 {
return 0, errNegativeNotAllowed
}
return uint(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint: %s", i, err)
case int:
if s < 0 {
return 0, errNegativeNotAllowed
@ -502,6 +570,15 @@ func ToUint64E(i interface{}) (uint64, error) {
return v, nil
}
return 0, fmt.Errorf("unable to cast %#v to uint64: %s", i, err)
case json.Number:
v, err := s.Int64()
if err == nil {
if v < 0 {
return 0, errNegativeNotAllowed
}
return uint64(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint64: %s", i, err)
case int:
if s < 0 {
return 0, errNegativeNotAllowed
@ -570,6 +647,15 @@ func ToUint32E(i interface{}) (uint32, error) {
return uint32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint32: %s", i, err)
case json.Number:
v, err := s.Int64()
if err == nil {
if v < 0 {
return 0, errNegativeNotAllowed
}
return uint32(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint32: %s", i, err)
case int:
if s < 0 {
return 0, errNegativeNotAllowed
@ -638,6 +724,15 @@ func ToUint16E(i interface{}) (uint16, error) {
return uint16(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint16: %s", i, err)
case json.Number:
v, err := s.Int64()
if err == nil {
if v < 0 {
return 0, errNegativeNotAllowed
}
return uint16(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint16: %s", i, err)
case int:
if s < 0 {
return 0, errNegativeNotAllowed
@ -706,6 +801,15 @@ func ToUint8E(i interface{}) (uint8, error) {
return uint8(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint8: %s", i, err)
case json.Number:
v, err := s.Int64()
if err == nil {
if v < 0 {
return 0, errNegativeNotAllowed
}
return uint8(v), nil
}
return 0, fmt.Errorf("unable to cast %#v to uint8: %s", i, err)
case int:
if s < 0 {
return 0, errNegativeNotAllowed
@ -835,6 +939,8 @@ func ToStringE(i interface{}) (string, error) {
return strconv.FormatUint(uint64(s), 10), nil
case uint8:
return strconv.FormatUint(uint64(s), 10), nil
case json.Number:
return s.String(), nil
case []byte:
return string(s), nil
case template.HTML: