Commit 6662eef2 authored by miraclesu's avatar miraclesu

Support Match validate function for tag

parent dcdfaf36
......@@ -55,9 +55,10 @@ Struct Tag Use:
// validation function follow with "valid" tag
// functions divide with ";"
// parameters in parentheses "()" and divide with ","
// Match function's pattern string must in "//"
type user struct {
Id int
Name string `valid:"Required"`
Name string `valid:"Required;Match(/^(test)?\\w*@;com$/)"`
Age int `valid:"Required;Range(1, 140)"`
}
......@@ -86,8 +87,7 @@ Struct Tag Functions:
Alpha
Numeric
AlphaNumeric
Match(regexp string) // does not support yet
NoMatch(regexp string) // does not support yet
Match(pattern string)
AlphaDash
Email
IP
......
......@@ -26,6 +26,7 @@ var (
"apply": true,
"Check": true,
"Valid": true,
"NoMatch": true,
}
)
......@@ -50,7 +51,7 @@ type Funcs map[string]reflect.Value
func (f Funcs) Call(name string, params ...interface{}) (result []reflect.Value, err error) {
defer func() {
if r := recover(); r != nil {
err = r.(error)
err = fmt.Errorf("%v", r)
}
}()
if _, ok := f[name]; !ok {
......@@ -82,10 +83,17 @@ func getValidFuncs(f reflect.StructField) (vfs []ValidFunc, err error) {
if len(tag) == 0 {
return
}
if vfs, tag, err = getRegFuncs(tag, f.Name); err != nil {
fmt.Printf("%+v\n", err)
return
}
fs := strings.Split(tag, ";")
for _, vfunc := range fs {
var vf ValidFunc
vf, err = parseFunc(vfunc)
if len(vfunc) == 0 {
continue
}
vf, err = parseFunc(vfunc, f.Name)
if err != nil {
return
}
......@@ -94,10 +102,33 @@ func getValidFuncs(f reflect.StructField) (vfs []ValidFunc, err error) {
return
}
func parseFunc(vfunc string) (v ValidFunc, err error) {
// Get Match function
// May be get NoMatch function in the future
func getRegFuncs(tag, key string) (vfs []ValidFunc, str string, err error) {
tag = strings.TrimSpace(tag)
index := strings.Index(tag, "Match(/")
if index == -1 {
str = tag
return
}
end := strings.LastIndex(tag, "/)")
if end < index {
err = fmt.Errorf("invalid Match function")
return
}
reg, err := regexp.Compile(tag[index+len("Match(/") : end])
if err != nil {
return
}
vfs = []ValidFunc{ValidFunc{"Match", []interface{}{reg, key}}}
str = strings.TrimSpace(tag[:index]) + strings.TrimSpace(tag[end+len("/)"):])
return
}
func parseFunc(vfunc, key string) (v ValidFunc, err error) {
defer func() {
if r := recover(); r != nil {
err = r.(error)
err = fmt.Errorf("%v", r)
}
}()
......@@ -114,7 +145,7 @@ func parseFunc(vfunc string) (v ValidFunc, err error) {
err = fmt.Errorf("%s require %d parameters", vfunc, num)
return
}
v = ValidFunc{vfunc, []interface{}{vfunc}}
v = ValidFunc{vfunc, []interface{}{key}}
return
}
......@@ -136,7 +167,7 @@ func parseFunc(vfunc string) (v ValidFunc, err error) {
return
}
tParams, err := trim(name, params)
tParams, err := trim(name, key, params)
if err != nil {
return
}
......@@ -155,7 +186,7 @@ func numIn(name string) (num int, err error) {
return
}
func trim(name string, s []string) (ts []interface{}, err error) {
func trim(name, key string, s []string) (ts []interface{}, err error) {
ts = make([]interface{}, len(s), len(s)+1)
fn, ok := funcs[name]
if !ok {
......@@ -170,7 +201,7 @@ func trim(name string, s []string) (ts []interface{}, err error) {
}
ts[i] = param
}
ts = append(ts, name)
ts = append(ts, key)
return
}
......
......@@ -8,8 +8,9 @@ import (
type user struct {
Id int
Tag string `valid:"Maxx(aa)"`
Name string `valid:"Required"`
Name string `valid:"Required;"`
Age int `valid:"Required;Range(1, 140)"`
match string `valid:"Required; Match(/^(test)?\\w*@(/test/);com$/);Max(2)"`
}
func TestGetValidFuncs(t *testing.T) {
......@@ -55,6 +56,14 @@ func TestGetValidFuncs(t *testing.T) {
if vfs[1].Name != "Range" && len(vfs[1].Params) != 2 {
t.Error("Range funcs should be got")
}
f, _ = tf.FieldByName("match")
if vfs, err = getValidFuncs(f); err != nil {
t.Fatal(err)
}
if len(vfs) != 3 {
t.Fatal("should get 3 ValidFunc but now is", len(vfs))
}
}
func TestCall(t *testing.T) {
......
......@@ -283,12 +283,12 @@ func TestZipCode(t *testing.T) {
func TestValid(t *testing.T) {
type user struct {
Id int
Name string `valid:"Required"`
Name string `valid:"Required;Match(/^(test)?\\w*@(/test/);com$/)"`
Age int `valid:"Required;Range(1, 140)"`
}
valid := Validation{}
u := user{Name: "test", Age: 40}
u := user{Name: "test@/test/;com", Age: 40}
b, err := valid.Valid(u)
if err != nil {
t.Fatal(err)
......@@ -297,7 +297,7 @@ func TestValid(t *testing.T) {
t.Error("validation should be passed")
}
uptr := &user{Name: "test", Age: 180}
uptr := &user{Name: "test", Age: 40}
b, err = valid.Valid(uptr)
if err != nil {
t.Fatal(err)
......@@ -305,4 +305,13 @@ func TestValid(t *testing.T) {
if b {
t.Error("validation should not be passed")
}
u = user{Name: "test@/test/;com", Age: 180}
b, err = valid.Valid(u)
if err != nil {
t.Fatal(err)
}
if b {
t.Error("validation should not be passed")
}
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment