diff options
Diffstat (limited to 'vendor/github.com/go-playground/validator/v10/util.go')
-rw-r--r-- | vendor/github.com/go-playground/validator/v10/util.go | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/vendor/github.com/go-playground/validator/v10/util.go b/vendor/github.com/go-playground/validator/v10/util.go deleted file mode 100644 index 9285223a2..000000000 --- a/vendor/github.com/go-playground/validator/v10/util.go +++ /dev/null @@ -1,312 +0,0 @@ -package validator - -import ( - "fmt" - "reflect" - "regexp" - "strconv" - "strings" - "time" -) - -// extractTypeInternal gets the actual underlying type of field value. -// It will dive into pointers, customTypes and return you the -// underlying value and it's kind. -func (v *validate) extractTypeInternal(current reflect.Value, nullable bool) (reflect.Value, reflect.Kind, bool) { - -BEGIN: - switch current.Kind() { - case reflect.Ptr: - - nullable = true - - if current.IsNil() { - return current, reflect.Ptr, nullable - } - - current = current.Elem() - goto BEGIN - - case reflect.Interface: - - nullable = true - - if current.IsNil() { - return current, reflect.Interface, nullable - } - - current = current.Elem() - goto BEGIN - - case reflect.Invalid: - return current, reflect.Invalid, nullable - - default: - - if v.v.hasCustomFuncs { - - if fn, ok := v.v.customFuncs[current.Type()]; ok { - current = reflect.ValueOf(fn(current)) - goto BEGIN - } - } - - return current, current.Kind(), nullable - } -} - -// getStructFieldOKInternal traverses a struct to retrieve a specific field denoted by the provided namespace and -// returns the field, field kind and whether is was successful in retrieving the field at all. -// -// NOTE: when not successful ok will be false, this can happen when a nested struct is nil and so the field -// could not be retrieved because it didn't exist. -func (v *validate) getStructFieldOKInternal(val reflect.Value, namespace string) (current reflect.Value, kind reflect.Kind, nullable bool, found bool) { - -BEGIN: - current, kind, nullable = v.ExtractType(val) - if kind == reflect.Invalid { - return - } - - if namespace == "" { - found = true - return - } - - switch kind { - - case reflect.Ptr, reflect.Interface: - return - - case reflect.Struct: - - typ := current.Type() - fld := namespace - var ns string - - if !typ.ConvertibleTo(timeType) { - - idx := strings.Index(namespace, namespaceSeparator) - - if idx != -1 { - fld = namespace[:idx] - ns = namespace[idx+1:] - } else { - ns = "" - } - - bracketIdx := strings.Index(fld, leftBracket) - if bracketIdx != -1 { - fld = fld[:bracketIdx] - - ns = namespace[bracketIdx:] - } - - val = current.FieldByName(fld) - namespace = ns - goto BEGIN - } - - case reflect.Array, reflect.Slice: - idx := strings.Index(namespace, leftBracket) - idx2 := strings.Index(namespace, rightBracket) - - arrIdx, _ := strconv.Atoi(namespace[idx+1 : idx2]) - - if arrIdx >= current.Len() { - return - } - - startIdx := idx2 + 1 - - if startIdx < len(namespace) { - if namespace[startIdx:startIdx+1] == namespaceSeparator { - startIdx++ - } - } - - val = current.Index(arrIdx) - namespace = namespace[startIdx:] - goto BEGIN - - case reflect.Map: - idx := strings.Index(namespace, leftBracket) + 1 - idx2 := strings.Index(namespace, rightBracket) - - endIdx := idx2 - - if endIdx+1 < len(namespace) { - if namespace[endIdx+1:endIdx+2] == namespaceSeparator { - endIdx++ - } - } - - key := namespace[idx:idx2] - - switch current.Type().Key().Kind() { - case reflect.Int: - i, _ := strconv.Atoi(key) - val = current.MapIndex(reflect.ValueOf(i)) - namespace = namespace[endIdx+1:] - - case reflect.Int8: - i, _ := strconv.ParseInt(key, 10, 8) - val = current.MapIndex(reflect.ValueOf(int8(i))) - namespace = namespace[endIdx+1:] - - case reflect.Int16: - i, _ := strconv.ParseInt(key, 10, 16) - val = current.MapIndex(reflect.ValueOf(int16(i))) - namespace = namespace[endIdx+1:] - - case reflect.Int32: - i, _ := strconv.ParseInt(key, 10, 32) - val = current.MapIndex(reflect.ValueOf(int32(i))) - namespace = namespace[endIdx+1:] - - case reflect.Int64: - i, _ := strconv.ParseInt(key, 10, 64) - val = current.MapIndex(reflect.ValueOf(i)) - namespace = namespace[endIdx+1:] - - case reflect.Uint: - i, _ := strconv.ParseUint(key, 10, 0) - val = current.MapIndex(reflect.ValueOf(uint(i))) - namespace = namespace[endIdx+1:] - - case reflect.Uint8: - i, _ := strconv.ParseUint(key, 10, 8) - val = current.MapIndex(reflect.ValueOf(uint8(i))) - namespace = namespace[endIdx+1:] - - case reflect.Uint16: - i, _ := strconv.ParseUint(key, 10, 16) - val = current.MapIndex(reflect.ValueOf(uint16(i))) - namespace = namespace[endIdx+1:] - - case reflect.Uint32: - i, _ := strconv.ParseUint(key, 10, 32) - val = current.MapIndex(reflect.ValueOf(uint32(i))) - namespace = namespace[endIdx+1:] - - case reflect.Uint64: - i, _ := strconv.ParseUint(key, 10, 64) - val = current.MapIndex(reflect.ValueOf(i)) - namespace = namespace[endIdx+1:] - - case reflect.Float32: - f, _ := strconv.ParseFloat(key, 32) - val = current.MapIndex(reflect.ValueOf(float32(f))) - namespace = namespace[endIdx+1:] - - case reflect.Float64: - f, _ := strconv.ParseFloat(key, 64) - val = current.MapIndex(reflect.ValueOf(f)) - namespace = namespace[endIdx+1:] - - case reflect.Bool: - b, _ := strconv.ParseBool(key) - val = current.MapIndex(reflect.ValueOf(b)) - namespace = namespace[endIdx+1:] - - // reflect.Type = string - default: - val = current.MapIndex(reflect.ValueOf(key)) - namespace = namespace[endIdx+1:] - } - - goto BEGIN - } - - // if got here there was more namespace, cannot go any deeper - panic("Invalid field namespace") -} - -// asInt returns the parameter as a int64 -// or panics if it can't convert -func asInt(param string) int64 { - i, err := strconv.ParseInt(param, 0, 64) - panicIf(err) - - return i -} - -// asIntFromTimeDuration parses param as time.Duration and returns it as int64 -// or panics on error. -func asIntFromTimeDuration(param string) int64 { - d, err := time.ParseDuration(param) - if err != nil { - // attempt parsing as an integer assuming nanosecond precision - return asInt(param) - } - return int64(d) -} - -// asIntFromType calls the proper function to parse param as int64, -// given a field's Type t. -func asIntFromType(t reflect.Type, param string) int64 { - switch t { - case timeDurationType: - return asIntFromTimeDuration(param) - default: - return asInt(param) - } -} - -// asUint returns the parameter as a uint64 -// or panics if it can't convert -func asUint(param string) uint64 { - - i, err := strconv.ParseUint(param, 0, 64) - panicIf(err) - - return i -} - -// asFloat64 returns the parameter as a float64 -// or panics if it can't convert -func asFloat64(param string) float64 { - i, err := strconv.ParseFloat(param, 64) - panicIf(err) - return i -} - -// asFloat32 returns the parameter as a float32 -// or panics if it can't convert -func asFloat32(param string) float64 { - i, err := strconv.ParseFloat(param, 32) - panicIf(err) - return i -} - -// asBool returns the parameter as a bool -// or panics if it can't convert -func asBool(param string) bool { - - i, err := strconv.ParseBool(param) - panicIf(err) - - return i -} - -func panicIf(err error) { - if err != nil { - panic(err.Error()) - } -} - -// Checks if field value matches regex. If fl.Field can be cast to Stringer, it uses the Stringer interfaces -// String() return value. Otherwise, it uses fl.Field's String() value. -func fieldMatchesRegexByStringerValOrString(regexFn func() *regexp.Regexp, fl FieldLevel) bool { - regex := regexFn() - switch fl.Field().Kind() { - case reflect.String: - return regex.MatchString(fl.Field().String()) - default: - if stringer, ok := fl.Field().Interface().(fmt.Stringer); ok { - return regex.MatchString(stringer.String()) - } else { - return regex.MatchString(fl.Field().String()) - } - } -} |