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Temporarily patch go-ini/ini with fork (#2255)

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This commit is contained in:
Ethan Koenig 2017-08-06 18:42:48 -07:00 • committed by Lunny Xiao
parent 54381f438b
commit 27798c3efc
8 changed files with 518 additions and 163 deletions
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119
vendor/gopkg.in/ini.v1/struct.go generated vendored
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@ -78,34 +78,44 @@ func parseDelim(actual string) string {
var reflectTime = reflect.TypeOf(time.Now()).Kind()
// setSliceWithProperType sets proper values to slice based on its type.
func setSliceWithProperType(key *Key, field reflect.Value, delim string) error {
strs := key.Strings(delim)
func setSliceWithProperType(key *Key, field reflect.Value, delim string, allowShadow, isStrict bool) error {
var strs []string
if allowShadow {
strs = key.StringsWithShadows(delim)
} else {
strs = key.Strings(delim)
}
numVals := len(strs)
if numVals == 0 {
return nil
}
var vals interface{}
var err error
sliceOf := field.Type().Elem().Kind()
switch sliceOf {
case reflect.String:
vals = strs
case reflect.Int:
vals = key.Ints(delim)
vals, err = key.parseInts(strs, true, false)
case reflect.Int64:
vals = key.Int64s(delim)
vals, err = key.parseInt64s(strs, true, false)
case reflect.Uint:
vals = key.Uints(delim)
vals, err = key.parseUints(strs, true, false)
case reflect.Uint64:
vals = key.Uint64s(delim)
vals, err = key.parseUint64s(strs, true, false)
case reflect.Float64:
vals = key.Float64s(delim)
vals, err = key.parseFloat64s(strs, true, false)
case reflectTime:
vals = key.Times(delim)
vals, err = key.parseTimesFormat(time.RFC3339, strs, true, false)
default:
return fmt.Errorf("unsupported type '[]%s'", sliceOf)
}
if isStrict {
return err
}
slice := reflect.MakeSlice(field.Type(), numVals, numVals)
for i := 0; i < numVals; i++ {
@ -130,10 +140,17 @@ func setSliceWithProperType(key *Key, field reflect.Value, delim string) error {
return nil
}
func wrapStrictError(err error, isStrict bool) error {
if isStrict {
return err
}
return nil
}
// setWithProperType sets proper value to field based on its type,
// but it does not return error for failing parsing,
// because we want to use default value that is already assigned to strcut.
func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim string) error {
func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim string, allowShadow, isStrict bool) error {
switch t.Kind() {
case reflect.String:
if len(key.String()) == 0 {
@ -143,7 +160,7 @@ func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim stri
case reflect.Bool:
boolVal, err := key.Bool()
if err != nil {
return nil
return wrapStrictError(err, isStrict)
}
field.SetBool(boolVal)
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
@ -155,8 +172,8 @@ func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim stri
}
intVal, err := key.Int64()
if err != nil || intVal == 0 {
return nil
if err != nil {
return wrapStrictError(err, isStrict)
}
field.SetInt(intVal)
// byte is an alias for uint8, so supporting uint8 breaks support for byte
@ -170,31 +187,43 @@ func setWithProperType(t reflect.Type, key *Key, field reflect.Value, delim stri
uintVal, err := key.Uint64()
if err != nil {
return nil
return wrapStrictError(err, isStrict)
}
field.SetUint(uintVal)
case reflect.Float64:
case reflect.Float32, reflect.Float64:
floatVal, err := key.Float64()
if err != nil {
return nil
return wrapStrictError(err, isStrict)
}
field.SetFloat(floatVal)
case reflectTime:
timeVal, err := key.Time()
if err != nil {
return nil
return wrapStrictError(err, isStrict)
}
field.Set(reflect.ValueOf(timeVal))
case reflect.Slice:
return setSliceWithProperType(key, field, delim)
return setSliceWithProperType(key, field, delim, allowShadow, isStrict)
default:
return fmt.Errorf("unsupported type '%s'", t)
}
return nil
}
func (s *Section) mapTo(val reflect.Value) error {
func parseTagOptions(tag string) (rawName string, omitEmpty bool, allowShadow bool) {
opts := strings.SplitN(tag, ",", 3)
rawName = opts[0]
if len(opts) > 1 {
omitEmpty = opts[1] == "omitempty"
}
if len(opts) > 2 {
allowShadow = opts[2] == "allowshadow"
}
return rawName, omitEmpty, allowShadow
}
func (s *Section) mapTo(val reflect.Value, isStrict bool) error {
if val.Kind() == reflect.Ptr {
val = val.Elem()
}
@ -209,8 +238,8 @@ func (s *Section) mapTo(val reflect.Value) error {
continue
}
opts := strings.SplitN(tag, ",", 2) // strip off possible omitempty
fieldName := s.parseFieldName(tpField.Name, opts[0])
rawName, _, allowShadow := parseTagOptions(tag)
fieldName := s.parseFieldName(tpField.Name, rawName)
if len(fieldName) == 0 || !field.CanSet() {
continue
}
@ -223,7 +252,7 @@ func (s *Section) mapTo(val reflect.Value) error {
if isAnonymous || isStruct {
if sec, err := s.f.GetSection(fieldName); err == nil {
if err = sec.mapTo(field); err != nil {
if err = sec.mapTo(field, isStrict); err != nil {
return fmt.Errorf("error mapping field(%s): %v", fieldName, err)
}
continue
@ -231,7 +260,8 @@ func (s *Section) mapTo(val reflect.Value) error {
}
if key, err := s.GetKey(fieldName); err == nil {
if err = setWithProperType(tpField.Type, key, field, parseDelim(tpField.Tag.Get("delim"))); err != nil {
delim := parseDelim(tpField.Tag.Get("delim"))
if err = setWithProperType(tpField.Type, key, field, delim, allowShadow, isStrict); err != nil {
return fmt.Errorf("error mapping field(%s): %v", fieldName, err)
}
}
@ -250,7 +280,22 @@ func (s *Section) MapTo(v interface{}) error {
return errors.New("cannot map to non-pointer struct")
}
return s.mapTo(val)
return s.mapTo(val, false)
}
// MapTo maps section to given struct in strict mode,
// which returns all possible error including value parsing error.
func (s *Section) StrictMapTo(v interface{}) error {
typ := reflect.TypeOf(v)
val := reflect.ValueOf(v)
if typ.Kind() == reflect.Ptr {
typ = typ.Elem()
val = val.Elem()
} else {
return errors.New("cannot map to non-pointer struct")
}
return s.mapTo(val, true)
}
// MapTo maps file to given struct.
@ -258,6 +303,12 @@ func (f *File) MapTo(v interface{}) error {
return f.Section("").MapTo(v)
}
// MapTo maps file to given struct in strict mode,
// which returns all possible error including value parsing error.
func (f *File) StrictMapTo(v interface{}) error {
return f.Section("").StrictMapTo(v)
}
// MapTo maps data sources to given struct with name mapper.
func MapToWithMapper(v interface{}, mapper NameMapper, source interface{}, others ...interface{}) error {
cfg, err := Load(source, others...)
@ -268,11 +319,28 @@ func MapToWithMapper(v interface{}, mapper NameMapper, source interface{}, other
return cfg.MapTo(v)
}
// StrictMapToWithMapper maps data sources to given struct with name mapper in strict mode,
// which returns all possible error including value parsing error.
func StrictMapToWithMapper(v interface{}, mapper NameMapper, source interface{}, others ...interface{}) error {
cfg, err := Load(source, others...)
if err != nil {
return err
}
cfg.NameMapper = mapper
return cfg.StrictMapTo(v)
}
// MapTo maps data sources to given struct.
func MapTo(v, source interface{}, others ...interface{}) error {
return MapToWithMapper(v, nil, source, others...)
}
// StrictMapTo maps data sources to given struct in strict mode,
// which returns all possible error including value parsing error.
func StrictMapTo(v, source interface{}, others ...interface{}) error {
return StrictMapToWithMapper(v, nil, source, others...)
}
// reflectSliceWithProperType does the opposite thing as setSliceWithProperType.
func reflectSliceWithProperType(key *Key, field reflect.Value, delim string) error {
slice := field.Slice(0, field.Len())
@ -340,10 +408,11 @@ func isEmptyValue(v reflect.Value) bool {
return v.Uint() == 0
case reflect.Float32, reflect.Float64:
return v.Float() == 0
case reflectTime:
return v.Interface().(time.Time).IsZero()
case reflect.Interface, reflect.Ptr:
return v.IsNil()
case reflectTime:
t, ok := v.Interface().(time.Time)
return ok && t.IsZero()
}
return false
}