diff options
Diffstat (limited to 'vendor/github.com/mitchellh/mapstructure/mapstructure.go')
| -rw-r--r-- | vendor/github.com/mitchellh/mapstructure/mapstructure.go | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/vendor/github.com/mitchellh/mapstructure/mapstructure.go b/vendor/github.com/mitchellh/mapstructure/mapstructure.go index b0ab9a3..1595982 100644 --- a/vendor/github.com/mitchellh/mapstructure/mapstructure.go +++ b/vendor/github.com/mitchellh/mapstructure/mapstructure.go @@ -202,7 +202,7 @@ func (d *Decoder) decode(name string, data interface{}, val reflect.Value) error d.config.DecodeHook, dataVal.Type(), val.Type(), data) if err != nil { - return err + return fmt.Errorf("error decoding '%s': %s", name, err) } } @@ -229,6 +229,8 @@ func (d *Decoder) decode(name string, data interface{}, val reflect.Value) error err = d.decodePtr(name, data, val) case reflect.Slice: err = d.decodeSlice(name, data, val) + case reflect.Func: + err = d.decodeFunc(name, data, val) default: // If we reached this point then we weren't able to decode it return fmt.Errorf("%s: unsupported type: %s", name, dataKind) @@ -547,7 +549,7 @@ func (d *Decoder) decodePtr(name string, data interface{}, val reflect.Value) er valType := val.Type() valElemType := valType.Elem() - realVal:=val + realVal := val if realVal.IsNil() || d.config.ZeroFields { realVal = reflect.New(valElemType) } @@ -560,6 +562,19 @@ func (d *Decoder) decodePtr(name string, data interface{}, val reflect.Value) er return nil } +func (d *Decoder) decodeFunc(name string, data interface{}, val reflect.Value) error { + // Create an element of the concrete (non pointer) type and decode + // into that. Then set the value of the pointer to this type. + dataVal := reflect.Indirect(reflect.ValueOf(data)) + if val.Type() != dataVal.Type() { + return fmt.Errorf( + "'%s' expected type '%s', got unconvertible type '%s'", + name, val.Type(), dataVal.Type()) + } + val.Set(dataVal) + return nil +} + func (d *Decoder) decodeSlice(name string, data interface{}, val reflect.Value) error { dataVal := reflect.Indirect(reflect.ValueOf(data)) dataValKind := dataVal.Kind() @@ -567,7 +582,7 @@ func (d *Decoder) decodeSlice(name string, data interface{}, val reflect.Value) valElemType := valType.Elem() sliceType := reflect.SliceOf(valElemType) - valSlice:=val + valSlice := val if valSlice.IsNil() || d.config.ZeroFields { // Check input type @@ -591,6 +606,9 @@ func (d *Decoder) decodeSlice(name string, data interface{}, val reflect.Value) for i := 0; i < dataVal.Len(); i++ { currentData := dataVal.Index(i).Interface() + for valSlice.Len() <= i { + valSlice = reflect.Append(valSlice, reflect.Zero(valElemType)) + } currentField := valSlice.Index(i) fieldName := fmt.Sprintf("%s[%d]", name, i) |