diff options
Diffstat (limited to 'vendor/github.com/mitchellh/reflectwalk')
6 files changed, 0 insertions, 483 deletions
diff --git a/vendor/github.com/mitchellh/reflectwalk/.travis.yml b/vendor/github.com/mitchellh/reflectwalk/.travis.yml deleted file mode 100644 index 4f2ee4d97..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/.travis.yml +++ /dev/null @@ -1 +0,0 @@ -language: go diff --git a/vendor/github.com/mitchellh/reflectwalk/LICENSE b/vendor/github.com/mitchellh/reflectwalk/LICENSE deleted file mode 100644 index f9c841a51..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/LICENSE +++ /dev/null @@ -1,21 +0,0 @@ -The MIT License (MIT) - -Copyright (c) 2013 Mitchell Hashimoto - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -THE SOFTWARE. diff --git a/vendor/github.com/mitchellh/reflectwalk/README.md b/vendor/github.com/mitchellh/reflectwalk/README.md deleted file mode 100644 index ac82cd2e1..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/README.md +++ /dev/null @@ -1,6 +0,0 @@ -# reflectwalk - -reflectwalk is a Go library for "walking" a value in Go using reflection, -in the same way a directory tree can be "walked" on the filesystem. Walking -a complex structure can allow you to do manipulations on unknown structures -such as those decoded from JSON. diff --git a/vendor/github.com/mitchellh/reflectwalk/location.go b/vendor/github.com/mitchellh/reflectwalk/location.go deleted file mode 100644 index 6a7f17611..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/location.go +++ /dev/null @@ -1,19 +0,0 @@ -package reflectwalk - -//go:generate stringer -type=Location location.go - -type Location uint - -const ( - None Location = iota - Map - MapKey - MapValue - Slice - SliceElem - Array - ArrayElem - Struct - StructField - WalkLoc -) diff --git a/vendor/github.com/mitchellh/reflectwalk/location_string.go b/vendor/github.com/mitchellh/reflectwalk/location_string.go deleted file mode 100644 index 70760cf4c..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/location_string.go +++ /dev/null @@ -1,16 +0,0 @@ -// Code generated by "stringer -type=Location location.go"; DO NOT EDIT. - -package reflectwalk - -import "fmt" - -const _Location_name = "NoneMapMapKeyMapValueSliceSliceElemArrayArrayElemStructStructFieldWalkLoc" - -var _Location_index = [...]uint8{0, 4, 7, 13, 21, 26, 35, 40, 49, 55, 66, 73} - -func (i Location) String() string { - if i >= Location(len(_Location_index)-1) { - return fmt.Sprintf("Location(%d)", i) - } - return _Location_name[_Location_index[i]:_Location_index[i+1]] -} diff --git a/vendor/github.com/mitchellh/reflectwalk/reflectwalk.go b/vendor/github.com/mitchellh/reflectwalk/reflectwalk.go deleted file mode 100644 index 7fee7b050..000000000 --- a/vendor/github.com/mitchellh/reflectwalk/reflectwalk.go +++ /dev/null @@ -1,420 +0,0 @@ -// reflectwalk is a package that allows you to "walk" complex structures -// similar to how you may "walk" a filesystem: visiting every element one -// by one and calling callback functions allowing you to handle and manipulate -// those elements. -package reflectwalk - -import ( - "errors" - "reflect" -) - -// PrimitiveWalker implementations are able to handle primitive values -// within complex structures. Primitive values are numbers, strings, -// booleans, funcs, chans. -// -// These primitive values are often members of more complex -// structures (slices, maps, etc.) that are walkable by other interfaces. -type PrimitiveWalker interface { - Primitive(reflect.Value) error -} - -// InterfaceWalker implementations are able to handle interface values as they -// are encountered during the walk. -type InterfaceWalker interface { - Interface(reflect.Value) error -} - -// MapWalker implementations are able to handle individual elements -// found within a map structure. -type MapWalker interface { - Map(m reflect.Value) error - MapElem(m, k, v reflect.Value) error -} - -// SliceWalker implementations are able to handle slice elements found -// within complex structures. -type SliceWalker interface { - Slice(reflect.Value) error - SliceElem(int, reflect.Value) error -} - -// ArrayWalker implementations are able to handle array elements found -// within complex structures. -type ArrayWalker interface { - Array(reflect.Value) error - ArrayElem(int, reflect.Value) error -} - -// StructWalker is an interface that has methods that are called for -// structs when a Walk is done. -type StructWalker interface { - Struct(reflect.Value) error - StructField(reflect.StructField, reflect.Value) error -} - -// EnterExitWalker implementations are notified before and after -// they walk deeper into complex structures (into struct fields, -// into slice elements, etc.) -type EnterExitWalker interface { - Enter(Location) error - Exit(Location) error -} - -// PointerWalker implementations are notified when the value they're -// walking is a pointer or not. Pointer is called for _every_ value whether -// it is a pointer or not. -type PointerWalker interface { - PointerEnter(bool) error - PointerExit(bool) error -} - -// PointerValueWalker implementations are notified with the value of -// a particular pointer when a pointer is walked. Pointer is called -// right before PointerEnter. -type PointerValueWalker interface { - Pointer(reflect.Value) error -} - -// SkipEntry can be returned from walk functions to skip walking -// the value of this field. This is only valid in the following functions: -// -// - Struct: skips all fields from being walked -// - StructField: skips walking the struct value -// -var SkipEntry = errors.New("skip this entry") - -// Walk takes an arbitrary value and an interface and traverses the -// value, calling callbacks on the interface if they are supported. -// The interface should implement one or more of the walker interfaces -// in this package, such as PrimitiveWalker, StructWalker, etc. -func Walk(data, walker interface{}) (err error) { - v := reflect.ValueOf(data) - ew, ok := walker.(EnterExitWalker) - if ok { - err = ew.Enter(WalkLoc) - } - - if err == nil { - err = walk(v, walker) - } - - if ok && err == nil { - err = ew.Exit(WalkLoc) - } - - return -} - -func walk(v reflect.Value, w interface{}) (err error) { - // Determine if we're receiving a pointer and if so notify the walker. - // The logic here is convoluted but very important (tests will fail if - // almost any part is changed). I will try to explain here. - // - // First, we check if the value is an interface, if so, we really need - // to check the interface's VALUE to see whether it is a pointer. - // - // Check whether the value is then a pointer. If so, then set pointer - // to true to notify the user. - // - // If we still have a pointer or an interface after the indirections, then - // we unwrap another level - // - // At this time, we also set "v" to be the dereferenced value. This is - // because once we've unwrapped the pointer we want to use that value. - pointer := false - pointerV := v - - for { - if pointerV.Kind() == reflect.Interface { - if iw, ok := w.(InterfaceWalker); ok { - if err = iw.Interface(pointerV); err != nil { - return - } - } - - pointerV = pointerV.Elem() - } - - if pointerV.Kind() == reflect.Ptr { - if pw, ok := w.(PointerValueWalker); ok { - if err = pw.Pointer(pointerV); err != nil { - if err == SkipEntry { - // Skip the rest of this entry but clear the error - return nil - } - - return - } - } - - pointer = true - v = reflect.Indirect(pointerV) - } - if pw, ok := w.(PointerWalker); ok { - if err = pw.PointerEnter(pointer); err != nil { - return - } - - defer func(pointer bool) { - if err != nil { - return - } - - err = pw.PointerExit(pointer) - }(pointer) - } - - if pointer { - pointerV = v - } - pointer = false - - // If we still have a pointer or interface we have to indirect another level. - switch pointerV.Kind() { - case reflect.Ptr, reflect.Interface: - continue - } - break - } - - // We preserve the original value here because if it is an interface - // type, we want to pass that directly into the walkPrimitive, so that - // we can set it. - originalV := v - if v.Kind() == reflect.Interface { - v = v.Elem() - } - - k := v.Kind() - if k >= reflect.Int && k <= reflect.Complex128 { - k = reflect.Int - } - - switch k { - // Primitives - case reflect.Bool, reflect.Chan, reflect.Func, reflect.Int, reflect.String, reflect.Invalid: - err = walkPrimitive(originalV, w) - return - case reflect.Map: - err = walkMap(v, w) - return - case reflect.Slice: - err = walkSlice(v, w) - return - case reflect.Struct: - err = walkStruct(v, w) - return - case reflect.Array: - err = walkArray(v, w) - return - default: - panic("unsupported type: " + k.String()) - } -} - -func walkMap(v reflect.Value, w interface{}) error { - ew, ewok := w.(EnterExitWalker) - if ewok { - ew.Enter(Map) - } - - if mw, ok := w.(MapWalker); ok { - if err := mw.Map(v); err != nil { - return err - } - } - - for _, k := range v.MapKeys() { - kv := v.MapIndex(k) - - if mw, ok := w.(MapWalker); ok { - if err := mw.MapElem(v, k, kv); err != nil { - return err - } - } - - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(MapKey) - } - - if err := walk(k, w); err != nil { - return err - } - - if ok { - ew.Exit(MapKey) - ew.Enter(MapValue) - } - - // get the map value again as it may have changed in the MapElem call - if err := walk(v.MapIndex(k), w); err != nil { - return err - } - - if ok { - ew.Exit(MapValue) - } - } - - if ewok { - ew.Exit(Map) - } - - return nil -} - -func walkPrimitive(v reflect.Value, w interface{}) error { - if pw, ok := w.(PrimitiveWalker); ok { - return pw.Primitive(v) - } - - return nil -} - -func walkSlice(v reflect.Value, w interface{}) (err error) { - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(Slice) - } - - if sw, ok := w.(SliceWalker); ok { - if err := sw.Slice(v); err != nil { - return err - } - } - - for i := 0; i < v.Len(); i++ { - elem := v.Index(i) - - if sw, ok := w.(SliceWalker); ok { - if err := sw.SliceElem(i, elem); err != nil { - return err - } - } - - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(SliceElem) - } - - if err := walk(elem, w); err != nil { - return err - } - - if ok { - ew.Exit(SliceElem) - } - } - - ew, ok = w.(EnterExitWalker) - if ok { - ew.Exit(Slice) - } - - return nil -} - -func walkArray(v reflect.Value, w interface{}) (err error) { - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(Array) - } - - if aw, ok := w.(ArrayWalker); ok { - if err := aw.Array(v); err != nil { - return err - } - } - - for i := 0; i < v.Len(); i++ { - elem := v.Index(i) - - if aw, ok := w.(ArrayWalker); ok { - if err := aw.ArrayElem(i, elem); err != nil { - return err - } - } - - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(ArrayElem) - } - - if err := walk(elem, w); err != nil { - return err - } - - if ok { - ew.Exit(ArrayElem) - } - } - - ew, ok = w.(EnterExitWalker) - if ok { - ew.Exit(Array) - } - - return nil -} - -func walkStruct(v reflect.Value, w interface{}) (err error) { - ew, ewok := w.(EnterExitWalker) - if ewok { - ew.Enter(Struct) - } - - skip := false - if sw, ok := w.(StructWalker); ok { - err = sw.Struct(v) - if err == SkipEntry { - skip = true - err = nil - } - if err != nil { - return - } - } - - if !skip { - vt := v.Type() - for i := 0; i < vt.NumField(); i++ { - sf := vt.Field(i) - f := v.FieldByIndex([]int{i}) - - if sw, ok := w.(StructWalker); ok { - err = sw.StructField(sf, f) - - // SkipEntry just pretends this field doesn't even exist - if err == SkipEntry { - continue - } - - if err != nil { - return - } - } - - ew, ok := w.(EnterExitWalker) - if ok { - ew.Enter(StructField) - } - - err = walk(f, w) - if err != nil { - return - } - - if ok { - ew.Exit(StructField) - } - } - } - - if ewok { - ew.Exit(Struct) - } - - return nil -} |