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Diffstat (limited to 'kube2msb/src/vendor/github.com/imdario/mergo/map.go')
-rw-r--r--kube2msb/src/vendor/github.com/imdario/mergo/map.go146
1 files changed, 0 insertions, 146 deletions
diff --git a/kube2msb/src/vendor/github.com/imdario/mergo/map.go b/kube2msb/src/vendor/github.com/imdario/mergo/map.go
deleted file mode 100644
index 44361e8..0000000
--- a/kube2msb/src/vendor/github.com/imdario/mergo/map.go
+++ /dev/null
@@ -1,146 +0,0 @@
-// Copyright 2014 Dario Castañé. All rights reserved.
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Based on src/pkg/reflect/deepequal.go from official
-// golang's stdlib.
-
-package mergo
-
-import (
- "fmt"
- "reflect"
- "unicode"
- "unicode/utf8"
-)
-
-func changeInitialCase(s string, mapper func(rune) rune) string {
- if s == "" {
- return s
- }
- r, n := utf8.DecodeRuneInString(s)
- return string(mapper(r)) + s[n:]
-}
-
-func isExported(field reflect.StructField) bool {
- r, _ := utf8.DecodeRuneInString(field.Name)
- return r >= 'A' && r <= 'Z'
-}
-
-// Traverses recursively both values, assigning src's fields values to dst.
-// The map argument tracks comparisons that have already been seen, which allows
-// short circuiting on recursive types.
-func deepMap(dst, src reflect.Value, visited map[uintptr]*visit, depth int) (err error) {
- if dst.CanAddr() {
- addr := dst.UnsafeAddr()
- h := 17 * addr
- seen := visited[h]
- typ := dst.Type()
- for p := seen; p != nil; p = p.next {
- if p.ptr == addr && p.typ == typ {
- return nil
- }
- }
- // Remember, remember...
- visited[h] = &visit{addr, typ, seen}
- }
- zeroValue := reflect.Value{}
- switch dst.Kind() {
- case reflect.Map:
- dstMap := dst.Interface().(map[string]interface{})
- for i, n := 0, src.NumField(); i < n; i++ {
- srcType := src.Type()
- field := srcType.Field(i)
- if !isExported(field) {
- continue
- }
- fieldName := field.Name
- fieldName = changeInitialCase(fieldName, unicode.ToLower)
- if v, ok := dstMap[fieldName]; !ok || isEmptyValue(reflect.ValueOf(v)) {
- dstMap[fieldName] = src.Field(i).Interface()
- }
- }
- case reflect.Struct:
- srcMap := src.Interface().(map[string]interface{})
- for key := range srcMap {
- srcValue := srcMap[key]
- fieldName := changeInitialCase(key, unicode.ToUpper)
- dstElement := dst.FieldByName(fieldName)
- if dstElement == zeroValue {
- // We discard it because the field doesn't exist.
- continue
- }
- srcElement := reflect.ValueOf(srcValue)
- dstKind := dstElement.Kind()
- srcKind := srcElement.Kind()
- if srcKind == reflect.Ptr && dstKind != reflect.Ptr {
- srcElement = srcElement.Elem()
- srcKind = reflect.TypeOf(srcElement.Interface()).Kind()
- } else if dstKind == reflect.Ptr {
- // Can this work? I guess it can't.
- if srcKind != reflect.Ptr && srcElement.CanAddr() {
- srcPtr := srcElement.Addr()
- srcElement = reflect.ValueOf(srcPtr)
- srcKind = reflect.Ptr
- }
- }
- if !srcElement.IsValid() {
- continue
- }
- if srcKind == dstKind {
- if err = deepMerge(dstElement, srcElement, visited, depth+1); err != nil {
- return
- }
- } else {
- if srcKind == reflect.Map {
- if err = deepMap(dstElement, srcElement, visited, depth+1); err != nil {
- return
- }
- } else {
- return fmt.Errorf("type mismatch on %s field: found %v, expected %v", fieldName, srcKind, dstKind)
- }
- }
- }
- }
- return
-}
-
-// Map sets fields' values in dst from src.
-// src can be a map with string keys or a struct. dst must be the opposite:
-// if src is a map, dst must be a valid pointer to struct. If src is a struct,
-// dst must be map[string]interface{}.
-// It won't merge unexported (private) fields and will do recursively
-// any exported field.
-// If dst is a map, keys will be src fields' names in lower camel case.
-// Missing key in src that doesn't match a field in dst will be skipped. This
-// doesn't apply if dst is a map.
-// This is separated method from Merge because it is cleaner and it keeps sane
-// semantics: merging equal types, mapping different (restricted) types.
-func Map(dst, src interface{}) error {
- var (
- vDst, vSrc reflect.Value
- err error
- )
- if vDst, vSrc, err = resolveValues(dst, src); err != nil {
- return err
- }
- // To be friction-less, we redirect equal-type arguments
- // to deepMerge. Only because arguments can be anything.
- if vSrc.Kind() == vDst.Kind() {
- return deepMerge(vDst, vSrc, make(map[uintptr]*visit), 0)
- }
- switch vSrc.Kind() {
- case reflect.Struct:
- if vDst.Kind() != reflect.Map {
- return ErrExpectedMapAsDestination
- }
- case reflect.Map:
- if vDst.Kind() != reflect.Struct {
- return ErrExpectedStructAsDestination
- }
- default:
- return ErrNotSupported
- }
- return deepMap(vDst, vSrc, make(map[uintptr]*visit), 0)
-}