From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- vendor/google.golang.org/api/gensupport/json.go | 211 ------------------------ 1 file changed, 211 deletions(-) delete mode 100644 vendor/google.golang.org/api/gensupport/json.go (limited to 'vendor/google.golang.org/api/gensupport/json.go') diff --git a/vendor/google.golang.org/api/gensupport/json.go b/vendor/google.golang.org/api/gensupport/json.go deleted file mode 100644 index c01e321..0000000 --- a/vendor/google.golang.org/api/gensupport/json.go +++ /dev/null @@ -1,211 +0,0 @@ -// Copyright 2015 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. - -package gensupport - -import ( - "encoding/json" - "fmt" - "reflect" - "strings" -) - -// MarshalJSON returns a JSON encoding of schema containing only selected fields. -// A field is selected if any of the following is true: -// * it has a non-empty value -// * its field name is present in forceSendFields and it is not a nil pointer or nil interface -// * its field name is present in nullFields. -// The JSON key for each selected field is taken from the field's json: struct tag. -func MarshalJSON(schema interface{}, forceSendFields, nullFields []string) ([]byte, error) { - if len(forceSendFields) == 0 && len(nullFields) == 0 { - return json.Marshal(schema) - } - - mustInclude := make(map[string]bool) - for _, f := range forceSendFields { - mustInclude[f] = true - } - useNull := make(map[string]bool) - useNullMaps := make(map[string]map[string]bool) - for _, nf := range nullFields { - parts := strings.SplitN(nf, ".", 2) - field := parts[0] - if len(parts) == 1 { - useNull[field] = true - } else { - if useNullMaps[field] == nil { - useNullMaps[field] = map[string]bool{} - } - useNullMaps[field][parts[1]] = true - } - } - - dataMap, err := schemaToMap(schema, mustInclude, useNull, useNullMaps) - if err != nil { - return nil, err - } - return json.Marshal(dataMap) -} - -func schemaToMap(schema interface{}, mustInclude, useNull map[string]bool, useNullMaps map[string]map[string]bool) (map[string]interface{}, error) { - m := make(map[string]interface{}) - s := reflect.ValueOf(schema) - st := s.Type() - - for i := 0; i < s.NumField(); i++ { - jsonTag := st.Field(i).Tag.Get("json") - if jsonTag == "" { - continue - } - tag, err := parseJSONTag(jsonTag) - if err != nil { - return nil, err - } - if tag.ignore { - continue - } - - v := s.Field(i) - f := st.Field(i) - - if useNull[f.Name] { - if !isEmptyValue(v) { - return nil, fmt.Errorf("field %q in NullFields has non-empty value", f.Name) - } - m[tag.apiName] = nil - continue - } - - if !includeField(v, f, mustInclude) { - continue - } - - // If map fields are explicitly set to null, use a map[string]interface{}. - if f.Type.Kind() == reflect.Map && useNullMaps[f.Name] != nil { - ms, ok := v.Interface().(map[string]string) - if !ok { - return nil, fmt.Errorf("field %q has keys in NullFields but is not a map[string]string", f.Name) - } - mi := map[string]interface{}{} - for k, v := range ms { - mi[k] = v - } - for k := range useNullMaps[f.Name] { - mi[k] = nil - } - m[tag.apiName] = mi - continue - } - - // nil maps are treated as empty maps. - if f.Type.Kind() == reflect.Map && v.IsNil() { - m[tag.apiName] = map[string]string{} - continue - } - - // nil slices are treated as empty slices. - if f.Type.Kind() == reflect.Slice && v.IsNil() { - m[tag.apiName] = []bool{} - continue - } - - if tag.stringFormat { - m[tag.apiName] = formatAsString(v, f.Type.Kind()) - } else { - m[tag.apiName] = v.Interface() - } - } - return m, nil -} - -// formatAsString returns a string representation of v, dereferencing it first if possible. -func formatAsString(v reflect.Value, kind reflect.Kind) string { - if kind == reflect.Ptr && !v.IsNil() { - v = v.Elem() - } - - return fmt.Sprintf("%v", v.Interface()) -} - -// jsonTag represents a restricted version of the struct tag format used by encoding/json. -// It is used to describe the JSON encoding of fields in a Schema struct. -type jsonTag struct { - apiName string - stringFormat bool - ignore bool -} - -// parseJSONTag parses a restricted version of the struct tag format used by encoding/json. -// The format of the tag must match that generated by the Schema.writeSchemaStruct method -// in the api generator. -func parseJSONTag(val string) (jsonTag, error) { - if val == "-" { - return jsonTag{ignore: true}, nil - } - - var tag jsonTag - - i := strings.Index(val, ",") - if i == -1 || val[:i] == "" { - return tag, fmt.Errorf("malformed json tag: %s", val) - } - - tag = jsonTag{ - apiName: val[:i], - } - - switch val[i+1:] { - case "omitempty": - case "omitempty,string": - tag.stringFormat = true - default: - return tag, fmt.Errorf("malformed json tag: %s", val) - } - - return tag, nil -} - -// Reports whether the struct field "f" with value "v" should be included in JSON output. -func includeField(v reflect.Value, f reflect.StructField, mustInclude map[string]bool) bool { - // The regular JSON encoding of a nil pointer is "null", which means "delete this field". - // Therefore, we could enable field deletion by honoring pointer fields' presence in the mustInclude set. - // However, many fields are not pointers, so there would be no way to delete these fields. - // Rather than partially supporting field deletion, we ignore mustInclude for nil pointer fields. - // Deletion will be handled by a separate mechanism. - if f.Type.Kind() == reflect.Ptr && v.IsNil() { - return false - } - - // The "any" type is represented as an interface{}. If this interface - // is nil, there is no reasonable representation to send. We ignore - // these fields, for the same reasons as given above for pointers. - if f.Type.Kind() == reflect.Interface && v.IsNil() { - return false - } - - return mustInclude[f.Name] || !isEmptyValue(v) -} - -// isEmptyValue reports whether v is the empty value for its type. This -// implementation is based on that of the encoding/json package, but its -// correctness does not depend on it being identical. What's important is that -// this function return false in situations where v should not be sent as part -// of a PATCH operation. -func isEmptyValue(v reflect.Value) bool { - switch v.Kind() { - case reflect.Array, reflect.Map, reflect.Slice, reflect.String: - return v.Len() == 0 - case reflect.Bool: - return !v.Bool() - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - return v.Int() == 0 - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - return v.Uint() == 0 - case reflect.Float32, reflect.Float64: - return v.Float() == 0 - case reflect.Interface, reflect.Ptr: - return v.IsNil() - } - return false -} -- cgit v1.2.3