diff options
Diffstat (limited to 'vendor/github.com')
21 files changed, 85 insertions, 96 deletions
diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/convert.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/convert.go index d7b15fcfb..2e50082ad 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/convert.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/convert.go @@ -94,7 +94,7 @@ func Int64(val string) (int64, error) { } // Int64Slice converts 'val' where individual integers are separated by -// 'sep' into a int64 slice. +// 'sep' into an int64 slice. func Int64Slice(val, sep string) ([]int64, error) { s := strings.Split(val, sep) values := make([]int64, len(s)) @@ -118,7 +118,7 @@ func Int32(val string) (int32, error) { } // Int32Slice converts 'val' where individual integers are separated by -// 'sep' into a int32 slice. +// 'sep' into an int32 slice. func Int32Slice(val, sep string) ([]int32, error) { s := strings.Split(val, sep) values := make([]int32, len(s)) @@ -190,7 +190,7 @@ func Bytes(val string) ([]byte, error) { } // BytesSlice converts 'val' where individual bytes sequences, encoded in URL-safe -// base64 without padding, are separated by 'sep' into a slice of bytes slices slice. +// base64 without padding, are separated by 'sep' into a slice of byte slices. func BytesSlice(val, sep string) ([][]byte, error) { s := strings.Split(val, sep) values := make([][]byte, len(s)) diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/errors.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/errors.go index 01f573419..41cd4f503 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/errors.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/errors.go @@ -81,6 +81,21 @@ func HTTPError(ctx context.Context, mux *ServeMux, marshaler Marshaler, w http.R mux.errorHandler(ctx, mux, marshaler, w, r, err) } +// HTTPStreamError uses the mux-configured stream error handler to notify error to the client without closing the connection. +func HTTPStreamError(ctx context.Context, mux *ServeMux, marshaler Marshaler, w http.ResponseWriter, r *http.Request, err error) { + st := mux.streamErrorHandler(ctx, err) + msg := errorChunk(st) + buf, err := marshaler.Marshal(msg) + if err != nil { + grpclog.Errorf("Failed to marshal an error: %v", err) + return + } + if _, err := w.Write(buf); err != nil { + grpclog.Errorf("Failed to notify error to client: %v", err) + return + } +} + // DefaultHTTPErrorHandler is the default error handler. // If "err" is a gRPC Status, the function replies with the status code mapped by HTTPStatusFromCode. // If "err" is a HTTPStatusError, the function replies with the status code provide by that struct. This is diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/fieldmask.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/fieldmask.go index 9005d6a0b..2fcd7af3c 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/fieldmask.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/fieldmask.go @@ -155,7 +155,7 @@ func buildPathsBlindly(name string, in interface{}) []string { return paths } -// fieldMaskPathItem stores a in-progress deconstruction of a path for a fieldmask +// fieldMaskPathItem stores an in-progress deconstruction of a path for a fieldmask type fieldMaskPathItem struct { // the list of prior fields leading up to node connected by dots path string diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go index 9f50a569e..0fa907656 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go @@ -64,7 +64,13 @@ func ForwardResponseStream(ctx context.Context, mux *ServeMux, marshaler Marshal } if !wroteHeader { - w.Header().Set("Content-Type", marshaler.ContentType(respRw)) + var contentType string + if sct, ok := marshaler.(StreamContentType); ok { + contentType = sct.StreamContentType(respRw) + } else { + contentType = marshaler.ContentType(respRw) + } + w.Header().Set("Content-Type", contentType) } var buf []byte @@ -194,7 +200,7 @@ func ForwardResponseMessage(ctx context.Context, mux *ServeMux, marshaler Marsha w.Header().Set("Content-Length", strconv.Itoa(len(buf))) } - if _, err = w.Write(buf); err != nil { + if _, err = w.Write(buf); err != nil && !errors.Is(err, http.ErrBodyNotAllowed) { grpclog.Errorf("Failed to write response: %v", err) } diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler.go index 2c0d25ff4..b1dfc37af 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler.go @@ -48,3 +48,11 @@ type Delimited interface { // Delimiter returns the record separator for the stream. Delimiter() []byte } + +// StreamContentType defines the streaming content type. +type StreamContentType interface { + // StreamContentType returns the content type for a stream. This shares the + // same behaviour as for `Marshaler.ContentType`, but is called, if present, + // in the case of a streamed response. + StreamContentType(v interface{}) string +} diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler_registry.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler_registry.go index 0b051e6e8..07c28112c 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler_registry.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/marshaler_registry.go @@ -86,8 +86,8 @@ func (m marshalerRegistry) add(mime string, marshaler Marshaler) error { // It allows for a mapping of case-sensitive Content-Type MIME type string to runtime.Marshaler interfaces. // // For example, you could allow the client to specify the use of the runtime.JSONPb marshaler -// with a "application/jsonpb" Content-Type and the use of the runtime.JSONBuiltin marshaler -// with a "application/json" Content-Type. +// with an "application/jsonpb" Content-Type and the use of the runtime.JSONBuiltin marshaler +// with an "application/json" Content-Type. // "*" can be used to match any Content-Type. // This can be attached to a ServerMux with the marshaler option. func makeMarshalerMIMERegistry() marshalerRegistry { diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/proto2_convert.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/proto2_convert.go index d549407f2..f710036b3 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/proto2_convert.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/proto2_convert.go @@ -40,7 +40,7 @@ func Float32P(val string) (*float32, error) { } // Int64P parses the given string representation of an integer -// and returns a pointer to a int64 whose value is same as the parsed integer. +// and returns a pointer to an int64 whose value is same as the parsed integer. func Int64P(val string) (*int64, error) { i, err := Int64(val) if err != nil { @@ -50,7 +50,7 @@ func Int64P(val string) (*int64, error) { } // Int32P parses the given string representation of an integer -// and returns a pointer to a int32 whose value is same as the parsed integer. +// and returns a pointer to an int32 whose value is same as the parsed integer. func Int32P(val string) (*int32, error) { i, err := Int32(val) if err != nil { diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/query.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/query.go index fe634174b..0a1ca7e06 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/query.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/query.go @@ -141,7 +141,7 @@ func populateFieldValueFromPath(msgValue protoreflect.Message, fieldPath []strin } // Check if oneof already set - if of := fieldDescriptor.ContainingOneof(); of != nil { + if of := fieldDescriptor.ContainingOneof(); of != nil && !of.IsSynthetic() { if f := msgValue.WhichOneof(of); f != nil { return fmt.Errorf("field already set for oneof %q", of.FullName().Name()) } @@ -291,7 +291,11 @@ func parseMessage(msgDescriptor protoreflect.MessageDescriptor, value string) (p if err != nil { return protoreflect.Value{}, err } - msg = timestamppb.New(t) + timestamp := timestamppb.New(t) + if ok := timestamp.IsValid(); !ok { + return protoreflect.Value{}, fmt.Errorf("%s before 0001-01-01", value) + } + msg = timestamp case "google.protobuf.Duration": d, err := time.ParseDuration(value) if err != nil { diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/pattern.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/pattern.go index dfe7de486..38ca39cc5 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/pattern.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/pattern.go @@ -1,6 +1,6 @@ package utilities -// An OpCode is a opcode of compiled path patterns. +// OpCode is an opcode of compiled path patterns. type OpCode int // These constants are the valid values of OpCode. diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/string_array_flag.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/string_array_flag.go index d224ab776..66aa5f2dc 100644 --- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/string_array_flag.go +++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/utilities/string_array_flag.go @@ -5,7 +5,7 @@ import ( "strings" ) -// flagInterface is an cut down interface to `flag` +// flagInterface is a cut down interface to `flag` type flagInterface interface { Var(value flag.Value, name string, usage string) } diff --git a/vendor/github.com/prometheus/common/expfmt/encode.go b/vendor/github.com/prometheus/common/expfmt/encode.go index cf0c150c2..d7f3d76f5 100644 --- a/vendor/github.com/prometheus/common/expfmt/encode.go +++ b/vendor/github.com/prometheus/common/expfmt/encode.go @@ -68,7 +68,7 @@ func Negotiate(h http.Header) Format { if escapeParam := ac.Params[model.EscapingKey]; escapeParam != "" { switch Format(escapeParam) { case model.AllowUTF8, model.EscapeUnderscores, model.EscapeDots, model.EscapeValues: - escapingScheme = Format(fmt.Sprintf("; escaping=%s", escapeParam)) + escapingScheme = Format("; escaping=" + escapeParam) default: // If the escaping parameter is unknown, ignore it. } @@ -101,7 +101,7 @@ func NegotiateIncludingOpenMetrics(h http.Header) Format { if escapeParam := ac.Params[model.EscapingKey]; escapeParam != "" { switch Format(escapeParam) { case model.AllowUTF8, model.EscapeUnderscores, model.EscapeDots, model.EscapeValues: - escapingScheme = Format(fmt.Sprintf("; escaping=%s", escapeParam)) + escapingScheme = Format("; escaping=" + escapeParam) default: // If the escaping parameter is unknown, ignore it. } diff --git a/vendor/github.com/prometheus/common/expfmt/expfmt.go b/vendor/github.com/prometheus/common/expfmt/expfmt.go index d942af8ed..b26886560 100644 --- a/vendor/github.com/prometheus/common/expfmt/expfmt.go +++ b/vendor/github.com/prometheus/common/expfmt/expfmt.go @@ -15,7 +15,7 @@ package expfmt import ( - "fmt" + "errors" "strings" "github.com/prometheus/common/model" @@ -109,7 +109,7 @@ func NewOpenMetricsFormat(version string) (Format, error) { if version == OpenMetricsVersion_1_0_0 { return FmtOpenMetrics_1_0_0, nil } - return FmtUnknown, fmt.Errorf("unknown open metrics version string") + return FmtUnknown, errors.New("unknown open metrics version string") } // WithEscapingScheme returns a copy of Format with the specified escaping diff --git a/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go b/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go index 11c8ff4b9..f1c495dd6 100644 --- a/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go +++ b/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go @@ -152,8 +152,8 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily, options ...E if metricType == dto.MetricType_COUNTER && strings.HasSuffix(compliantName, "_total") { compliantName = name[:len(name)-6] } - if toOM.withUnit && in.Unit != nil && !strings.HasSuffix(compliantName, fmt.Sprintf("_%s", *in.Unit)) { - compliantName = compliantName + fmt.Sprintf("_%s", *in.Unit) + if toOM.withUnit && in.Unit != nil && !strings.HasSuffix(compliantName, "_"+*in.Unit) { + compliantName = compliantName + "_" + *in.Unit } // Comments, first HELP, then TYPE. diff --git a/vendor/github.com/prometheus/common/expfmt/text_parse.go b/vendor/github.com/prometheus/common/expfmt/text_parse.go index f085a923f..b4607fe4d 100644 --- a/vendor/github.com/prometheus/common/expfmt/text_parse.go +++ b/vendor/github.com/prometheus/common/expfmt/text_parse.go @@ -895,7 +895,7 @@ func histogramMetricName(name string) string { func parseFloat(s string) (float64, error) { if strings.ContainsAny(s, "pP_") { - return 0, fmt.Errorf("unsupported character in float") + return 0, errors.New("unsupported character in float") } return strconv.ParseFloat(s, 64) } diff --git a/vendor/github.com/prometheus/common/model/alert.go b/vendor/github.com/prometheus/common/model/alert.go index 80d1fe944..bd3a39e3e 100644 --- a/vendor/github.com/prometheus/common/model/alert.go +++ b/vendor/github.com/prometheus/common/model/alert.go @@ -14,6 +14,7 @@ package model import ( + "errors" "fmt" "time" ) @@ -89,16 +90,16 @@ func (a *Alert) StatusAt(ts time.Time) AlertStatus { // Validate checks whether the alert data is inconsistent. func (a *Alert) Validate() error { if a.StartsAt.IsZero() { - return fmt.Errorf("start time missing") + return errors.New("start time missing") } if !a.EndsAt.IsZero() && a.EndsAt.Before(a.StartsAt) { - return fmt.Errorf("start time must be before end time") + return errors.New("start time must be before end time") } if err := a.Labels.Validate(); err != nil { return fmt.Errorf("invalid label set: %w", err) } if len(a.Labels) == 0 { - return fmt.Errorf("at least one label pair required") + return errors.New("at least one label pair required") } if err := a.Annotations.Validate(); err != nil { return fmt.Errorf("invalid annotations: %w", err) diff --git a/vendor/github.com/prometheus/common/model/labelset_string.go b/vendor/github.com/prometheus/common/model/labelset_string.go index 481c47b46..abb2c9001 100644 --- a/vendor/github.com/prometheus/common/model/labelset_string.go +++ b/vendor/github.com/prometheus/common/model/labelset_string.go @@ -11,8 +11,6 @@ // See the License for the specific language governing permissions and // limitations under the License. -//go:build go1.21 - package model import ( diff --git a/vendor/github.com/prometheus/common/model/labelset_string_go120.go b/vendor/github.com/prometheus/common/model/labelset_string_go120.go deleted file mode 100644 index c4212685e..000000000 --- a/vendor/github.com/prometheus/common/model/labelset_string_go120.go +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright 2024 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -//go:build !go1.21 - -package model - -import ( - "fmt" - "sort" - "strings" -) - -// String was optimized using functions not available for go 1.20 -// or lower. We keep the old implementation for compatibility with client_golang. -// Once client golang drops support for go 1.20 (scheduled for August 2024), this -// file can be removed. -func (l LabelSet) String() string { - labelNames := make([]string, 0, len(l)) - for name := range l { - labelNames = append(labelNames, string(name)) - } - sort.Strings(labelNames) - lstrs := make([]string, 0, len(l)) - for _, name := range labelNames { - lstrs = append(lstrs, fmt.Sprintf("%s=%q", name, l[LabelName(name)])) - } - return fmt.Sprintf("{%s}", strings.Join(lstrs, ", ")) -} diff --git a/vendor/github.com/prometheus/common/model/metric.go b/vendor/github.com/prometheus/common/model/metric.go index f50966bc4..0daca836a 100644 --- a/vendor/github.com/prometheus/common/model/metric.go +++ b/vendor/github.com/prometheus/common/model/metric.go @@ -14,9 +14,11 @@ package model import ( + "errors" "fmt" "regexp" "sort" + "strconv" "strings" "unicode/utf8" @@ -269,10 +271,6 @@ func metricNeedsEscaping(m *dto.Metric) bool { return false } -const ( - lowerhex = "0123456789abcdef" -) - // EscapeName escapes the incoming name according to the provided escaping // scheme. Depending on the rules of escaping, this may cause no change in the // string that is returned. (Especially NoEscaping, which by definition is a @@ -307,7 +305,7 @@ func EscapeName(name string, scheme EscapingScheme) string { } else if isValidLegacyRune(b, i) { escaped.WriteRune(b) } else { - escaped.WriteRune('_') + escaped.WriteString("__") } } return escaped.String() @@ -317,21 +315,15 @@ func EscapeName(name string, scheme EscapingScheme) string { } escaped.WriteString("U__") for i, b := range name { - if isValidLegacyRune(b, i) { + if b == '_' { + escaped.WriteString("__") + } else if isValidLegacyRune(b, i) { escaped.WriteRune(b) } else if !utf8.ValidRune(b) { escaped.WriteString("_FFFD_") - } else if b < 0x100 { - escaped.WriteRune('_') - for s := 4; s >= 0; s -= 4 { - escaped.WriteByte(lowerhex[b>>uint(s)&0xF]) - } - escaped.WriteRune('_') - } else if b < 0x10000 { + } else { escaped.WriteRune('_') - for s := 12; s >= 0; s -= 4 { - escaped.WriteByte(lowerhex[b>>uint(s)&0xF]) - } + escaped.WriteString(strconv.FormatInt(int64(b), 16)) escaped.WriteRune('_') } } @@ -389,8 +381,9 @@ func UnescapeName(name string, scheme EscapingScheme) string { // We think we are in a UTF-8 code, process it. var utf8Val uint for j := 0; i < len(escapedName); j++ { - // This is too many characters for a utf8 value. - if j > 4 { + // This is too many characters for a utf8 value based on the MaxRune + // value of '\U0010FFFF'. + if j >= 6 { return name } // Found a closing underscore, convert to a rune, check validity, and append. @@ -443,7 +436,7 @@ func (e EscapingScheme) String() string { func ToEscapingScheme(s string) (EscapingScheme, error) { if s == "" { - return NoEscaping, fmt.Errorf("got empty string instead of escaping scheme") + return NoEscaping, errors.New("got empty string instead of escaping scheme") } switch s { case AllowUTF8: diff --git a/vendor/github.com/prometheus/common/model/silence.go b/vendor/github.com/prometheus/common/model/silence.go index 910b0b71f..8f91a9702 100644 --- a/vendor/github.com/prometheus/common/model/silence.go +++ b/vendor/github.com/prometheus/common/model/silence.go @@ -15,6 +15,7 @@ package model import ( "encoding/json" + "errors" "fmt" "regexp" "time" @@ -34,7 +35,7 @@ func (m *Matcher) UnmarshalJSON(b []byte) error { } if len(m.Name) == 0 { - return fmt.Errorf("label name in matcher must not be empty") + return errors.New("label name in matcher must not be empty") } if m.IsRegex { if _, err := regexp.Compile(m.Value); err != nil { @@ -77,7 +78,7 @@ type Silence struct { // Validate returns true iff all fields of the silence have valid values. func (s *Silence) Validate() error { if len(s.Matchers) == 0 { - return fmt.Errorf("at least one matcher required") + return errors.New("at least one matcher required") } for _, m := range s.Matchers { if err := m.Validate(); err != nil { @@ -85,22 +86,22 @@ func (s *Silence) Validate() error { } } if s.StartsAt.IsZero() { - return fmt.Errorf("start time missing") + return errors.New("start time missing") } if s.EndsAt.IsZero() { - return fmt.Errorf("end time missing") + return errors.New("end time missing") } if s.EndsAt.Before(s.StartsAt) { - return fmt.Errorf("start time must be before end time") + return errors.New("start time must be before end time") } if s.CreatedBy == "" { - return fmt.Errorf("creator information missing") + return errors.New("creator information missing") } if s.Comment == "" { - return fmt.Errorf("comment missing") + return errors.New("comment missing") } if s.CreatedAt.IsZero() { - return fmt.Errorf("creation timestamp missing") + return errors.New("creation timestamp missing") } return nil } diff --git a/vendor/github.com/prometheus/common/model/value_float.go b/vendor/github.com/prometheus/common/model/value_float.go index ae35cc2ab..6bfc757d1 100644 --- a/vendor/github.com/prometheus/common/model/value_float.go +++ b/vendor/github.com/prometheus/common/model/value_float.go @@ -15,6 +15,7 @@ package model import ( "encoding/json" + "errors" "fmt" "math" "strconv" @@ -39,7 +40,7 @@ func (v SampleValue) MarshalJSON() ([]byte, error) { // UnmarshalJSON implements json.Unmarshaler. func (v *SampleValue) UnmarshalJSON(b []byte) error { if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' { - return fmt.Errorf("sample value must be a quoted string") + return errors.New("sample value must be a quoted string") } f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64) if err != nil { diff --git a/vendor/github.com/prometheus/common/model/value_histogram.go b/vendor/github.com/prometheus/common/model/value_histogram.go index 54bb038cf..895e6a3e8 100644 --- a/vendor/github.com/prometheus/common/model/value_histogram.go +++ b/vendor/github.com/prometheus/common/model/value_histogram.go @@ -15,6 +15,7 @@ package model import ( "encoding/json" + "errors" "fmt" "strconv" "strings" @@ -32,7 +33,7 @@ func (v FloatString) MarshalJSON() ([]byte, error) { func (v *FloatString) UnmarshalJSON(b []byte) error { if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' { - return fmt.Errorf("float value must be a quoted string") + return errors.New("float value must be a quoted string") } f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64) if err != nil { @@ -141,7 +142,7 @@ type SampleHistogramPair struct { func (s SampleHistogramPair) MarshalJSON() ([]byte, error) { if s.Histogram == nil { - return nil, fmt.Errorf("histogram is nil") + return nil, errors.New("histogram is nil") } t, err := json.Marshal(s.Timestamp) if err != nil { @@ -164,7 +165,7 @@ func (s *SampleHistogramPair) UnmarshalJSON(buf []byte) error { return fmt.Errorf("wrong number of fields: %d != %d", gotLen, wantLen) } if s.Histogram == nil { - return fmt.Errorf("histogram is null") + return errors.New("histogram is null") } return nil } |