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Add dump util

This commit is contained in:
Simone Gotti 2019-02-21 16:30:34 +01:00
parent 981aea1284
commit 2eea5ab8c6
3 changed files with 43 additions and 0 deletions
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1
go.mod
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@ -11,6 +11,7 @@ require (
github.com/minio/minio-go v6.0.14+incompatible
github.com/mitchellh/go-homedir v1.1.0 // indirect
github.com/pkg/errors v0.8.0
github.com/sanity-io/litter v1.1.0
github.com/smartystreets/assertions v0.0.0-20190215210624-980c5ac6f3ac // indirect
github.com/smartystreets/goconvey v0.0.0-20181108003508-044398e4856c // indirect
go.etcd.io/etcd v0.0.0-20181128220305-dedae6eb7c25

2
go.sum
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@ -94,6 +94,8 @@ github.com/prometheus/common v0.0.0-20180518154759-7600349dcfe1 h1:osmNoEW2SCW3L
github.com/prometheus/common v0.0.0-20180518154759-7600349dcfe1/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro=
github.com/prometheus/procfs v0.0.0-20180612222113-7d6f385de8be h1:MoyXp/VjXUwM0GyDcdwT7Ubea2gxOSHpPaFo3qV+Y2A=
github.com/prometheus/procfs v0.0.0-20180612222113-7d6f385de8be/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/sanity-io/litter v1.1.0 h1:BllcKWa3VbZmOZbDCoszYLk7zCsKHz5Beossi8SUcTc=
github.com/sanity-io/litter v1.1.0/go.mod h1:CJ0VCw2q4qKU7LaQr3n7UOSHzgEMgcGco7N/SkZQPjw=
github.com/sirupsen/logrus v1.0.5 h1:8c8b5uO0zS4X6RPl/sd1ENwSkIc0/H2PaHxE3udaE8I=
github.com/sirupsen/logrus v1.0.5/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc=
github.com/smartystreets/assertions v0.0.0-20190215210624-980c5ac6f3ac h1:wbW+Bybf9pXxnCFAOWZTqkRjAc7rAIwo2e1ArUhiHxg=

40
internal/util/dump.go Normal file
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@ -0,0 +1,40 @@
// Copyright 2019 Sorint.lab
//
// 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.
package util
import (
"fmt"
"github.com/sanity-io/litter"
)
// dump implements the fmt.Formatter interface and can be used instead of a
// direct call to litter.Sdump.
// In this way litter.Sdump will be executed only when really needed without
// consuming CPU when not required.
// I.E. if logging with zap using log.Debugf("dumped value: ", util.Dump(value)),
// the formatting (and so the call to litter.Sdump) won't happen if the log
// level is less than debug.
type dump struct {
data interface{}
}
func (d *dump) Format(f fmt.State, c rune) {
f.Write([]byte(litter.Sdump(d.data)))
}
func Dump(data interface{}) *dump {
return &dump{data: data}
}