mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-12 10:04:29 +02:00
1f5b159161
* Refactor golangci-lint conf Order settings alphabetically. * Add revive settings to golangci conf * Check blank imports * Check bool-literal-in-expr * Check constant-logical-expr * Check context-as-argument * Check context-key-type * Check deep-exit * Check defer * Check dot-imports * Check duplicated-imports * Check early-return * Check empty-block * Check empty-lines * Check error-naming * Check error-return * Check error-strings * Check errorf * Stop ignoring context first arg in tests * Check exported comments * Check flag-parameter * Check identical branches * Check if-return * Check increment-decrement * Check indent-error-flow * Check deny list of go imports * Check import shadowing * Check package comments * Check range * Check range val in closure * Check range val address * Check redefines builtin id * Check string-format * Check struct tag * Check superfluous else * Check time equal * Check var naming * Check var declaration * Check unconditional recursion * Check unexported return * Check unhandled errors * Check unnecessary stmt * Check unnecessary break * Check waitgroup by value * Exclude deep-exit check in example*_test.go files
97 lines
2.3 KiB
Go
97 lines
2.3 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package stdouttrace // import "go.opentelemetry.io/otel/exporters/stdout/stdouttrace"
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import (
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"io"
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"os"
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)
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var (
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defaultWriter = os.Stdout
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defaultPrettyPrint = false
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defaultTimestamps = true
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)
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// config contains options for the STDOUT exporter.
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type config struct {
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// Writer is the destination. If not set, os.Stdout is used.
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Writer io.Writer
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// PrettyPrint will encode the output into readable JSON. Default is
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// false.
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PrettyPrint bool
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// Timestamps specifies if timestamps should be printed. Default is
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// true.
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Timestamps bool
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}
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// newConfig creates a validated Config configured with options.
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func newConfig(options ...Option) (config, error) {
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cfg := config{
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Writer: defaultWriter,
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PrettyPrint: defaultPrettyPrint,
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Timestamps: defaultTimestamps,
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}
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for _, opt := range options {
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cfg = opt.apply(cfg)
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}
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return cfg, nil
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}
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// Option sets the value of an option for a Config.
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type Option interface {
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apply(config) config
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}
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// WithWriter sets the export stream destination.
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func WithWriter(w io.Writer) Option {
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return writerOption{w}
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}
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type writerOption struct {
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W io.Writer
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}
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func (o writerOption) apply(cfg config) config {
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cfg.Writer = o.W
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return cfg
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}
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// WithPrettyPrint sets the export stream format to use JSON.
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func WithPrettyPrint() Option {
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return prettyPrintOption(true)
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}
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type prettyPrintOption bool
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func (o prettyPrintOption) apply(cfg config) config {
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cfg.PrettyPrint = bool(o)
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return cfg
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}
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// WithoutTimestamps sets the export stream to not include timestamps.
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func WithoutTimestamps() Option {
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return timestampsOption(false)
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}
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type timestampsOption bool
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func (o timestampsOption) apply(cfg config) config {
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cfg.Timestamps = bool(o)
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return cfg
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}
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