mirror of
https://github.com/golang/go
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5b08f89bfc
this shuffles things so there a single exporter API rather than an observer It also removes most of the globals. per telemetry type. Change-Id: Iaa82abe2ded1fff9df8e067ed4a55bcbd9d9591f Reviewed-on: https://go-review.googlesource.com/c/tools/+/190405 Run-TryBot: Ian Cottrell <iancottrell@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package log is a context based logging package, designed to interact well
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// with both the lsp protocol and the other telemetry packages.
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package log
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import (
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"context"
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"time"
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"golang.org/x/tools/internal/telemetry"
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"golang.org/x/tools/internal/telemetry/export"
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"golang.org/x/tools/internal/telemetry/tag"
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)
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type Event telemetry.Event
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// With sends a tag list to the installed loggers.
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func With(ctx context.Context, tags ...telemetry.Tag) {
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export.Log(ctx, telemetry.Event{
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At: time.Now(),
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Tags: tags,
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})
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}
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// Print takes a message and a tag list and combines them into a single tag
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// list before delivering them to the loggers.
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func Print(ctx context.Context, message string, tags ...tag.Tagger) {
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export.Log(ctx, telemetry.Event{
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At: time.Now(),
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Message: message,
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Tags: tag.Tags(ctx, tags...),
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})
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}
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// Print takes a message and a tag list and combines them into a single tag
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// list before delivering them to the loggers.
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func Error(ctx context.Context, message string, err error, tags ...tag.Tagger) {
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if err == nil {
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err = errorString(message)
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message = ""
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}
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export.Log(ctx, telemetry.Event{
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At: time.Now(),
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Message: message,
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Error: err,
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Tags: tag.Tags(ctx, tags...),
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})
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}
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type errorString string
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// Error allows errorString to conform to the error interface.
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func (err errorString) Error() string { return string(err) }
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