1
0
mirror of https://github.com/golang/go synced 2024-11-19 07:14:45 -07:00
go/internal/lsp/protocol/context.go
Ian Cottrell 7ec096a112 internal/lsp: add a new telemetry based logging system
Also add enough support that using it from within the context of the lsp will
report back to the original client.

Change-Id: I081f157c289642454e9f0476747b2131dcd4e16c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/185996
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-18 19:02:45 +00:00

43 lines
946 B
Go

package protocol
import (
"context"
"fmt"
"time"
"golang.org/x/tools/internal/lsp/telemetry/log"
"golang.org/x/tools/internal/lsp/telemetry/tag"
"golang.org/x/tools/internal/lsp/xlog"
"golang.org/x/tools/internal/xcontext"
)
func init() {
log.AddLogger(logger)
}
type contextKey int
const (
clientKey = contextKey(iota)
)
func WithClient(ctx context.Context, client Client) context.Context {
ctx = xlog.With(ctx, logSink{client: client})
return context.WithValue(ctx, clientKey, client)
}
// logger implements log.Logger in terms of the LogMessage call to a client.
func logger(ctx context.Context, at time.Time, tags tag.List) bool {
client, ok := ctx.Value(clientKey).(Client)
if !ok {
return false
}
entry := log.ToEntry(ctx, time.Time{}, tags)
msg := &LogMessageParams{Type: Info, Message: fmt.Sprint(entry)}
if entry.Error != nil {
msg.Type = Error
}
client.LogMessage(xcontext.Detach(ctx), msg)
return true
}