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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package log provides helper methods for exporting log events to the
// internal/event package.
package log
import (
"context"
"fmt"
"cuelang.org/go/internal/golangorgx/tools/event"
"cuelang.org/go/internal/golangorgx/tools/event/label"
"cuelang.org/go/internal/golangorgx/tools/event/tag"
)
// Level parameterizes log severity.
type Level int
const (
_ Level = iota
Error
Warning
Info
Debug
Trace
)
// Log exports a log event labeled with level l.
func (l Level) Log(ctx context.Context, msg string) {
event.Log(ctx, msg, tag.Level.Of(int(l)))
}
// Logf formats and exports a log event labeled with level l.
func (l Level) Logf(ctx context.Context, format string, args ...interface{}) {
l.Log(ctx, fmt.Sprintf(format, args...))
}
// LabeledLevel extracts the labeled log l
func LabeledLevel(lm label.Map) Level {
return Level(tag.Level.Get(lm))
}
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