/
log_style.go
67 lines (58 loc) · 1.74 KB
/
log_style.go
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package synclet
import (
"context"
"fmt"
"github.com/windmilleng/tilt/internal/synclet/proto"
"github.com/windmilleng/tilt/pkg/logger"
)
func protoLogLevelToLevel(protoLevel proto.LogLevel) logger.Level {
switch protoLevel {
case proto.LogLevel_INFO:
return logger.InfoLvl
case proto.LogLevel_VERBOSE:
return logger.VerboseLvl
case proto.LogLevel_DEBUG:
return logger.DebugLvl
default:
// the server returned a log level that we don't recognize - err on the side of caution and return
// the minimum log level to ensure that all output is printed
return logger.NoneLvl
}
}
func logLevelToProto(level logger.Level) (proto.LogLevel, error) {
switch level {
case logger.InfoLvl:
return proto.LogLevel_INFO, nil
case logger.VerboseLvl:
return proto.LogLevel_VERBOSE, nil
case logger.DebugLvl:
return proto.LogLevel_DEBUG, nil
default:
return proto.LogLevel_INFO, fmt.Errorf("unknown log level '%v'", level)
}
}
func newLogStyle(ctx context.Context) (*proto.LogStyle, error) {
l := logger.Get(ctx)
supportsColor := l.SupportsColor()
level, err := logLevelToProto(l.Level())
if err != nil {
return nil, err
}
return &proto.LogStyle{
ColorsEnabled: supportsColor,
Level: level,
}, nil
}
func makeContext(ctx context.Context, logStyle *proto.LogStyle, f func(m *proto.LogMessage) error) (context.Context, error) {
writeLog := func(level logger.Level, fields logger.Fields, bytes []byte) error {
protoLevel, err := logLevelToProto(level)
if err != nil {
return err
}
logMessage := &proto.LogMessage{Level: protoLevel, Message: bytes}
return f(logMessage)
}
level := protoLogLevelToLevel(logStyle.Level)
l := logger.NewFuncLogger(logStyle.ColorsEnabled, level, writeLog)
return logger.WithLogger(ctx, l), nil
}