-
Notifications
You must be signed in to change notification settings - Fork 24
/
logger.go
170 lines (133 loc) · 3.61 KB
/
logger.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
package logger
import (
"fmt"
"io"
"strings"
"testing"
"github.com/charmbracelet/lipgloss"
"github.com/charmbracelet/log"
"github.com/hashicorp/go-hclog"
"github.com/muesli/termenv"
)
const (
LogLevelInfo = "info"
LogLevelDebug = "debug"
LogLevelTrace = "trace"
LogLevelWarn = "warn"
LogLevelError = "error"
)
// Logger defines a abstract logger that can be used to log to the output
type Logger interface {
// Set the logger level
SetLevel(level string)
Level() string
// Set the logger output
SetOutput(w io.Writer)
Output() io.Writer
// Info logs to info level
Info(message string, keyvals ...interface{})
// Debug logs to debug level
Debug(message string, keyvals ...interface{})
// Error logs to error level
Error(message string, keyvals ...interface{})
// Warn logs to warn level
Warn(message string, keyvals ...interface{})
// Trace logs to trace level
Trace(message string, keyvals ...interface{})
StandardWriter() io.Writer
IsInfo() bool
IsDebug() bool
IsError() bool
IsTrace() bool
IsWarn() bool
}
type CharmLogger struct {
internal *log.Logger
writer io.Writer
level string
}
func NewLogger(w io.Writer, level string) Logger {
l := log.New(w)
l.SetLevel(log.ParseLevel(level))
return &CharmLogger{l, w, level}
}
// NewTTYLogger creates a new logger with full TTY colors
func NewTTYLogger(w io.Writer, level string) Logger {
r := lipgloss.NewRenderer(w, termenv.WithColorCache(true), termenv.WithTTY(true))
l := log.NewWithOptions(w, log.Options{
Level: log.InfoLevel,
ReportTimestamp: false,
Renderer: r,
})
return &CharmLogger{l, w, level}
}
func (l *CharmLogger) SetOutput(w io.Writer) {
l.writer = w
l.internal.SetOutput(w)
}
func (l *CharmLogger) Output() io.Writer {
return l.writer
}
func (l *CharmLogger) IsInfo() bool {
return l.level == LogLevelInfo
}
func (l *CharmLogger) IsDebug() bool {
return l.level == LogLevelDebug
}
func (l *CharmLogger) IsError() bool {
return l.level == LogLevelError
}
func (l *CharmLogger) IsWarn() bool {
return l.level == LogLevelWarn
}
func (l *CharmLogger) IsTrace() bool {
return l.level == LogLevelTrace
}
func (l *CharmLogger) SetLevel(level string) {
l.level = level
l.internal.SetLevel(log.ParseLevel(level))
}
func (l *CharmLogger) Level() string {
return l.level
}
func (l *CharmLogger) StandardWriter() io.Writer {
return l.internal.StandardLog(log.StandardLogOptions{ForceLevel: log.DebugLevel}).Writer()
}
func (l *CharmLogger) Info(message string, keyvals ...interface{}) {
l.internal.Info(message, keyvals...)
}
func (l *CharmLogger) Debug(message string, keyvals ...interface{}) {
l.internal.Debug(message, keyvals...)
}
func (l *CharmLogger) Error(message string, keyvals ...interface{}) {
l.internal.Error(message, keyvals...)
}
func (l *CharmLogger) Warn(message string, keyvals ...interface{}) {
l.internal.Warn(message, keyvals...)
}
func (l *CharmLogger) Trace(message string, keyvals ...interface{}) {
l.internal.Debug(message, keyvals...)
}
func LoggerAsHCLogger(l Logger) hclog.Logger {
lo := hclog.LoggerOptions{}
lo.Level = hclog.LevelFromString(l.Level())
lo.Output = l.Output()
return hclog.New(&lo)
}
type NullLogger struct {
Logger
LogOutput *strings.Builder
}
// Logger that sends all output to a string buffer the captured log output
// can be retrieved by accessing the string buffer at LogOutput
// In the instance of a test failure, the log output is written to StdOut
func NewTestLogger(t *testing.T) Logger {
sb := &strings.Builder{}
cl := NewLogger(sb, LogLevelDebug)
t.Cleanup(func() {
if t.Failed() {
fmt.Println(sb.String())
}
})
return &NullLogger{cl, sb}
}