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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
// vespa logfmt command
// Author: arnej
package logfmt
import (
"strings"
)
// handle CLI flags for which fields to show when formatting a line
type flagValueForShow struct {
shown map[string]bool
changed bool
}
func defaultShowFlags() map[string]bool {
return map[string]bool{
"time": true,
"fmttime": true,
"msecs": true,
"usecs": false,
"host": false,
"level": true,
"pid": false,
"service": true,
"component": true,
"message": true,
}
}
func (v *flagValueForShow) Type() string {
return "show flags"
}
func (v *flagValueForShow) String() string {
var buf strings.Builder
flagNames := []string{
"time",
"fmttime",
"msecs",
"usecs",
"host",
"level",
"pid",
"service",
"component",
"message",
}
for _, flag := range flagNames {
if v.shown[flag] {
buf.WriteString(" +")
} else {
buf.WriteString(" -")
}
buf.WriteString(flag)
}
return buf.String()
}
func (v *flagValueForShow) flags() map[string]bool {
return v.shown
}
func (v *flagValueForShow) name() string {
return "show"
}
func (v *flagValueForShow) unchanged() bool {
return !v.changed
}
func (v *flagValueForShow) Set(val string) error {
return applyPlusMinus(val, v)
}
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