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package log | ||
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// Verbose is a verbose type that implements Logger Print. | ||
type Verbose struct { | ||
log Logger | ||
level Level | ||
enabled bool | ||
} | ||
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// NewVerbose new a verbose with level. | ||
func NewVerbose(log Logger, level Level) Verbose { | ||
return Verbose{log: log, level: level} | ||
} | ||
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// Enabled will return true if this log level is enabled, guarded by the value of v. | ||
func (v Verbose) Enabled(level Level) bool { | ||
return v.level <= level | ||
} | ||
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// V reports whether verbosity at the call site is at least the requested level. | ||
func (v Verbose) V(level Level) Verbose { | ||
return Verbose{log: v.log, enabled: v.Enabled(level)} | ||
} | ||
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// Print is equivalent to the Print function, guarded by the value of v. | ||
func (v Verbose) Print(a ...interface{}) { | ||
if v.enabled { | ||
v.log.Print(a...) | ||
} | ||
} |
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package log | ||
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import "testing" | ||
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func TestVerbose(t *testing.T) { | ||
v := NewVerbose(DefaultLogger, 20) | ||
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v.V(10).Print("foo", "bar1") | ||
v.V(20).Print("foo", "bar2") | ||
v.V(30).Print("foo", "bar3") | ||
} |