32 lines
603 B
Go
32 lines
603 B
Go
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package output
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import "fmt"
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var globalPrinter Printer = &VoidPrinter{}
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func ChangePrinter(printer Printer) {
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globalPrinter = printer
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}
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func Printf(format string, args ...interface{}) {
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globalPrinter.Printf(format, args...)
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}
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type Printer interface {
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Printf(format string, args ...interface{})
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}
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type ConsolePrinter struct{}
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func NewConsolePrinter() *ConsolePrinter {
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return &ConsolePrinter{}
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}
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func (c *ConsolePrinter) Printf(format string, args ...interface{}) {
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fmt.Printf(format, args...)
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}
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type VoidPrinter struct{}
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func (v *VoidPrinter) Printf(format string, args ...interface{}) {}
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