30 lines
478 B
Go
30 lines
478 B
Go
package main
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import (
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"errors"
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"fmt"
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"io"
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)
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type Error string
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func (e Error) Error() string {
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return string(e)
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}
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const ErrEOF = Error("EOF")
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func main() {
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var err error = ErrEOF
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err = io.EOF
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_ = err
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// ErrEOF = Error("new error") -> coplilation error
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anotherErrEOF1 := Error("EOF")
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fmt.Println(`anotherErrEOF1 = Error("EOF"):`, anotherErrEOF1 == ErrEOF)
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anotherErrEOF2 := errors.New("EOF")
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fmt.Println("anotherErrEOF2 = io.EOF:", anotherErrEOF2 == io.EOF)
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}
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