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22 lines
467 B
Go
22 lines
467 B
Go
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package check
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import (
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"fmt"
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"os"
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)
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// ErrorForExit check the error.
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// If error is not nil, print the error message and exit the application.
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// If error is nil, do nothing.
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func ErrorForExit(name string, err error, code ...int) {
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if err != nil {
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exitCode := 1
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if len(code) > 0 {
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exitCode = code[0]
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}
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fmt.Fprintf(os.Stderr, "%s: %s (%d)\n", name, err.Error(), exitCode)
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fmt.Fprintf(os.Stderr, "See \"%s --help\".\n", name)
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os.Exit(exitCode)
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}
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}
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