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utils.go
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/
utils.go
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package main
import "fmt"
// PanicOnErrors prints all non-nil err in errors and panics if there is at least one non-nil
// error in errors. Otherwise, return normally.
func PanicOnErrors(errors []error) {
// Only used if one error (for better error handling).
var firstErr error
errN := 0
// Print all non-nil errors.
for _, err := range errors {
if err != nil {
fmt.Printf("%s\n", err.Error())
errN++
firstErr = err
}
}
// Multiple errors, panic with generic message.
if errN > 1 {
panic(fmt.Errorf("Multiple errors occured. Check output for details"))
}
if errN == 1 {
panic(firstErr)
}
}