37 lines
796 B
Go
37 lines
796 B
Go
package errors
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import (
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"errors"
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"fmt"
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"reflect"
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)
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var (
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ENV_EMPTY = errors.New("Environment variable was empty")
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NOT_INIT = errors.New("Is not initialised")
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NOT_HANDLED = errors.New("Is not handled")
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OUT_OF_BOUND = errors.New("Out of bound")
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NOT_SET = errors.New("Is not set")
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ALREADY_SET = errors.New("Already set")
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NOT_FOUND = errors.New("Was not found")
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)
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func WrapErr(context string, err error) error {
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return fmt.Errorf("%s: %w", context, err)
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}
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func CheckFieldInitialized(t interface{}, fieldName string) error {
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v := reflect.ValueOf(t)
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fieldValue := v.Elem().FieldByName(fieldName)
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if !fieldValue.IsValid() {
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return fmt.Errorf("field %s does not exist", fieldName)
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}
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if fieldValue.IsNil() {
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return WrapErr(fieldName, NOT_INIT)
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}
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return nil
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}
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