25 lines
490 B
Go
25 lines
490 B
Go
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package godo
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import "fmt"
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// ArgError is an error that represents an error with an input to godo. It
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// identifies the argument and the cause (if possible).
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type ArgError struct {
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arg string
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reason string
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}
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var _ error = &ArgError{}
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// NewArgError creates an InputError.
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func NewArgError(arg, reason string) *ArgError {
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return &ArgError{
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arg: arg,
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reason: reason,
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}
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}
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func (e *ArgError) Error() string {
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return fmt.Sprintf("%s is invalid because %s", e.arg, e.reason)
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}
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