Go Language Error Handling: Difference between revisions
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m (Ovidiu moved page Go Error Handling to Go Language Error Handling without leaving a redirect) |
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=Internal= | =Internal= | ||
* [[Go_Language#Error_Handling|Go Language]] | * [[Go_Language#Error_Handling|Go Language]] | ||
=Overview= | |||
A common error generation pattern in Go is that function return an error instance as the second return value. | |||
The returned error instance is implements the <code>error</code> interface: | |||
<syntaxhighlight lang='go'> | |||
type error interface { | |||
Error() string | |||
} | |||
</syntaxhighlight> | |||
=Organizatorium= | =Organizatorium= | ||
Revision as of 22:26, 30 August 2023
Internal
Overview
A common error generation pattern in Go is that function return an error instance as the second return value.
The returned error instance is implements the error interface:
type error interface {
Error() string
}
Organizatorium
Create an error:
errors.New("at least three arguments are required")
TO DEPLETE
These are documents produced by the previous attempt. Process, merge into this document, and deplete: Go Concepts - Error Handling