fix: modify interface check way

[demoManito]

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No need to create variables to validate interfaces, consistent with other code styles, Interface checks: go.dev/doc/effective_go#blank_implements

[L2ncE]

Hi! I would like to understand why this change is needed.

[demoManito]

Hi! I would like to understand why this change is needed.

@L2ncE This is just to check whether the interface is implemented. It is obviously inappropriate to instantiate a variable.

https://go.dev/doc/effective_go#blank_implements

[L2ncE]

Hi! I would like to understand why this change is needed.

@L2ncE This is just to check whether the interface is implemented. It is obviously inappropriate to instantiate a variable.

https://go.dev/doc/effective_go#blank_implements

I got it, thx.