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src/go/doc: in Examples, check for len of params.List, not nilness

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This makes the check the same as the one in the tests vet check.
It's safer to check the number of arguments rather than for a nil
slice.

Change-Id: I8e04e9c612573f334770c1c4245238649656c6e2
Reviewed-on: https://go-review.googlesource.com/c/go/+/211598
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Jay Conrod <jayconrod@google.com>
This commit is contained in:
Michael Matloob 2019-12-16 17:20:02 -05:00
parent a5bfd9da1d
commit 4b21702fdc
1 changed files with 1 additions and 1 deletions
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2
src/go/doc/example.go
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@ -62,7 +62,7 @@ func Examples(testFiles ...*ast.File) []*Example {
if !ok || f.Recv != nil {
continue
}
if params := f.Type.Params; params.List != nil {
if params := f.Type.Params; len(params.List) != 0 {
continue // function has params; not a valid example
}
numDecl++