This test checks completion related to function signatures.
-- flags --
-ignore_extra_diags
-- func_sig.go --
package funcsig
type someType int //@item(sigSomeType, "someType", "int", "type")
// Don't complete "foo" in signature.
func (foo someType) _() { //@item(sigFoo, "foo", "someType", "var"),complete(") {", sigSomeType)
//@complete("", sigFoo, sigSomeType)
}