diff options
Diffstat (limited to 'libgo/go/cmd/vet/doc.go')
| -rw-r--r-- | libgo/go/cmd/vet/doc.go | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/libgo/go/cmd/vet/doc.go b/libgo/go/cmd/vet/doc.go index 3df975cacc4..d9af0a88759 100644 --- a/libgo/go/cmd/vet/doc.go +++ b/libgo/go/cmd/vet/doc.go @@ -119,22 +119,17 @@ Printf family Flag: -printf -Suspicious calls to functions in the Printf family, including any functions -with these names, disregarding case: - Print Printf Println - Fprint Fprintf Fprintln - Sprint Sprintf Sprintln - Error Errorf - Fatal Fatalf - Log Logf - Panic Panicf Panicln -The -printfuncs flag can be used to redefine this list. -If the function name ends with an 'f', the function is assumed to take -a format descriptor string in the manner of fmt.Printf. If not, vet -complains about arguments that look like format descriptor strings. - -It also checks for errors such as using a Writer as the first argument of -Printf. +Suspicious calls to fmt.Print, fmt.Printf, and related functions. +The check applies to known functions (for example, those in package fmt) +as well as any detected wrappers of known functions. + +The -printfuncs flag specifies a comma-separated list of names of +additional known formatting functions. Each name can be of the form +pkg.Name or pkg.Type.Name, where pkg is a complete import path, +or else can be a case-insensitive unqualified identifier like "errorf". +If a listed name ends in f, the function is assumed to be Printf-like, +taking a format string before the argument list. Otherwise it is +assumed to be Print-like, taking a list of arguments with no format string. Range loop variables |