diff options
Diffstat (limited to 'vendor/github.com/cilium/ebpf/internal/output.go')
-rw-r--r-- | vendor/github.com/cilium/ebpf/internal/output.go | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/vendor/github.com/cilium/ebpf/internal/output.go b/vendor/github.com/cilium/ebpf/internal/output.go deleted file mode 100644 index aeab37fcf..000000000 --- a/vendor/github.com/cilium/ebpf/internal/output.go +++ /dev/null @@ -1,84 +0,0 @@ -package internal - -import ( - "bytes" - "errors" - "go/format" - "go/scanner" - "io" - "strings" - "unicode" -) - -// Identifier turns a C style type or field name into an exportable Go equivalent. -func Identifier(str string) string { - prev := rune(-1) - return strings.Map(func(r rune) rune { - // See https://golang.org/ref/spec#Identifiers - switch { - case unicode.IsLetter(r): - if prev == -1 { - r = unicode.ToUpper(r) - } - - case r == '_': - switch { - // The previous rune was deleted, or we are at the - // beginning of the string. - case prev == -1: - fallthrough - - // The previous rune is a lower case letter or a digit. - case unicode.IsDigit(prev) || (unicode.IsLetter(prev) && unicode.IsLower(prev)): - // delete the current rune, and force the - // next character to be uppercased. - r = -1 - } - - case unicode.IsDigit(r): - - default: - // Delete the current rune. prev is unchanged. - return -1 - } - - prev = r - return r - }, str) -} - -// WriteFormatted outputs a formatted src into out. -// -// If formatting fails it returns an informative error message. -func WriteFormatted(src []byte, out io.Writer) error { - formatted, err := format.Source(src) - if err == nil { - _, err = out.Write(formatted) - return err - } - - var el scanner.ErrorList - if !errors.As(err, &el) { - return err - } - - var nel scanner.ErrorList - for _, err := range el { - if !err.Pos.IsValid() { - nel = append(nel, err) - continue - } - - buf := src[err.Pos.Offset:] - nl := bytes.IndexRune(buf, '\n') - if nl == -1 { - nel = append(nel, err) - continue - } - - err.Msg += ": " + string(buf[:nl]) - nel = append(nel, err) - } - - return nel -} |