gtsocial-umbx

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write.go (659B)

      1 package iotools
      2 
      3 import "io"
      4 
      5 // WriterFunc is a function signature which allows
      6 // a function to implement the io.Writer type.
      7 type WriterFunc func([]byte) (int, error)
      8 
      9 func (w WriterFunc) Write(b []byte) (int, error) {
     10 	return w(b)
     11 }
     12 
     13 // WriteCloser wraps an io.Writer and io.Closer in order to implement io.WriteCloser.
     14 func WriteCloser(w io.Writer, c io.Closer) io.WriteCloser {
     15 	return &struct {
     16 		io.Writer
     17 		io.Closer
     18 	}{w, c}
     19 }
     20 
     21 // NopWriteCloser wraps an io.Writer to implement io.WriteCloser with empty io.Closer implementation.
     22 func NopWriteCloser(w io.Writer) io.WriteCloser {
     23 	return WriteCloser(w, CloserFunc(func() error {
     24 		return nil
     25 	}))
     26 }