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output.go: move padding stuff to a new type baseWriter

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This commit is contained in:
Michael Teichgräber 2012-09-01 00:14:27 +02:00
parent 437afafa74
commit 71df3d7aa2
1 changed files with 15 additions and 11 deletions
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26
output.go
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@ -33,9 +33,13 @@ type Writer interface {
WriteByte(byte) error WriteByte(byte) error
} }
type htmlOut struct { type baseWriter struct {
Writer Writer
padded int padded int
}
type htmlOut struct {
baseWriter
obfuscate bool obfuscate bool
notenum int notenum int
@ -44,8 +48,7 @@ type htmlOut struct {
func ToHTML(w Writer) Formatter { func ToHTML(w Writer) Formatter {
f := new(htmlOut) f := new(htmlOut)
f.Writer = w f.baseWriter = baseWriter{w, 2}
f.padded = 2
return f return f
} }
func (f *htmlOut) FormatBlock(tree *element) { func (f *htmlOut) FormatBlock(tree *element) {
@ -64,20 +67,21 @@ func (f *htmlOut) Finish() {
// One newline means a line break, similar to troff's .br // One newline means a line break, similar to troff's .br
// request, two newlines mean a line break plus an // request, two newlines mean a line break plus an
// empty line, similar to troff's .sp request // empty line, similar to troff's .sp request
func (h *htmlOut) pad(n int) *htmlOut { func (w *baseWriter) pad(n int) {
for ; n > h.padded; n-- { for ; n > w.padded; n-- {
h.WriteByte('\n') w.WriteByte('\n')
} }
h.padded = 0 w.padded = 0
return h
} }
func (h *htmlOut) br() *htmlOut { func (h *htmlOut) br() *htmlOut {
return h.pad(1) h.pad(1)
return h
} }
func (h *htmlOut) sp() *htmlOut { func (h *htmlOut) sp() *htmlOut {
return h.pad(2) h.pad(2)
return h
} }
func (h *htmlOut) skipPadding() *htmlOut { func (h *htmlOut) skipPadding() *htmlOut {