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Decouple render elements from blackfriday parser

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This commit is contained in:
Christian Muehlhaeuser
2019-12-07 18:48:08 +01:00
parent 665477d690
commit 897b2dbd1e
13 changed files with 179 additions and 132 deletions
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list.go
+8 -8
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@@ -5,16 +5,16 @@ import (
"io"
"github.com/muesli/reflow"
bf "gopkg.in/russross/blackfriday.v2"
)
type ListElement struct {
Width uint
Nested bool
}
func (e *ListElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer) error {
ctx := tr.context
func (e *ListElement) Render(w io.Writer, ctx RenderContext) error {
rules := ctx.style[List]
if node.Parent.Type != bf.Item {
if !e.Nested {
_, _ = w.Write([]byte("\n"))
}
@@ -27,9 +27,9 @@ func (e *ListElement) Render(w io.Writer, node *bf.Node, tr *TermRenderer) error
return nil
}
func (e *ListElement) Finish(w io.Writer, node *bf.Node, tr *TermRenderer) error {
ctx := tr.context
func (e *ListElement) Finish(w io.Writer, ctx RenderContext) error {
bs := ctx.blockStack
var indent uint
var margin uint
rules := bs.Current().Style
@@ -43,7 +43,7 @@ func (e *ListElement) Finish(w io.Writer, node *bf.Node, tr *TermRenderer) error
renderText(bs.Current().Block, rules, suffix)
pw := &PaddingWriter{
Padding: uint(tr.WordWrap - int(bs.Indent()) - int(bs.Margin()*2)),
Padding: uint(int(e.Width) - int(bs.Indent()) - int(bs.Margin()*2)),
PadFunc: func(wr io.Writer) {
renderText(w, rules, " ")
},
@@ -62,7 +62,7 @@ func (e *ListElement) Finish(w io.Writer, node *bf.Node, tr *TermRenderer) error
}
_, err := iw.Write(reflow.Bytes(bs.Current().Block.Bytes(),
tr.WordWrap-int(bs.Indent())-int(bs.Margin())*2))
int(e.Width)-int(bs.Indent())-int(bs.Margin())*2))
if err != nil {
return err
}