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Fix a few lint errors, a.k.a. improve docs

This commit is contained in:
Vytautas Šaltenis 2016-07-27 10:11:13 +03:00
parent ce05617fea
commit f7ec3b0e34
1 changed files with 18 additions and 4 deletions
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22
html.go
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@ -24,6 +24,7 @@ import (
"strings"
)
// HTMLFlags control optional behavior of HTML renderer.
type HTMLFlags int
// HTML renderer configuration options.
@ -63,6 +64,8 @@ var (
htmlTagRe = regexp.MustCompile("(?i)^" + HTMLTag)
)
// HTMLRendererParameters is a collection of supplementary parameters tweaking
// the behavior of various parts of HTML renderer.
type HTMLRendererParameters struct {
// Prepend this text to each relative URL.
AbsolutePrefix string
@ -126,8 +129,8 @@ func NewHTMLRenderer(params HTMLRendererParameters) *HTMLRenderer {
}
}
func isHtmlTag(tag []byte, tagname string) bool {
found, _ := findHtmlTagPos(tag, tagname)
func isHTMLTag(tag []byte, tagname string) bool {
found, _ := findHTMLTagPos(tag, tagname)
return found
}
@ -154,7 +157,7 @@ func skipUntilCharIgnoreQuotes(html []byte, start int, char byte) int {
return start
}
func findHtmlTagPos(tag []byte, tagname string) (bool, int) {
func findHTMLTagPos(tag []byte, tagname string) (bool, int) {
i := 0
if i < len(tag) && tag[0] != '<' {
return false, -1
@ -384,6 +387,16 @@ func (r *HTMLRenderer) cr(w io.Writer) {
}
}
// RenderNode is a default renderer of a single node of a syntax tree. For
// block nodes it will be called twice: first time with entering=true, second
// time with entering=false, so that it could know when it's working on an open
// tag and when on close. It writes the result to w.
//
// The return value is a way to tell the calling walker to adjust its walk
// pattern: e.g. it can terminate the traversal by returning Terminate. Or it
// can ask the walker to skip a subtree of this node by returning SkipChildren.
// The typical behavior is to return GoToNext, which asks for the usual
// traversal to the next node.
func (r *HTMLRenderer) RenderNode(w io.Writer, node *Node, entering bool) WalkStatus {
attrs := []string{}
switch node.Type {
@ -420,7 +433,7 @@ func (r *HTMLRenderer) RenderNode(w io.Writer, node *Node, entering bool) WalkSt
if r.Flags&SkipHTML != 0 {
break
}
if r.Flags&SkipStyle != 0 && isHtmlTag(node.Literal, "style") {
if r.Flags&SkipStyle != 0 && isHTMLTag(node.Literal, "style") {
break
}
//if options.safe {
@ -739,6 +752,7 @@ func (r *HTMLRenderer) writeDocumentFooter(w *bytes.Buffer) {
w.WriteString("\n</body>\n</html>\n")
}
// Render walks the specified syntax (sub)tree and returns a HTML document.
func (r *HTMLRenderer) Render(ast *Node) []byte {
//println("render_Blackfriday")
//dump(ast)