diff options
Diffstat (limited to 'gemtext/mdconv/convert.go')
-rw-r--r-- | gemtext/mdconv/convert.go | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/gemtext/mdconv/convert.go b/gemtext/mdconv/convert.go deleted file mode 100644 index 57e106f..0000000 --- a/gemtext/mdconv/convert.go +++ /dev/null @@ -1,78 +0,0 @@ -package mdconv - -import ( - "io" - "text/template" - - "tildegit.org/tjp/gus/gemtext" - "tildegit.org/tjp/gus/gemtext/internal" -) - -// Convert writes markdown to a writer from the provided gemtext document. -// -// Templates can be provided to override the output for different line types. -// The templates supported are: -// - "header" is called before any lines and is passed the full Document. -// - "footer" is called after the lines and is passed the full Document. -// - "textline" is called once per line of text and is passed a gemtext.TextLine. -// - "linkline" is called once per link line and is passed a gemtext.LinkLine. -// - "preformattedtextlines" is called once for a block of preformatted text and is -// passed a slice of gemtext.PreformattedTextLines. -// - "heading1line" is called once per h1 line and is passed a gemtext.Heading1Line. -// - "heading2line" is called once per h2 line and is passed a gemtext.Heading2Line. -// - "heading3line" is called once per h3 line and is passed a gemtext.Heading3Line. -// - "listitemlines" is called once for a block of contiguous list item lines and -// is passed a slice of gemtext.ListItemLines. -// - "quoteline" is passed once per blockquote line and is passed a gemtext.QuoteLine. -// -// There exist default implementations of each of these templates, so the "overrides" -// argument can be nil. -func Convert(wr io.Writer, doc gemtext.Document, overrides *template.Template) error { - if err := internal.ValidateLinks(doc); err != nil { - return err - } - - tmpl, err := baseTmpl.Clone() - if err != nil { - return err - } - - tmpl, err = internal.AddAllTemplates(tmpl, overrides) - if err != nil { - return err - } - - for _, item := range internal.RenderItems(doc) { - if err := tmpl.ExecuteTemplate(wr, item.Template, item.Object); err != nil { - return err - } - } - - return nil -} - -var baseTmpl = template.Must(template.New("mdconv").Parse(` -{{ define "header" }}{{ end }} -{{ define "textline" }}{{ if ne .String "\n" }} -{{ . }}{{ end }}{{ end }} -{{ define "linkline" }} -=> [{{ if eq .Label "" }}{{ .URL }}{{ else }}{{ .Label }}{{ end }}]({{ .URL }}) -{{ end }} -{{ define "preformattedtextlines" }}` + "\n```\n" + `{{ range . }}{{ . }}{{ end }}` + "```\n" + `{{ end }} -{{ define "heading1line" }} -# {{ .Body }} -{{ end }} -{{ define "heading2line" }} -## {{ .Body }} -{{ end }} -{{ define "heading3line" }} -### {{ .Body }} -{{ end }} -{{ define "listitemlines" }} -{{ range . }}* {{ .Body }} -{{ end }}{{ end }} -{{ define "quoteline" }} -> {{ .Body }} -{{ end }} -{{ define "footer" }}{{ end }} -`)) |