diff options
Diffstat (limited to 'mardown/ast.go')
| -rw-r--r-- | mardown/ast.go | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/mardown/ast.go b/mardown/ast.go deleted file mode 100644 index ceeec6f..0000000 --- a/mardown/ast.go +++ /dev/null @@ -1,107 +0,0 @@ -package mardown - -import ( - "encoding/json" - "errors" - "fmt" - "html/template" - "strings" -) - -var ErrUnkownLexType = errors.New("unkown lex type") - -type block interface { - Eval() (template.HTML, *ParseError) -} - -type tree struct { - blocks []block -} - -func (t *tree) Eval() (template.HTML, *ParseError) { - var content template.HTML - for _, c := range t.blocks { - ct, err := c.Eval() - if err != nil { - return "", err - } - content += ct - } - return content, nil -} - -func (t *tree) String() string { - b, _ := json.MarshalIndent(t, "", " ") - return string(b) -} - -func ast(lxs *lexers) (*tree, *ParseError) { - tr := new(tree) - newLine := true - for lxs.Next() { - b, err := getBlock(lxs, newLine) - if err != nil { - return nil, err - } - if b != nil { - tr.blocks = append(tr.blocks, b) - } - if !lxs.Finished() { - newLine = lxs.Current().Type == lexerBreak - } - } - return tr, nil -} - -func getBlock(lxs *lexers, newLine bool) (block, *ParseError) { - var b block - var err *ParseError - switch lxs.Current().Type { - case lexerHeader: - if !newLine { - b, err = paragraph(lxs, false) - } else { - b, err = header(lxs) - } - case lexerExternal: - if newLine && lxs.Current().Value == "