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package mardown
import (
"errors"
"fmt"
)
var ErrUnkownLexType = errors.New("unkown lex type")
type block interface {
Eval() error
}
type tree struct {
blocks []block
}
func (t *tree) Eval() error {
return nil
}
func ast(lxs lexers) (*tree, error) {
tr := new(tree)
for lxs.Next() {
b, err := getBlock(lxs)
if err != nil {
return nil, err
}
tr.blocks = append(tr.blocks, b)
}
return tr, nil
}
func getBlock(lxs lexers) (block, error) {
var b block
var err error
switch lxs.Current().Type {
case lexerHeader:
b, err = header(lxs)
case lexerExternal:
case lexerModifier:
case lexerCode:
case lexerEscape:
case lexerQuote:
case lexerLiteral, lexerBreak:
b = astLiteral(lxs.Current().Value)
default:
err = errors.Join(ErrUnkownLexType, fmt.Errorf("type received: %s", lxs.Current().Type))
}
return b, err
}
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