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package markdown
import "fmt"
type ParseError struct {
internal error
lxs lexers
}
func (e *ParseError) Error() string {
return e.internal.Error()
}
func (e *ParseError) Pretty() string {
lxs := e.lxs
if lxs.lexers == nil {
return e.internal.Error()
}
current := lxs.current - 1
for lxs.Before() && lxs.Current().Type != lexerBreak {
}
current -= lxs.current
contxt := ""
ind := ""
for lxs.Next() && lxs.Current().Type != lexerBreak {
contxt += lxs.Current().Value
if lxs.current <= current {
ch := "~"
if lxs.current == current {
ch = "^"
}
for range len(lxs.Current().Value) {
ind += ch
}
}
}
if lxs.current == current {
runes := []rune(ind)
runes[len(runes)-1] = '^'
ind = string(runes)
}
return fmt.Sprintf("%v\n\n%s\n%s", e, contxt, ind)
}
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