lib/markdown: Fix a bug in check_link

Signed-off-by: Lucas Bajolet <r4pass@hotmail.com>

diff --git a/lib/markdown/markdown.nit b/lib/markdown/markdown.nit
index 251f784..3dbf248 100644 (file)
--- a/lib/markdown/markdown.nit
+++ b/lib/markdown/markdown.nit
@@ -2102,6 +2102,7 @@ abstract class TokenLinkOrImage
                                        if pos == -1 then return -1
                                end
                        end
+                       if pos < start then return -1
                        if md[pos] != ')' then return -1
                else if md[pos] == '[' then
                        pos += 1