Validator: no duplicated messages.

diff --git a/src/fields.rs b/src/fields.rs
index d2d396c3cc2c6ccd9428c5c691232c1348c749df..d3046917fd958c01c4ce34c2e1d9aa2b8a9e6d6a 100644 (file)
--- a/src/fields.rs
+++ b/src/fields.rs
@@ -94,7 +94,11 @@ fn validate_std(f: &Field) -> String {
                                first = false;
                        }
 
-                       s.push_str(format!("<li>{}</li>\n", &msg).as_str());
+                       /* check if the message already exists */
+                       let html = format!("<li>{}</li>\n", &msg);
+                       if s.find(&html).is_none() {
+                               s.push_str(&html);
+                       }
                }
        }