From f88735b9a90e8a98d77e01dc349ea07f52995620 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Thu, 7 May 2020 23:11:54 +0300
Subject: [PATCH] Do not highlight parts of float numbers as bank card numbers.

GitOrigin-RevId: cc58f030c6485c393f115fb89a4e9a5b2e6b40b9
---
 td/telegram/MessageEntity.cpp | 4 ++--
 test/message_entities.cpp     | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/td/telegram/MessageEntity.cpp b/td/telegram/MessageEntity.cpp
index a22714650..872899996 100644
--- a/td/telegram/MessageEntity.cpp
+++ b/td/telegram/MessageEntity.cpp
@@ -422,7 +422,7 @@ static vector<Slice> match_bank_card_numbers(Slice str) {
   const unsigned char *end = str.uend();
   const unsigned char *ptr = begin;
 
-  // '/(?<=^|[^+_\pL\d-])[\d -]{13,}([^_\pL\d-]|$)/'
+  // '/(?<=^|[^+_\pL\d-.,])[\d -]{13,}([^_\pL\d-]|$)/'
 
   while (true) {
     while (ptr != end && !is_digit(*ptr)) {
@@ -435,7 +435,7 @@ static vector<Slice> match_bank_card_numbers(Slice str) {
       uint32 prev;
       next_utf8_unsafe(prev_utf8_unsafe(ptr), &prev, "match_bank_card_numbers");
 
-      if (prev == '+' || prev == '-' || prev == '_' ||
+      if (prev == '.' || prev == ',' || prev == '+' || prev == '-' || prev == '_' ||
           get_unicode_simple_category(prev) == UnicodeSimpleCategory::Letter) {
         while (ptr != end && (is_digit(*ptr) || *ptr == ' ' || *ptr == '-')) {
           ptr++;
diff --git a/test/message_entities.cpp b/test/message_entities.cpp
index d01060a69..e29e3059f 100644
--- a/test/message_entities.cpp
+++ b/test/message_entities.cpp
@@ -201,7 +201,7 @@ TEST(MessageEntities, bank_card_number) {
   check_bank_card_number(" - - - - 1 - -- 234 - - 56- - 7890150000  - - - -", {"1 - -- 234 - - 56- - 7890150000"});
   check_bank_card_number("4916-3385-0608-2832; 5280 9342 8317 1080 ;345936346788903",
                          {"4916-3385-0608-2832", "5280 9342 8317 1080", "345936346788903"});
-  check_bank_card_number("4556728228023269,4916141675244747020,49161416752447470,4556728228023269",
+  check_bank_card_number("4556728228023269, 4916141675244747020, 49161416752447470, 4556728228023269",
                          {"4556728228023269", "4916141675244747020", "4556728228023269"});
   check_bank_card_number("a1234567890128", {});
   check_bank_card_number("1234567890128a", {});
@@ -210,7 +210,7 @@ TEST(MessageEntities, bank_card_number) {
   check_bank_card_number("1234567890128_", {});
   check_bank_card_number("_1234567890128", {});
   check_bank_card_number("1234567890128/", {"1234567890128"});
-  check_bank_card_number(",1234567890128", {"1234567890128"});
+  check_bank_card_number("\"1234567890128", {"1234567890128"});
   check_bank_card_number("+1234567890128", {});
 }