Fix scanUpToString returning nil on Linux

Behavior of scanUpToString differs from scanUpToString(into:). The former returns nil when argument is "", the latter returns rest of the string.
rapierorg · Aug 11, 2021 · c60808d · c60808d
1 parent 0905e3b
commit c60808d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Sources/TelegramBotSDK/Extensions/Scanner+Compatibility.swift b/Sources/TelegramBotSDK/Extensions/Scanner+Compatibility.swift
@@ -81,6 +81,9 @@ extension Scanner {
 
     #if os(Linux) || os(Windows)
     func scanUpTo(_ string: String) -> String? {
+        if string.isEmpty {
+            return scanUpToCharacters(from: CharacterSet())
+        }
         return scanUpToString(string)
     }
     #elseif os(OSX)